VEGAS Hardware Tests 2015 Sep 22 Session Goals 1 Investigate source of incorrect sub integration times on certain banks 1 Investigate switching signal co...
VEGAS Hardware Tests 2015 Sep 23 Session Goals Ray suggested a new bitmask for guppi_threads.conf to bind certain guppi_daq processes to particular cores. The ...
VEGAS: VErsatile GBT Astronomical Spectrometer Analog IF Interface (Scroll down for older information) Gain Slope Modifications, June 2012 It is desired to m...
Artificial Pulsar User's Guide The NRAO in Green Bank has developed a hardware test fixture for validating pulsar data acquisition systems. This system is called ...
List of GUPPI BOF Files This page has a list of all .bof files present on beef and any notable features about them General notes The bof file naming convention h...
VEGAS Tests 2013 Aug 09 Goals * Run VEGAS with the L band receiver, and demonstrate to Galen that the converter rack settings need to be 0dB / 35 dB * Run ...
VEGAS Tests 2013 Aug 10 Goals * Run VEGAS with the L band receiver, and demonstrate to Galen that the converter rack settings need to be 0dB / 35 dB * Run ...
VEGAS Testing 2013 August 12 Goals * Debug software errors seen on 10th August Observing Details * Projectid TGBT13A_504_26 (Session 26) * run Lbandmod...
VEGAS Testing 2013 August 13 Goals * Continued software testing fix mode 2 and 3 appears to be successful. Observing Details * Use project code TGBT13...
VEGAS Testing 2013 August 14 Goals * To check the freq axis of the data obtained in mode 2 and 3 in GBTIDL appears to be successful. * To check the cal s...
VEGAS Testing 2013 August 14b Goals * diagnose where the ripple seen in the S band data from last Saturday's tests is coming from. Session id * TGBT13B_50...
VEGAS Tests 2013 August 19 Goals * astronomical tests of VEGAS Modes 2 and 3 Observing Details X band Radio Recombination Lines * weather is calm, overca...
VEGAS Tests 2013 August 19a Goals * Checking configuration of Mode 4 to 19 using config tool * Check sub_frequency, filter_bw parameters for mode 1 to 19 a...
VEGAS Tests 2013 August 21 Goals * Check converter rack and IF module levels with Galen Details * Start at 2pm. Put L band receiver in focus and retract p...
VEGAS Tests 23 August 2013 Goals * Test latest version of VEGAS executable and config scripts Details * 2pm Melinda copies in some config scripts, Ray cop...
VEGAS Tests 28/29 August 2013 Goals * Initial tests of VEGAS Modes 4 through 9 Details August 28 * 1pm get logged in * Melinda copies some python scri...
VEGAS Tests 05 December 2013 Goals * Science testing of modes 1, 2, and 3 prior to potential on sky testing during the weekend. Plan * Test mode 1 positio...
VEGAS tests 20 December 2013 Goals * test modes 20 29 during maintenance time (no telescope movement). Plan * run position and frequency switched script...
VEGAS Tests 2013 November 05 Goals Re test modes 1, 2, and 3 on VEGAS to make sure that they are will working with the next bof files that include the DIBAS fixe...
VEGAS Tests 11 September 2013 Goals * Tests of VEGAS Modes 4 and 5 Details * 2:45pm get logged in * Melinda copies some python scripts over * Scan 1...
TGBT13B_502_50 Testing AutoPeak and data blanking Goals * Test that AutoPeak, etc, will run even if dopplertrackfreq is set, and is outside DCR range. * Te...
Testing on April 10, 2014 Goals: Make sure that scripts for Kristine Spekkens project (14A_284) work. Brian Mason wrote the scripts. Project info: * TGBT13B ...
Testing on April 15, 2014 Goals * Test new BOF file has fixed mode 1 ripple problem * Test Jim Braatz's scripts Project info * TGBT13B _502_52 / 53 TG...
Testing on April 17, 2014 Goals * Test Jim Braatz's scripts Project info * TGBT13B _502_54 TGBT13B_502_54 Log * jb pointfocus (configures for Spectrom...
Testing on April 24, 2014 Goals: Make sure that scripts for CHANGES project (AGBT14A_249) work. Megan Johnson wrote the scripts which were subsequently edited by...
TGBT13B_502_57 Goals * Test measpwr dropouts Details * Start at 3:30pm * Fire up VEGASDM, leftover config is Bank A (only) in Mode 19 * No sign of d...
TGBT14A_912_16 Q Band tests of the IF and CR Rack IFTarget tests * Using iftarget_tests, configured Q band to observe 2 lines each in their own VEGAS bank, 40...
SubBeamNod tests with VEGAS * Need Joe to help setup to use subreflector during maintenance. Normal setups will fail. Need Antenna in scan coordinator. For An...
VEGAS Testing 2014 August 26 Goals * Test the new mode 2/3 BOFs (h16k_ver112e_1500_64.bof and h16k_ver112e_1080_2014_Aug_21_1618.bof) * Look for spikes wit...
TGBT41A_912_22 MR tests Goals * Test https://safe.nrao.edu/wiki/bin/view/GB/Software/ModificationRequest5Q414 Tests Blanking time, messages * Frequency s...
VEGAS Testing August 27 2014 Part 2 Richard and Adam Overview * Attempt to better understand the noise spikes in VEGAS data * Data in TGBT14A _912_24 Br...
TGBT14A_912_48 back to back VEGAS / Spectrometer tests Goals * Run Jim Braatz KFPA observing scripts with Spectrometer and VEGAS continued Details * Sta...
TGBT14A_912_49 Spike Tests Goals * Gather data with which to determine the location of the VEGAS spurs Details * Scan 1 : SpikeTestMode4EightBanks_AK (5 minu...
TGBT14A_912_50 Various VEGAS tests Goals * Check converter rack connections * Check balance problems * Back to back VEGAS / KFPA tests * X band RRL t...
TGBT14A_912_53 Bank to Bank discrepancy tests, as well as KFPA rms noise tests Goals * Check if Mode 3 shows the Bank to Bank Discrepancy * Check if alteri...
Testing lbw_gain and balancing Goals Vary input levels, vary lbw_gain and monitor measpwr and the appropriate scaled output values Details Steve has the system,...
Testing lbw_gain and balancing Goals * Repeat lbw_gain and balancing tests that got screwed up by VEGAS faults Details * Start at 8:00am configure for K...
TGBT14A_902_2 DIBAS tests Goals * test M C / DIBAS observing scripts in advance of night time observing Details * start at 10:00am. Everyone gets logged i...
DIBAS testing Goal On sky testing with X band and L band to check and make sure that we get signal. Details * TGBT14A_902_03 # Scan Time Mode Notes # 1 ...
VEGAS Testing 11 Feb 2014 Goals: * Make sure that all seven beams of the KFPA work with VEGAS DONE. * Try different combinations of beams and frequencies D...
VEGAS Training Amanda trained Frank Ghigo and Ron Maddalena. Discovered bug. Beam 1 of KFPA can only be routed to Banks E H, so Bank A isn't configured. Because...
2014 February 25 Goals: * Try KFPA setup in multi window mode with less than eight windows. Also try broadband mode. * Try running two spectrometers in two...
2014 February 27 VEGAS Training / Testing * Session 36 Goals * Train Kevin Gum, Greg Monk, Rob ? * Test Melinda's change to always configure switching...
VEGAS Testing afternoon of 27 Febuary 2014 Goals: * Cap off VEGAS system at different places to try and see what the source of the ripple in modes 1, 2, and 3...
VEGAS Tests 2014 Jan 02 Goals * Test modes 1 29 with stationary telescope and LO1B test tones, astronomical test observations for AAS and for modes 20 29 Obs...
VEGAS tests 15 January 2014 Goals * Main goal: test mode 20 29 with KFPA and all eight banks * If have time, try to take the two polarization of the X band...
17 January 2014 Testing Goals * see how the ripples change in X band in mode 1 or 2 with different attenuation levels * running archivist to record meas...
2014 July 02 TGBT14A_912_01 test of config tool and new BOFs Goals * test out config tool LO blanking setting; test new BOF files Details * get some c...
2013 July 03 Testing for Ghost Frequency fix with new BOF Goals * Test modes 10 14 with new BOF which should have ghost frequency fix. * If time, test m...
TGBT14A_912_03 Test of config_tool Goals * Test new version of config_tool that tests blanking, etc Details * Project TGBT14A_912_03 * Some confusion f...
TGBT14A_912_04. Repeat AGBT14A_316 observations Details * Copy rrlpos1 from AGBT14A_316 to 14A316Test in TGBT14A_912 * remove Antenna from Scan Coordinator...
Testing on July 10, 2014 Purpose: * Run some fidicual scans for the apparent frequency switch problem Info: * TGBT14A_912_05 Plan: * total power, no c...
TGBT14A_912 Goals * Test VEGAS blanking * Test ghost frequency issue Details * In test fsw_issue noswitch_mode10, injected line in channel 2488. We saw...
TGBT14A_912_07 Comprehensive RRL astronomical tests Goals * Goal is to run TP and FSW observations on W3 and a flux calibrator for as many modes as possible w...
TGBT14A_912_11 VEGASDM jump tests Goals * Try and isolate cause of VEGAS DM jumps, and Bank H balancing problems Details * Try mode 11, this failed to bal...
TGBT14A_912_12 Bank H Balance Tests / Sawtooth problem tests Goals * Remove attenuator from output of VEGAS IF module in Bank H * Check for the "sawtooth" ...
Testing June 18, 2014 Goal: * Take some test Q band data to show final ripple solution. * Look VEGAS data monitor (Joe Master's restarted server). * che...
18 June 2014 testing some FLAG VEGAS scripts Goals * try running an L band script which will do a hexagonal pattern with VEGAS to simulate beamformer data ...
VEGAS Testing TGBT13B_502_42 Goals * Train Dan, Donna and Paul Marganian * Bank A configuration checks for Melinda Details * Did the training. Ran sc...
Testing March 11, 2014 KFPA observers (13B 312, RAMPS survey) had problems observing. Their configuration worked, but the data doesn't appear look right and we're...
TGBT13B_502_48 Testing AutoPeak and data blanking Goals * Test that AutoPeak, etc, will run even if dopplertrackfreq is set, and is outside DCR range. * Te...
Shared Risk Tests 3 March 2014 Goal: On sky tests of the KFPA (8 beams, 8 spectrometers). I'm going to try pointed observations and if I have time maps. Info: T...
TGBT13B_502_40 Training Scott and Paul Goals * Train Scott and Paul Details * Ran LbandMode3specStow * Scan 12 fills ok but GBTIDL claims all data is...
VEGAS testing (May 13, 2014) Goal: * Test to see whether manager fixes have gotten rid of the mode 1 3 ripple * Routing Q band to banks A D. Banks E H not ...
May 20, 2014 Testing Goal: * Figure out weird frequency switch issue: we're getting lines where we shouldn't in the switch Plan: * inject test tone in mod...
May 22, 2014 Testing Plan: * Try Glenn's suggested fix on the system for frequency image problem * Run a couple of different modes to make sure missing cha...
Testing on May 29, 2014 Plan: * Try out new bof file for modes 10 19 and see if the image is gone * Double check that mode 20 29 are okay if mode 10 19 are...
2014 November 7 VEGAS testing Overview Testing the new OGP calibration method to compare against the current (production) method Method Same method as in the pr...
TGBT14A_912_47 back to back VEGAS / Spectrometer tests Goals * Run Jim Braatz KFPA observing scripts with Spectrometer and VEGAS Details * Start at 12:20p...
2014 November 31 VEGAS testing Overview At L band, the baseline of the YY polarization was seen to be non flat by Adam last week. We will test whether placing s...
2014 October 23 VEGAS testing Overview Today we are hoping to test: * Updates to the blanking times * Updates to integration time rounding * Updates to ...
2014 October 31 VEGAS testing Overview At L band, the baseline of the YY polarization was seen to be non flat by Adam last week. We will test whether placing so...
VEGAS Baseline Tests for wide bandwidth Modes 1,2,3 2014 09 15: D. T. Frayer On 2014 September 04, we took some comparison baseline data using Q band with VEGAS m...
GBT14A _912_32 Goals * ADC tests for CASPER Group Background In a previous test, we tested looking for spikes in Q band while connected to a noise source and...
September 19, 2014 Spike tests with OGP Calibration Overview The Offset Gain and Phase (OGP) calibration of the four ADCs interleaved to create the VEGAS output ...
SubBeamNod Observations with VEGAS Project 14A565 is the first science project using SubBeamNod observations. It requires deep observations with flat baselines to...
TGBT14A_912_86 Analysis Noise source directly into VEGAS ADCs Seven channels of the splitter connected to VEGAS banks E2 through H2. Eighth channel connected to ...
TGBT14A_912_87 VEGAS bank to bank discrepancy tests Goals * Get spectral line data with simultaneous DCR and/or Spectrometer Summary Starting with Scan 9 (wh...
TGBT14A_912_89 Troubleshoot latest VEGAS problems Goals * Troubleshoot latest egregious VEGAS problems, with a focus on switching signal distribution system ...
TGBT14A_912_90 VEGAS bank to bank tests with Spectrometer, etc Goals 1. Configure the system as normal for VEGAS and the Spectrometer, and look at the respect...
Astronomical Tests with VEGAS and Spectrometer Overview To test the 'fix' of running only a single channel through each of the dual channel VEGAS IF modules, we ...
TGBT14A _912_116 Overview Joe and Adam are testing the most up to date BOF files, which should have almost all fixes in place (bi modal behaviour, shifted center...
TVEGAS_43 Continued tests in simulator Setup * Using the new BOF with Randy's new approach to lbw_gain. * Jason installs a new amplifier and some pads. ...
TGBT14A_912_69 continued bank discrepancy tests on real VEGAS Setup * Start 8:10am * run into Manager problems (loading old BOF). Finally get started aroun...
TVEGAS_44 Continued tests with the simulator Setup * Using the new USB controlled attenuator; range 0 30dB attenuation * running procs from /users/rprest...
TGBT14A_912_71 Continued VEGAS bank discrepancy tests This was all done with the wrong (release) version of the Manager... This will have screwed up the Balancing...
TGBT14A_912_73 Continued Bank discrepancy tests Setup * Get Ray to copy in latest version of Manager for me, plus mode 4 = BOF 123, mode 5 = BOF 124. * Fix...
TGBT14A_912_74 repeat 73 tests with Bank E and H Roaches swapped Details * Repeat Mode 4 tp_nocal tests from yesterday with Roaches E and H swapped in the rac...
TGBT14A_912_75 continued bank discrepancy tests Goals * Continue bank comparison tests Details * Ray switches to latest version of Manager * roaches E ...
TGBT14A_912_58 Spike Tests with noise source Goals Gather data with which to determine the location of the VEGAS spurs, this time using the noise source so that ...
TGBT14A_912_60 Testing Bank to Bank discrepancies Goals * Requantization balancing should be working now, but keep an eye on this. * Run Mode 3 / L band an...
TGBT14A_912_62 Testing Bank to Bank variations with noise source 17 and 21 January 2015 17 January 2015 * We cannot use Astrid, so simply use VEGAS and the ...
TGBT14A_912_63 remove attenuation from CM1 * Galen removes a 6dB pad from CM end of CM1. * run eso558_vegas * Now balances ok, but with attenuators: ...
TGBT14A_912_64 continue bank discrepancy problems * Start at 11:00am * Write a procedure Archivist to configure the archivist correctly. * Need to set up...
TGBT14A_912_65 Continued Bank to Bank Discrepancy Investigations Experimental Setup Jeremy Darling tests * Start at 9:00am * Jason has hooked up the noise...
TGBT14A_912_67 Continued Bank Discrepancy Tests Experimental setup * Ray has fixed the filtersnap_nogain sampler. Run some quick astronomical tests * Archv...
Bank to Bank Discrepancy test with SRBS in the Tape Room Overview Test the effects of 'digital gain' and attenuator settings on the noise source input. These tes...
TGBT14A_912_101 gain long integrations to get low noise snap block data Setup * Scans 1 3 Get the system setup so that Jason can get Spectral Analyzer data ...
TGBT14A_912_103 VEGAS Bump Tests Goals * Repeat overnight bump tests Details * Start setting up at 7:00pm * IF Manager is complaining about Bank H ju...
TGBT14A_912_105 bump tests on noise source Goals * Repeat bump tests on noise source Details * Set up at 6:30pm. * Noise source is connected to bank G....
TGBT14A_912_76 Continued bank discrepancy tests NB: Pol 1 becomes unstable half way through this session NB: Scan 38 and onwards were all done with VEGAS switchin...
Continued Tests of the Bank Discrepancy Test the stability of the analog system.TGBT14A_912_77 * Scans 1:10 TP scans of HI, moving the line across the VEGAS ...
TGBT14A_912_78 Continued bank discrepancy problems Goals * Run Glenn's cal switching driven external to VEGAS test Details * Start at 11:00am * Edit ve...
TGBT14A_912_79 Bank to bank variations with noise source Goals * test banks E through H with a new, flat bandpass, noise source. Details * set up the new ...
TVEGAS_45 Bank to Bank tests with real hardware, simulated software Goals: See VegasBankDiscrepancyProblem * Manager / Archivist snapblocks / total power valu...
TVEGAS_46 Bank to Bank problems with real hardware, software simulator Goals * Check KATCP snaps versus Archivist snaps Ray has already done this * Total...
TGBT14A_912_83 Bank to Bank problems with real hardware, real software Goals * Total power and spectrum ratios ADC / filtersnap / HPC spectra * Identical r...
TGBT14A_912_84 VEGAS tests with the DCR Goals * Configure VEGAS for cal switching; look at VEGAS IF module monitor with DCR Details * Set up at 2pm. Need ...
TGBT14A_912_85 VEGAS tests with the DCR Goals * Configure VEGAS for cal switching; look at VEGAS IF module monitor with DCR * try Modes 1 and 4 with differ...
TGBT14A _912_96 98 Testing new BOF files for Modes 4 9, 10 19 Sessions 96 and 97 In Session 96, we tested the "Hardware Fix" for modes 10 19, which would allow...
TGBT14A _912_100 Modes 4 9 testing Scan List Standard Setup. Boom is out, X band is not in focus, though scans will still be performed with X band. * Scans ...
TGBT14A_912_140 check of latest build of modes 4 6 Goals * Try out latest build of Modes 4 6 Details "Before" tests with current BOF. * Get logged in at ...
TGBT14A_912_135 Test new analog IF modules in Banks A and B Goals * what the title says Details Analog IF tests * Delays due to an angry IF manager * ...
TGBT14A_912_138 Run a series of scans in L band and Q band to test the low power in VEGAS Bank B pol 0. The first set of scans were in L band, but due to RFI (o...
TGBT14A_912_120 Testing New Analog IF box from Galen (inserted into Bank D) Overview A new analog filter block was inserted and hooked up to Bank D. Tonight I wi...
TPTCS14A_912_121 test RRL Groups C band script Goals execute C band observing script from AGBT14B_431, and check C band system temps Details * Copy script to...
TGBT14A_912_125 look for spikes with FPGA digital noise source / RRL C band configuration Goals * We are still trying to track down the source of the non Fs/6...
TGBT14A_912_128 Mode 4 6 config tool tests Goals * Check the new center frequency calculations in config tool are correct. Details * 1pm Melinda and Joe...
TGBT14A_912_130 Test new analog IF modules in Banks C and D Goals * what the title says Details * 1pm set up. Takes 40 mins to get right versions of softw...
TGBT14A_912_134 Test new analog IF modules in Banks E and F, C band config tests Goals * what the title says Details Analog IF tests * 1pm set up. C band...
TGBT15A_915_69 Mode 1,2,22 release branch testing Goals * Check stability of released versions of modes 1,2,22 Details * Plan to use X band; it may not be...
TGBT15A_912_70 Continued Mode 1,2,22 release /VPM branch testing Continued from Nov 8 Goals * Repeat the release modes with all eight banks * Tests the ...
TGBT15A_915_71 VPM Raw Mode Testing Goals * Test VPM Raw mode by looking at bright pulsar B1937 21 Details * Start around 1:15pm * Select L band to be ...
TGBT15A_915_72 testing RAMPS / KEYSTONE configurations Goals * Try and understand the IF configuration for these projects Details * Start at 9:15am. *...
TGBT15A_915_61 Spectral line balancing in VPM branch Goals * Run the CheckModeN scripts in TGBT15A_915 in the new branch, and the released branch * Check u...
TGBT15A_915_62 continued balance testing See CICADAGreenBankSpectrometer2016Sep07 Details: * 11:00am Justin switches to new version. Start again at mode...
TGBT15A_915_87 Investigate Coherent Pulsar Mode Artifacts. Goals Ryan discovered artifacts in coherent VEGAS pulsar mode data taken as part of astrophysical acce...
TGBT15A_915_88 Test for FFT Overflow and Source of Artifacts Goals * Test for FFT overflow using a new BOF file provided by Randy and Jason (c0800x0512_fft_ov...
TGBT15A_915_89 Test fftshift values for various BOF files Goals * Test different values of fftshift for different BOFs to see which eliminate overflow and art...
TGBT15A_915_79 Test New PFB Core for c0800x0512 Pulsar Mode Goals Ryan discovered artifacts in coherent VEGAS pulsar mode data taken as part of astrophysical acc...
TGBT15A_915_100 Detailed fftshift and scale tests for incoherent modes Goals * Find best combination of fftshift and vegas.scale to eliminate/minimize FFT ove...
TGBT15A_915_101 Detailed fftshift and scale tests for incoherent modes Goals * Find best combination of fftshift and vegas.scale to eliminate/minimize FFT ove...
TGBT15A_915_102 Test 32 channel pulsar modes Goals * The i1500x0032 mode appears to be shifted in frequency from the expected center of the bandpass. The goa...
TGBT15A_915_103 More fftshift and scale tests for incoherent modes Goals * I previously tried to find good values of vegas.scale for an fftshift value of 0x55...
TGBT15A _915_105 Testing of "new manager, new HPC" software Goals: * Run through all modes with VEGAS, L band TP and SP, X band TP only Details * 7pm to...
TGBT15A_915_106 Continued "New Manager, New HPC software" spectral line tests Goals Continue regression testing while telescope is parked at access Details *...
GBT15A_915_107 check old version has been re released successfully Details * 11:30am. Log in and run runRegressLSP * Run scans 1 and 2, then abort and chan...
TGBT15A_915_98 Test Improved BOF Files Goals * Test new 32 channel BOF files and BOF files for other bandwidth and mode combinations with 24 tap, 0.95 bin wid...
TGBT15A_915_99 Detailed fftshift and scale tests for incoherent modes Goals * Find best combination of fftshift and vegas.scale to eliminate/minimize FFT ove...
TGBT15A_915_90 Test fftshift values i0800x0512 and obtain ADC snap blocks Goals * Test different values of fftshift for the i0800x0512 BOF file and obtain som...
TGBT15A_915_91 Test fftshift values for various BOF files Goals * Use a DIBAS style BOF file with VEGAS to see if Stokes U/V phase wraps are still present. D...
TGBT15A_915_92 Test Stokes U and V with new VEGAS bof file Goals * Test behavior of Stokes U and V data with a new BOF file that uses registers in place of de...
TGBT15A_915_92 (cont.) Test Stokes U and V with new VEGAS bof file Goals * Test behavior of Stokes U and V data with a new BOF file that uses registers in p...
TGBT15A_915_94 Test performance of VEGAS without ADC calibration Goals * Determine the impact of not applying OGP, INL, and MMCM calibration to VEGAS spectral...
TGBT15A_915_109 Continued "New Manager, new HPC" spectral line regression tests Goals * Continue testing new spectral line modes Details * 10:00 11:45...
TGBT15A_915_110 Continued "New Manager, new HPC" spectral line regression tests Goals * Continue testing new spectral line modes Details * 10:30am tes...
TGBT15A_915_111 Continued "New Manager" spectral line regression tests, but this time with classic and matrix HPC software Goals * Continue testing new spec...
TGBT15A_915_112 check released version is reinstalled correctly Details * 3:30pm log in * 3:40pm run RunRegressLSP with 10 sec integrations * Antenna Ma...
TGBT15A_915_117 "Before" "astronomical" regression tests Goals * Run "before" and "after" regression tests with configurations which match popular observation...
TGBT15A_915_120 More regression tests Goals * Continued attempts at regression testing. This time, the subreflector is not working, but everything else seems ...
TGBT15A_915_133 Tests over Thanksgiving Shutdown Goals Take advantage of the time available during the Thanksgiving shutdown to: * During the Thanksgiving shu...
TGBT15A_915_128 Matrix Adapter and Other Tests Goals * More tests of the Matrix adapter that should allow for automatic switching between Matrix spectral line...
TGBT15A_915_130 32 Channel Pulsar Mode and Other Tests Goals * Test 32 channel pulsar modes * Collect 32 channel RAW mode data * Test fftshift values for 5...
TGBT15A_915_131 Tests over Thanksgiving Shutdown Goals Take advantage of the time available during the Thanksgiving shutdown to: * Thoroughly test of all spec...
TGBT15A_915_125 Check Spectral Line Configuration and Balancing Goals * During tests last week we noticed that Banks E H were not properly balanced in one pol...
TGBT15A_915_126 Coherent Pulsar Mode Troubleshooting Goals * During tests last week the coherent pulsar modes were not running because of an incorrect MAC add...
TGBT15A_915_127 Matrix Adapter and Other Tests Goals * Test the Matrix adapter that should allow for automatic switching between Matrix spectral line modes an...
TGBT15A_915_121 Continued spectral line regression tests Goals * Continued tests of new manager, new HPC software, with some config_tool fixes\ Details * ...
TGBT15A_915_103 More fftshift and scale tests for incoherent modes Goals * In previous tests, VEGAS does not independently balance when used in dual backend m...
TGBT15A_915_123 Check Balancing in Pulsar and Spectral Line Modes Goals * In previous tests, VEGAS does not independently balance when used in dual backend mo...
TGBT15A_915_124 Tests of Spectral Line balancing Goals * Run X band Modes 1 29, check balance Details * Get started around 3pm New manager, new HPC ...
TGBT15A_915_141 Test Packet Loss in Long Coherent Search Mode Scans Again Goals * On two occasions observers have reported excessive packet loss during coherent ...
TGBT15A_915_152 BOF file tests Goals * Test the following new BOF files that have a fix for a reflection in the bottom few channels * c1500x4096_x14_7_tbinw...
TGBT18B_502_01 LBW tests round one Goals * First round of testing of modifications to config tool and VEGAS M C to support low bandwidth (100/200 MHz) modes. ...
TGBT18B_502_02 LBW tests round two Goals * Test changes to shared memory setting in CODD mode * Test that group numbers and IF tunings are consistent * ...
TGBT18B_502_02 Incoherent BOF files check outs Goals * There was a bug in a previous version of incoherent dedispersion BOF files causing an 8 channel shift i...
TGBT17B_501_04 Additional VPM Acceptance Tests Goals * Test VEGAS modes using new kernel that Joe installed * Test BTL under v18.2 Details * Joe instal...
TGBT17B_501_05 Continue Spectral Line Regression Tests, other M C v18.2 Tests Goals * Test spectral line modes 1, 4, 7, 10, 15, 20, 22, and 29 with position s...
TGBT15A_915_136 Test Packet Loss in Long Coherent Search Mode Scans Goals * During project AGBT18A 261 we noticed that VEGAS was occasionally dropping lots of p...
TGBT17B_501_01 VEGAS Spectral Line Commissioning Tests (Baseline) Goals Gather a baseline data set using classic VEGAS in order to compare with Matrix version. ...
TGBT17B_501_02 VPM Acceptance Tests Goals Observe B1937 21 in all coherent dedispersion modes. Use dual backend operation with GUPPI when possible so that the t...
TGBT17B_501_03 Spectral Line Commissioning Tests (Baseline) Goals Collect position switched data on a bright HI source as a baseline comparison for regression te...
TGBT17B_501_04 Additional VPM Acceptance Tests Goals * Test all search modes * Test all 32 and 64 channel modes * Test all c1500 and i1500 modes using B...
TGBT15A_915_137 VPM Scale and Filter Tests Goals * Test VPM scale factors with 1400 MHz and 950 MHz IF filters for incoherent and coherent 800 MHz modes Details...
TGBT15A_915_137 VPM Scale and Filter Tests Goals * Test smaller fftshift values with 950 MHz IF module filter * Find better vegas.scale value for c0800x051...
TGBT15A_915_137 Test wideband configurations Goals * Test wideband VPM configurations for C Band, X Band, and KFPA for Tim Pennucci's GC magnetar project (AGB...
TGBT15A_915_140 More tests of wideband configurations for C Band, X Band, and KFPA Goals * Further tests of wideband VPM configurations for C Band, X Band, an...
TGBT15A_915_146 LBW bof file verification Goals * Verify the LBW BOF that will be used for pulsar modes. This will be done by actually passing it through the sp...
TGBT18B_502_15 Additional tests of LBW branch Goals * Test the following BOF files on the LBW branch * i0800x2048_x14_7_24t_095binw_2019_Mar_20_1557.bof...
TGBT19A_502_01 Additional LBW Astronomical Commissioning Goals * Test all incoherent LBW modes in cal, search, and fold * Get fluxcal data in all LBW modes...
TGBT19A_502_02 VEGAS LBW Pulsar Modes Release Goals * Release new M C version to support VEGAS LBW pulsar modes and some new HBW BOF files * Test BTL confi...
TGBT18B_502_09 Additional LBW tests Goals * Look for correct frequency labels in Modes 1 3 * Investigate switching signal control in i0100x1024 mode * I...
TGBT18B_502_10 FFTSHIFT and variance tests Goals * Take some incoherent search mode data with different fftshift values to look at effect on bandpass variance...
TGBT18B_502_11 FFTSHIFT and variance tests Goals * Astronomical commissioning observations for all LBW modes. * All data will be taken on J1713 0437 ...
TGBT18B_502_03 Additional LBW tests Goals * Test shared memory parameters * Test IF tuning * Test tone injection Details * Note: Ryan is at AAS in S...
TGBT18B_502_05 Additional LBW tests Goals * Ray fixed the calculation on ACCLEN in incoherent modes. Check this and see if it improves bandpass shapes. ...
TGBT18B_502_06 Timing Offset Observations Goals * 30 minute scans on B1937 21 to measure VEGAS/GUPPI timing offsets again. Details * This was an impromptu...
TGBT18B_502_07 Additional LBW tests Goals * Test control and set up for coherent de dispersion modes Details * M C version switch began at 09:30 * Subm...
TGBT18B_502_08 Additional LBW tests Goals * Test switching signal control in all LBW modes * Regression style testing of all HBW pulsar modes and all spect...
TGBT19A_502_08 Test of new i0100x8192 and c0800x0064 BOF files Goals * Test new i0100x8192 and c0800x0064 BOF files * i0800x0100x65k_04t_tmp5_2019_Jun_1...
TGBT18B_502_12 New HBW Inco. BOF Files Astronomical Commissioning Goals * Test new 800 MHz and 1500 MHz incoherent dedispersion BOF files. Will use J1713 0747...
TGBT18B_502_13 New HBW Inco. BOF Files Astronomical Commissioning Goals * Test new 800 MHz and 1500 MHz incoherent dedispersion BOF files. Will use J1713 0747...
TGBT18B_502_14 Timing Offset Tests with AP Goals * Take coherent mode data with the artificial pulsar hooked directly into the GUPPI and VEGAS ADCs to better ...
TGBT19A_502_04,05 VEGAS LBW Pulsar Modes Release Goals * Release new M C version to support VEGAS LBW pulsar modes and some new HBW BOF files * Test BTL co...
June 5, 2014 Testing Goal: * Test fixes for ripple tests in manager. start with mode 1. Test 2 3 as well. Might also be worth testing wider bandwidth mode ...
June 11, 2014 Testing Goal: * See if ghost line is in L1/LBW1 modes Info: * TGBT13B_502_66 Log: * Scan 1: ghost_line_test_mode4. including test tone...
AGBT14B_431 tests of Dana's scripts Goals * Test Dana's 3Helium scripts Details * start at 6:30pm. Antenna is in scan co ordinator but locked out. Start w...
Update on the VEGAS spur issue, August 2015 Background In analyzing RFI scans taken with VEGAS Ron Maddalena noticed 'rails' of spikes (hereafter spurs to differ...
VEGAS Current Issues Updated 21 April 2014 See Also CICADAGreenBankSpectrometerAstronomicalObservations Common to all modes : Who: ??. Importance: Medium me...
VEGAS Commissioning Memo Data Reduction Notes Introduction This page is for shared work on the data reduction for the VEGAS commissioning memo. Eventually, the c...
TGBT14A_912_56 Comparing Noise Levels Between the Spectrometer and VEGAS Goals * Run Scans with KFPA using VEGAS and the spectrometer to compare the noise lev...
VEGAS dimple The dimple When testing the new fix to the Tsys Variations, it was noted that in position switched data a dimple exists in the center of strong cont...
Tests for March 2012 Objective * System to conduct pulsar observations * Test data delivery into the NRAO servers * Test switching signals with Mode #1 ...
December, 2011 Test Session Introduction The VEGAS team has been working on the first two firmware modes and the supporting software. Hardware development and d...
Preliminary Design Review Plan Final Report * Memo from the Review Panel General This is an outline of the PDR scheduled for 10:30 AM January 31st, 2010. All...
CICADA Green Bank Spectrometer Project Design Phase Project Kickoff Meeting, September 2, 2010 Attendees * Randy McCullough * Jason Ray * Roger Norrod ...
VEGAS / DIBAS Weekly Review Meeting 2013 August 07 Present Lory Wingate, Mike Shannon, Karen O'Neil, Richard Prestage, Paul Demorest DIBAS Status The IF modul...
Tiger Team Week 13 17 April 2015 Introduction The goal of the Tiger Team Week is to brainstorm possible causes for the VEGAS bank to bank variation problem, ...
VEGAS First Integration Tsys Problem The problem Jay's student noticed that Tsys was periodically very high in their data and so they reported the problem. From ...
VEGAS Spectrometer Bank to Bank Variations Resolved We believe we have definitively isolated the cause of the VEGAS bank to bank variations in system temperature ...
CICADA/VEGAS Project Team Meetings 2015 Meetings November 23, 2015 Team Meeting November 02, 2015 Team Meeting October 19, 2015 Team Meeting October 05, 2015...
CASPER Workshop Aug 2012 To do list to have the hardware in place prior to the workshop 08/01/12 Status updates embedded below in red (JMR) Hardware * Mo...
Frequently Asked Questions about things CASPER Libraries PFB/FFT blocks (Casper library, i.e. "green blocks" versions) How can I build a spectrometer using the...
Notes from discussions by the pulsar group at the casper workshop. Led by Joeri. Links: Notes, White board pictures, Audio on CASPER Wiki Main.JohnFord ...
CICADA Notes The CICADA notes describe design studies, engineering tests, software analysis and interface specifications for the collaboration. These notes are ...
CICADA Planning Documents This page is a repository for the planning documents generated in setting up and managing the program. Feel free to add your $0.02 wort...
Prologix GPIB Ethernet Adapter This topic details how to configure the Prologix GPIB Ethernet controller. Configure IP Address The IP address of the adapter can ...
CICADA Names and Contact Information General The following U.C. Berkeley personnel are developing hardware, firmware and software for the IBOB/ADC/BEE2 equipmen...
43M Spectral Line calibration and Data monitor The NRAO is developing a wideband data monitor system for the 43m, to improved the frequency coverage of the system...
Flash two Ibob Lights * This very simple IBob design is based on the Berkeley "testbouph.mdl" file. The design uses the Tiney shell to start and stop the flash...
GUPPI2 Testing Instructions This page describes how to run a GBT test observation with GUPPI2 (coherent dedispersion modes of guppi). Preliminary setup * To s...
Running GUPPI With Astrid This page describes the status of observing with GUPPI using Astrid as of 21 Sept 2009 (the initial release). Executive Summary With th...
Do It Yourself Guppi A how to guide to building an advanced pulsar processing machine Introduction The promise of a CASPER based project is that others can buil...
GUPPI Controller Design Overview GUPPI software is to have a layered architecture, with an external client at the top level and the IBOB/BEE2/CASPER hardware con...
GUPPI Controller Semantics Overview Introduction In summer 2008, the GUPPI controller shifted into a formalized "agent based" design, where all objects in the c...
How to Record Data using GUPPI NOTE: As of 9/21/2009 the procedures on this page should not be used for standard GBT GUPPI observations. Up to date observing ins...
GUPPI Design Documents These documents are the working versions of the design. Once design is complete, these will be turned into static documents. GUPPI System...
Some Design Notes, published for comment, praise, and ridicule: * Randy's Architecture sketch: cicadaArchitectureDoc.pdf: cicadaArchitectureDoc.pdf * Netwo...
Setting up the GUPPI BEE2 Several steps are necessary to make the GUPPI BEE functional: Set up a file system and runtime environment for the Borph on the control...
Setting up the GUPPI Host Software Several steps are necessary to make the GUPPI functional with the rest of the hardware: Install Python and other standard soft...
All Topics Involving on NRAO Public Wiki (This Wiki) Search criteria: wiki topic contains the word "GUPPI" (case insensitive). Main.RonDuPlain 09 Jan 2008
GUPPI Support Guide Introduction GUPPI is the Green Bank Ultimate Pulsar Processing Instrument, the backend system used for nearly all pulsar observing at the GB...
GUPPI Design Workshop Purpose A 2 day workshop to get the entire development team together for uninterrupted concerted effort. Deliverables At the end of the me...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * Glen Langston, Amy Shelton, Rich Lacasse, Paul Demorest, Ron DuPlain, Scott Ransom, Jo...
Guppi Developer's Guide Command Line "Primitives" The GUPPI command line has 4 basic operations: get, set, unload, and load. get The get command has two functio...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * Randy McCullough, Jason Ray, Glen Langston, Amy Shelton, Rich Lacasse, Paul Demorest, ...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * Randy McCullough, Glen Langston, Amy Shelton, Rich Lacasse, Paul Demorest, Ron DuPlain...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * John Ford, Scott Ransom, Paul Demorest, Ron DuPlain, Duncan Lorimer, Mitch Mickaliger ...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * Randy McCullough, Glen Langston, Amy Shelton, Karen O'Neil, John Ford, Paul Demorest, ...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * Randy McCullough, Jason Ray, Glen Langston, Amy Shelton, Rich Lacasse, Paul Demorest, ...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * Randy McCullough, Glen Langston, Amy Shelton, Rich Lacasse, Paul Demorest, Ron DuPlain...
Pulsar Machine Status and Meeting Agenda Need a name for machine/system. * Suggestions at the bottom of this mail. Keep in mind this will likely be a family ...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * Randy McCullough, Glen Langston, Amy Shelton, Rich Lacasse, Paul Demorest, Ron DuPlain...
Pulsar Machine Status and Meeting Agenda * Meeting participants: * John Ford, Glen Langston, Paul Demorest, Patrick Brandt, Brandon Rumberg, Mitch Mickal...
GUPPI User's Guide NOTE: As of 9/21/2009 the procedures on this page should not be used for standard GBT GUPPI observations. Up to date observing instructions can...
Green Bank Spectrometer Project Number 450102 Description: Status Update and To Do List * VegasStatusUpdate * VegasToDoList Project Description * Ove...
GUPPI Project Closeout The GUPPI project is winding down, with most objectives completed. This page is an attempt to organize and catch all the little things tha...
GUPPI Data Capture Requirements and Design Requirements The Data Capture subsystem for the GUPPI has several improtant functions: * Collect the science data ...
Guppi Event Capture Design The NRAO Guppi Pulsar data Acquisition system uses two U.C. Berkeley IBOBs to sample two input polarizations and transfers these data s...
Guppi Upgrades Modification Request #2 Q3 2011 1. Introduction GUPPI is getting lots of use, and there are a couple of commonly used modes that could be better...
GUPPI User Interface Requirements and Design Requirements The user interface for the GUPPI are supplied for several customers: * Pulsar observers * Telesco...
Detailed Notes for Tests of High Priority VEGAS Pulsar Modes List all tests, their status, and notes for each mode Coherent Modes 200 MHz BW/128 Channels 800 M...
VEGAS: VErsatile GBT Astronomical Spectrometer Analog IF Interface Control Updated August 18, 2015: New IIc control scheme described. Description The VEGAS I...
IBOB Notes This topic highlights Q A regarding the IBOB. For open questions about general CASPER related topics, see CasperFAQ. TinySH Here is a collection of c...
Array Spectrometer Money has become available to build a 7 pixel FPA for the GBT, expandable to 61 pixels. Our GBT Spectrometer is an 800 MHz, 8 sampler, 2048 ch...
Detailed Notes for Tests of Low Priority VEGAS Pulsar Modes List all tests, their status, and notes for each mode. Note: not all of these modes may be implemented...
Detailed Notes for Tests of Medium Priority VEGAS Pulsar Modes List all tests, their status, and notes for each mode Coherent Modes 100 MHz BW/32 Channels 100 ...
Green Bank Ultimate Pulsar Processing Instrument ( GUPPI) Introduction NRAO is exploring the development of new backends using reconfigurable off the shelf hard...
Green Bank Ultimate Pulsar Processing instrument (GUPPI) Specifications Legend * = Probable * = Will be provided * = Not well understood, but we'll think...
Green Bank Ultimate Pulsar Processing Instrument (GUPPI) Introduction The GBT Spectrometer, which took approximately 10 years to design, build, and deploy, is no...
10 gigabit Network Tests * Tests of UDP data transfer from cicada2 to east (one of the GPU machines). * Used "net_test" code available via Bazaar from http:...
Parkes Spectrometer, Full Stokes Version Peter McMahon created a very capable pulsar data acquision based on the U.C. Berkeley blocks. His design was amoung the ...
How to Record Data using ROACH Ultimate Pulsar Processing Instrument Below listed are the instructions to record data using RUPPI with teh spectrometr deisgn load...
How to Record Data using RUPPI Below listed are the instructions to record data using RUPPI with teh spectrometr deisgn loaded. All commands presented here should...
What I read on my Christmas vacation or A summary of "Reconfigurable Computing" At 875 pages, not including the index, this is a formidable volume. It was writte...
Spectral Line Regression Test Analysis July / August 2017 My scripts, results, et. in /users/rprestag/vegas/regression TGBT15A_915_120 (evening of Wed 30th ET)...
ROACH user's guide The below are the instructions to get things up and running a design in the ROACH. 1 Boot the ROACH Open a putty/xterm window and connect to...
Roach Lab Spectrometer The old lab spectrometer is dead. Or at least it's pining for the Fjjords. We need something for the receiver guys to use. Specs This sp...
Roach Ultimate Pulsar Processing Instrument (RUPPI) Introduction The RUPPI is developed to upgrade from IBOB's and BEE2 in the WUPPI system to the ROACH. It is a...
Revised Parkes Spec Design This design is an revision to the ParkesSpec Stokes design. This design was proved to be working with the two servers Tofu and Cicada2...
Software: CICADA vs GUPPI The efforts of Main.PatrickBrandt and Main.RonDuPlain have led to an extensible parameter passing framework for communicating with the (...
GUPPI Software Parameters This is a quick list of the software parameters discussed during the GUPPI brainstorming session. Control Parameters Definitions: ...
Spectrometer Decommissioning Plan 1. make sure and document that we are finally happy with the performance of all aspects of VEGAS (e.g. baselines and long integ...
SC 08 in Austin, TX Tutorials Went to the Ohio State 10 GBE and Infiniband tutorials. Learned some, but not as much as I hoped. The "advanced" session repeated...
SC 09 in Portland, OR Summary By John Ford(JF), Pam Ford (PF), and Patrick Prandt(PB) Unattributed sections by random combinations of the authors. General Infor...
SC10 General Information The show was held in New Orleans. The convention center is downtown by the river, about 3/4 mile from the French Quarter. Very convenien...
Preliminary Observer's Guide for the GBT Ultrawideband Receiver Introduction The GBT ultrawideband receiver (UWBR) operates from 0.7 4 GHz and is optimized for...
Instructions for Controlling GUPPI Controller Software About supervisord GUPPI uses supervisord to manage the guppi controller processes on beef and on the bee2....
New GBT Backend Released for Shared Risk Observing NRAO Green Bank is pleased to announce the release of Versatile GBT Astronomical Spectrometer (VEGAS) for share...
VEGAS IF Target Levels Discussion Introduction In an effort to update the Observer's Guide, Amanda asked for iftarget values for VEGAS (in units of Volts see t...
VEGAS 1PPS Measurements 03/05/13 Measured the output from the RAL 1PPS distributor. * THE ENTIRE PULSE: * ZOOM IN ON RISING EDGE: * ZOOM IN ON FALLIN...
VEGAS Shielded Rack Cable Drawings * Roach2 DC Power Wiring * Roach2 Switch LEDS Wiring * Switching Signal Cables between SSDS and Roach2 Mounting Br...
VEGAS Team Meeting April 01, 2013 Attendees CALTECH, UC B, Columbia Andrew, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, John, Anish, Paul, Joe Brandt Ag...
VEGAS Team Meeting Attendees: Amanda, Joe, Marty, Richard, Mark, Randy, Dan, John, Hong, Toney Agenda: 1. Rebuild of BOFs for specific frequencies; associat...
VEGAS Team Meeting Attendees: Agenda: Anish, Dan, John, Mark, Richard, Joe, Ray, Jason, Randy Progress and status of FPGA personalities Mode 1 (h1k) 25 Nov...
VEGAS Team Meeting Attendees: Amanda, Anish, Dan, Jack, Paul, Joe, Marty, Richard, Mark, John Agenda: 1. Status, plans and priorities for ADC calibration ...
VEGAS Team Meeting June 03, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Mark NRAO: Marty, Mark, Randy, John, Ray Agenda: The changes have ...
VEGAS Team Meeting November 04, 2013 Attendees CALTECH, UC B, Columbia Glenn, Dan, Mark NRAO: Marty, Mark, Joe, Ray, Jason, Randy, Anish, Amanda Agenda: ...
VEGAS Team Meeting Attendees: Richard, Joe, Ray, Mark W., Dan, Glenn, Marty Agenda: General update Meeting notes: 1. The VEGAS hardware has been removed f...
VEGAS Team Meeting May 06, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, John, Anish, Paul, Joe Brandt Agenda:...
VEGAS Team Meeting Attendees: Ray, Joe, Jason, Melinda, Mark, John, Richard, Paul, Dan, (Steve) Agenda: 1. Bank F / H issue 1. progress on ADC calibration...
VEGAS Team Meeting Attendees: Amanda, Joe, Marty, Richard, Mark, Randy, Jason, John, Hong Mute Manager: Mark Whitehead Agenda: Whole group: 1. Status of 10...
VEGAS Team Meeting April 08, 2013 Attendees CALTECH, UC B, Columbia Andrew, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, John, Anish, Paul, Joe Brandt Ag...
VEGAS Team Meeting July 08, 2013 Attendees CALTECH, UC B, Columbia Dan, Glenn, Mark, NRAO: Marty, Anish. John, Jason, Mark Agenda: * Testing Test resu...
VEGAS Team Meeting Attendees: Dan, Joe, Ray, Marty, John, Glenn, Agenda: Progress and status of FPGA personalities Mode 1 (h1k) 25 Nov. OK, except for 1/...
VEGAS Team Meeting September 09, 2013 Attendees CALTECH, UC B, Columbia Dan, Glenn NRAO: Marty, Anish, John, Richard, Paul, Amanda, Mark. Jason Agenda: ...
VEGAS Team Meeting Attendees: Richard, Marty, Dan, Mark W., Joe, Ray, Jason, Randy Agenda: 1. Review of open issues: https://safe.nrao.edu/wiki/bin/view/CI...
VEGAS Team Meeting Attendees: Amanda, Anish, Paul, Ray, Joe, Marty, Richard, Mark, Randy Agenda: 1. Is OGP calibration implemented? Is ADC calibration in ge...
VEGAS Team Meeting March 11, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn NRAO: Jason, Ray, Marty, Anish, Paul, Mark Agenda: * Update on ...
VEGAS Team Meeting August 12, 2013 Attendees CALTECH, UC B, Columbia Dan, Glenn, Mark, NRAO: Marty, Anish, John, Richard, Mark, Randy Agenda: * Testin...
Vegas Meeting notes for November 12, 2013 Present: J. Ford, R. McCullough, A. Kepley, J. Ray, M. Whitehead, R. Prestage, A. Roshi, D. Werthimer, M. Wagner, G. Jon...
VEGAS Team Meeting Attendees: Richard, Marty, John, Dan, Mark W., Glenn, Joe, Ray, Jason, Randy Agenda: 1. Status of DIBAS software 1. review of schedul...
VEGAS Team Meeting May 13, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, NRAO: Jason, Ray, Marty, Mark, Joe Brandt Agenda: 1) When should B...
VEGAS Team Meeting July 15, 2013 Attendees CALTECH, UC B, Columbia Dan, Glenn, Mark, NRAO: Marty, Anish. John, Jason, Mark Agenda: * Testing Test resu...
VEGAS Team Meeting September 16, 2013 Attendees CALTECH, UC B, Columbia Dan, Glenn NRAO: Marty, Anish, Richard, Randy, Mark. Jason Agenda: * Testing ...
VEGAS Team Meeting Attendees: Amanda, Anish, Paul, Joe, Marty, Richard, Mark, Randy, Dan, John, Hong Agenda: 1. OGP calibration; status of ADC calibration i...
VEGAS Team Meeting 1:00pm EST/10:00am PST in Conference Room 137. For this week only the call in coordinates will be: * Video Hub: 192.33.117.12##7144 * Tel...
VEGAS Team Meeting March 18, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, Anish, Paul, Mark, Joe Brandt Agend...
VEGAS Team Meeting November 04, 2013 Attendees CALTECH, UC B, Columbia Glenn, Dan, Mark NRAO: Marty, Mark, Joe, Ray, Jason, Randy, Anish, Richard Agenda: ...
VEGAS Team Meeting August 19, 2013 Attendees CALTECH, UC B, Columbia Glenn, Mark, Andrew NRAO: Marty, Anish, John, Richard, Randy, Paul, Amanda, Ray Agend...
VEGAS Team Meeting Attendees: Amanda, Ray, Paul, Randy, Joe, Marty, Melinda, Marty. Agenda: 1. Summarize the current status of the INTEGRAT / LO blanking / m...
VEGAS Team Meeting May 20, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Andrew NRAO: Jason, Marty, Mark, Randy, John, Richard Agenda: 1) Wh...
VEGAS Team Meeting Attendees: Ray, Joe, Jason, Melinda, Mark, John, Richard, Paul, Dan, (Steve) Agenda: 1. vegasdm: measpwr in pol 2 not working? 1. data ...
VEGAS Team Meeting Attendees: Richard, Marty, Dan, Mark W., Joe, Ray, Jason, Randy Agenda: 1. Status of DIBAS software 1. review of schedule 1. plans...
VEGAS Team Meeting October 21, 2013 Attendees CALTECH, UC B, Columbia Dan NRAO: Marty, Anish, Richard, Mark. Jason, John, Joe, Paul, Amanda, Randy Agenda:...
VEGAS Team Meeting April 22, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, John, Anish, Paul, Joe Brandt Agend...
VEGAS Team Meeting Attendees: Amanda, Anish, Paul, Joe, Marty, Richard, Mark, Randy, Dan, John, Hong Agenda: 1. OGP calibration; status of ADC calibration in...
VEGAS Team Meeting September 23, 2013 Attendees CALTECH, UC B, Columbia Dan, Glenn NRAO: Marty, Anish, Richard, Mark. Jason, John Agenda: * Testing ...
VEGAS Team Meeting Attendees: Richard, Marty, Dan, Mark W., John, Amanda, Jason, Randy Agenda: 1. channel separations for modes 1 and 2. 1. Mode 3 bandwid...
VEGAS Team Meeting June 24, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Mark, Andrew NRAO: Marty, Randy, Jason, Ray Agenda: * Testing ...
VEGAS Team Meeting Attendees: Richard, John, Jason, Mark, Paul, Joe Masters, Joe Brandt, Dan, Ray, Anish, Marty Agenda: 1. Status of ADC calibration 1. “...
VEGAS Team Meeting March 25, 2013 Attendees CALTECH, UC B, Columbia Dan, Andrew, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, John, Anish, Paul, Mark, Joe...
VEGAS Team Meeting Attendees: Anish, Amanda, Glenn, Dan, Mark Whitehead, Randy, Joe, John. Agenda: Progress and status of FPGA personalities Mode 1 (h1k) OK,...
VEGAS Team Meeting August 26, 2013 Attendees CALTECH, UC B, Columbia Mark NRAO: Marty, Anish, John, Richard, Paul, Amanda, Mark Agenda: * Testing * ...
VEGAS Team Meeting Attendees: Richard, Marty, Dan, Mark W., Joe, Ray, Jason, Randy Agenda: 1. Status update on IFNUM testing 1. Status update on DIBAS s...
VEGAS Team Meeting October 28, 2013 Attendees CALTECH, UC B, Columbia Dan, Glenn, Mark, Andrew NRAO: Marty, , Richard, . Jason, , Joe, Paul, Amanda, Randy ...
VEGAS Team Meeting April 22, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, John, Anish, Paul, Joe Brandt Agend...
VEGAS Team Meeting September 30, 2013 Attendees CALTECH, UC B, Columbia Dan, Glenn NRAO: Marty, Anish, Richard, Mark. Jason, John Agenda: * Testing ...
VEGAS Team Meeting December 03, 2012 Attendees CALTECH, UC B, Columbia Dan W, Mark, Glenn NRAO: Anish, Ray Creager, Mark Whitehead, Jason, Randy Meeting No...
VEGAS Team Meeting February 04, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Mark, Andrew, Glenn NRAO: Jason, Ray, Marty, Anish, Randy, Paul Meeti...
VEGAS Team Meeting March 04, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, Anish, Paul, Mark Meeting Notes: Ne...
VEGAS Team Meeting January 07,2013 Attendees CALTECH, UC B, Columbia Dan W, Jayanth, Mark, Glenn, Andrew NRAO: Jason,Ray, Marty, Anish Meeting Notes: Next...
VEGAS Team Meeting December 10, 2012 Attendees CALTECH, UC B, Columbia Dan W, Mark, Glenn NRAO: Ray Creager, Randy McCullough, Jason Ray, John Ford, Marty ...
VEGAS Team Meeting February 11, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Mark, Andrew, Glenn NRAO: Jason, Ray, Marty, Anish, Randy, Paul, John ...
VEGAS Team Meeting January 14, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Mark, Andrew NRAO: Jason, Ray, Marty, Anish, John, Paul, Scott, Randy, ...
VEGAS Team Meeting November 19, 2012 Attendees CALTECH, UC B, Columbia Dan W, Mark, Glenn NRAO: Anish, John Ford, Ray Creager, Mark Whitehead Meeting Notes...
VEGAS Team Meeting January 22, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Mark, Andrew NRAO: Jason, Ray, Marty, Anish, Mark Meeting Notes: Next ...
VEGAS Team Meeting February 25, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Glenn, Mark NRAO: Jason, Ray, Marty, Anish, Paul Meeting Notes: Next ...
VEGAS Team Meeting January 28, 2013 Attendees CALTECH, UC B, Columbia Dan, Jayanth, Mark, Andrew, Glenn NRAO: Jason, Ray, Marty, Anish, Mark, Paul Meeting...
VEGAS balance problem Tiger Team Week Overview The current requantization balancing algorithm does not always succeed. An example is the configuration eso558_ve...
VEGAS Bank Discrepancy Problem (page created 21 March 2015) For earlier discussions, and a description of the astronomical manifestation, see see VegasBankDiscre...
VEGAS Bank Discrepancy Problem 10 December 2014 Summary The same receiver/feed/polarization data acquired through different Banks of VEGAS show different line ...
VEGAS Bank Discrepancy Problem 13 January 2015 More attempts to diagnose the cause of this problem, after the requantization balancing fix. Experimental setup ...
VEGAS Bank Discrepancy Problem 21 January 2015 More attempts to diagnose the cause of this problem, after the requantization balancing fix. Experimental setup ...
VEGAS Bank Discrepancy Problem 24 January 2015 More attempts to diagnose the cause of this problem, after the requantization balancing fix. Experimental setup ...
VEGAS Bank Discrepancy Problem It has been observed that VEGAS measured Tsys values and line intensities can vary by ~ 10% between Banks, even when they are confi...
VEGAS Bank Discrepancy Problem 2015 March 21 For earlier discussions, see VegasBankDiscrepancyProblem2015Jan30, and subsequent links Expected VEGAS Astronomica...
VEGAS Baseline Problem. Jim Braatz observed a variety of sources in mode 9 (100 MHZ bandwidth, and observed bad baselines... * Jim Braatz Position switched dat...
VEGAS "Square Wave" (Non) Problem in the Data Manager Description When looking at the output of the VEGAS data manager, occasionally the output will look like a ...
VEGAS / DIBAS Potential Upgrades OTF Mapping Problem Ray Git Repository Jason IF Modules Galen * Split dual channel modules into single channel modules to i...
VEGAS Old To Do List This page is obsolete, and is for historical information only. For the new list, go to VegasToDoList Updated 14th September 2015 RMP/MAB F...
VEGAS Pulsar BOF File Status This page describes the status of the VEGAS Pulsar Mode bof files. The naming convention for the mode names (and bof files) is encode...
Vegas Pulsar Commissioning Tests Notes on how to test pulsar observing modes for the VEGAS backend system. Recent Changes * Added basic instructions for runni...
VEGAS Pulsar Modes Real time displays Current GUPPI displays GUPPI has a number of programs/methods for monitoring the instrument and/or looking at data in rea...
Development Strategy Overview The intent of this project is to deliver a well documented, easily maintainable instrument which has all the facilities and ancilla...
DIBAS Pulsar Mode Testing Notes on how to test pulsar observing modes for the DIBAS (SHAO) backend system. Hardware testing Tests of the data coming from the FPG...
Modifying the GBT Observing System to support dual pulsar backend operation. DRAFT This page describes the requirements for, and capabilities of the GBT observi...
VEGAS Pulsar Modes M C Release Notes Released during TBD. New Features and Improvements for VPM Release M C System * VEGAS * The VEGAS Manager and Coor...
VEGAS Pulsar Mode Integration Planning Page Actions: * John Ford: Set up a telecon with Dave McMahon * All: Check for missing tasks; complete effort and ...
VEGAS Pulsar Mode Simulator This page describes the VEGAS Pulsar Mode Simulator (VPMS), and describes how to run observations using it. The Hardware The VPMS is ...
VEGAS Pulsar Modes Overview This project will support the development, testing, integration and commissioning of a set of pulsar modes (which are a superset of ...
VEGAS Pulsar Modes Manager 1. Introduction The VEGAS Pulsar Modes Manager (still called the VEGAS Manager) is an adaptation of the previously existing VEGAS Mana...
GUPPI has been retired and is no longer available for observing. Pulsar observers should exclusively use VEGAS pulsar modes. Observing Instructions for VEGAS Pul...
VEGAS Pulsar Project Meeting Sprint Review: 2017 December 18th 14:00 15:00pm ET Present * Joe, Jason, Ryan Sprint Story Overview * VE 357: Monitor fre...
VEGAS Project Meeting Test Environment Review: 2017 February 9th 10:00 11:00am ET Present * Ryan, Randy, Laura, Jason, Joe, Ray, Richard Purpose Make sur...
VEGAS Pulsar Project Meeting Sprint Review: 2017 February 21st 2:00 3:00pm ET Present * Joe, Randy, Laura, Ryan Sprint Story Overview * VE 175: Troubl...
VEGAS Pulsar Project Meeting Sprint Review: 2017 June 5th 2:00 3:00pm ET Present * Laura, Joe, Ryan Sprint Story Overview * VE 242: Continue work on c...
VEGAS Pulsar Project Meeting Sprint Review: 2017 November 20th 14:00 15:00pm ET Present * Ryan, Natalia, Joe, Ray Sprint Story Overview * VE 335: Disc...
VEGAS Pulsar Mode Scale Factors This is a record of scale factors that give reasonably good output values in the VEGAS bandpass (i.e., the average bandpass is aro...
VEGAS Pulsar Science Discussions Questions Modes * Do we have the correct list of modes (complete, and no extraneous ones) * Is there a strong priority or...
Vegas Pulsar Software Plan This is the general plan for the development and test of the software side of the VPM project. (As discussed in the meeting on 2015 04 ...
Summary of Switching Signal Tests Initial Tests with New Manager Justin and Ryan tried testing an updated version of the manager with additions to the Backends c...
VEGAS Sawtooth Problem THIS PROBLEM WAS CAUSED BY A BAD BOF FILE FOR MODES 2 and 3 The problem When the problem is present, the total power spectrum appears to b...
VEGAS Status Update last updated 21 April 2015 VEGAS Bank to Bank Variations Resolved This problem has been resolved. See this page for more details. Introduc...
VEGAS To Do List This page was forked from VegasOldToDoList on 23rd September 2015. Go to that page for historical information Current VEGAS Spikes (Complete by...
VEGAS "Top Hat" Problem The problem Occasionally, VEGAS spectra look like a top hat. It is believed that what is occurring is that only the central 1024 bins of ...
Support Staff VEGAS Training Schedule * We have maintenance on Thursday (2/20/2014) and Friday (2/21/2014) to do staff VEGAS training Date Time Trainer...
VEGAS Operations and Trouble Shooting Guide If you are stuck If you cannot find the help you need here, first port of call is the on duty support scientist: sche...
How to Record Data using WUPPI Below listed are the instructions to record pulsar data using WUPPI. All commands presented here should be run on the tofu command ...
Configurable Instrument Collaboration for Agile Data Acquisition: Next generation backends for Pulsar Timing (shortcut to GUPPI), Spectroscopy and Transient Event...
CICADA Web Preferences The following settings are web preferences of the CICADA web. These preferences overwrite the site level preferences in . and , and...
West Virginia University Ultimate Pulsar Processing Instrument (WUPPI) Introduction The WUPPI is a clone of GUPPI. It is a hardware which was developed from reco...
Log of Wuppi Pulsar Configurations and Example Data The WUPPI pulsar backend is used with the 43m in a variety of observing configurations. This document is a chr...
WVU / NRAO / U. C. Berkeley Giant Pulse Statistics Project WVU, NRAO and U.C. Berkeley are developing a pulsar search and full sky mapping data acquisition syste...