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Results from Main web retrieved at 00:17 (Local)

ConstructionPictures2016
Main.BobSimon 2016 04 11 * Tape room rack, ROACH connections: * Single blade, RF inputs at top, optical fiber output below * RFI shielded DDC...
DataSheets
Common Datasheets 2015 03 02 * Mini Circuits SPDT RF switch: ZX80 DR230 .pdf * Luff Research 155.52 Mhz PLO: PLOX155.52 10.pdf * Mini Circuits 6 way p...
DigitalDownConverter
Topics related to Matt Morgan's digital down converter Description The focal L Band Array for the GBT (FLAG) is being upgraded with a downconverter digital link ...
ETKChangeControlBoardGroup
ETKChangeControlBoardGroup * Member list (comma separated list): * Set GROUP = Main.JanetLychock, Main.AllenLewis, Main.CharlesBeverage, Main.JohnFord, Ma...
GbtPlanningGroup
Edit this topic to add a description to the GbtPlanningGroup
InstallationPictures
Main.BobSimon 2015 01 23 * Jan 21, 2015, Lifting: * Jan 21, 2015, Lifting cradle is used to position receiver into Sterling mount. Dipoles are co...
MechanicalFrontendbox
Main.BobSimon 2015 07 20 * PF1 receiver in observing position: PF1_observing_position.pdf * Focus dimensions: GBT_Sterling_mount.pdf * PF1 Sterling mo...
NRAOStaffGroup
Edit this topic to add a description to the NRAOStaffGroup
NetBurnerInfo
Topics related the NetBurner Netburner core: http://www.netburner.com/products/core modules/mod5282
NextGenerationAmp
_ This section devoted to topics related to the development of the next generation PAF cryo amp. _ Possible candidate for the cryo amp: * Infineon BFY640 SiGe ...
PafDevelop
Phased Array Feed Development (GBT Tests) Archived documentation of this project can be found here. PAF Workshop 2016 Slides * aroshi_PAF2016.pdf GBT Test of...
Pictures
Main.BobSimon 2012 11 16 * Early version of the PAF receiver being tested in the outdoor test building. Shows copper ground shield being lowered onto the recei...
QuartzLines
Topics related quartz coaxial input lines
RfiEnclosure
* DDC assembly drawing: ddc_assembly.pdf * Digital Down Converter (DDC box), showing 4 of 5 DDC's installed. NetBurner/sensor card in lower right. RF input f...
Number of topics: 14

Results from GB/Electronics web retrieved at 00:17 (Local)

GbtRfiMonitSta
! GBT RFI Monitoring Station Project Request Summary This project request comes late in the development of the GBT RFI Monitoring Station. The Station has been ...
SbandReceiver
Main.BobSimon 25 Jun 2007 * Current S band receiver pictures * S band receiver: Baseline testing
Sbandbaselines
Main.BobSimon 03 Jul 2007 Project TRXS28JUN07 Testing S band receiver in lab using lab spectrometer Setup: Receiver is cold Fsky=2200 Mhz LO1=2200 6000=8200Mhz at...
Sbandpictures
Main.BobSimon 03 Jul 2007 * S band receiver: * Dewar, 15K plate with cryo amp on left, OMT on right: * Dewar, OMT on left, 15K plate on right...
TCRX06OCT07
Main.BobSimon 09 Oct 2007 Project TCRX06OCT07 October 07, 2007 Testing C band receiver in lab. Current setup: Receiver is cold Scans are done either with blue a...
TCRX18OCT07
Main.BobSimon 23 Oct 2007 Project TCRX18OCT07 October 18, 2007 C band receiver is on the GBT Rx is cold, in focus, in access position, very cloudy, light wind. S...
WebStatistics
Statistics for GB/Electronics Web Month: Topic views: Topic saves: File uploads: Most popular topic views: Top contributors for topic save and up...
r57 - 2009-10-19 - 10:54 by CarolynWhite
XbandVacuumTest
Main.BobSimon 25 Jun 2007 Note: Dewar is warm, after one cooldown previously. HR 10 absorber is now lining the inside of the 50K radiation shield, approximately ...
Xbandpictures
Main.BobSimon 23 Jun 2007 * X band receiver, overall: * X band receiver, 300K RF plate: * X band dewar, view A: * X band dewar, ...
Number of topics: 9

Results from GB/Projects web retrieved at 00:17 (Local)

CBandUpgrade
C Band Receiver Changes Motivation and Scope Two main goals: * Replacement of the Model 22 refrigerator with a Model 350. The model 22 has poor reliability,...
CommonMMConverter
Common MM Converter 1. Scope Construct the MM downconverter for the 1cm and 3mm receivers. 2. Strategic Value This subsystem is necessary to allow spectral line...
r23 - 2009-10-19 - 10:54 by CarolynWhite
CommonMMConverterCycleFive2004Elec
Common MM Converter Electronics Division Request Cycle 5 2004 * Main.BobSimon ~10% to oversee MCB integration and software testing. * Main.JohnFord ~10% to ...
CommonMMConverterCycleFour2004Elec
Common MM Converter Electronics Division Request Cycle 4 2004 * Main.BobSimon ~50% to oversee assembly. * Main.TracyGuthrie ~50% for assembly work. * Mai...
CommonMMConverterCycleSeven2004Elec
Common MM Converter Electronics Division Request Cycle 7 2004 * Main.BobSimon ~20% to oversee MCB integration and software testing. * Main.JohnFord ~10% to ...
CommonMMConverterCycleSix2004Elec
Common MM Converter Electronics Division Request Cycle 6 2004 * Main.BobSimon ~10% to oversee MCB integration and software testing. * Main.JohnFord ~10% to ...
CommonMMConverterCycleThree2004Elec
Common MM Converter Electronics Division Request Cycle 3 2004 * Main.BobSimon ~75% to oversee assembly. * Main.MikeStennes ~25% to assist in testing. * M...
KaBandReceiverCycleFive2005Elec
Ka Band Receiver Electronics Division Request Cycle 5 2005 * Main.GalenWatts 100% for LO Distributor redesign and receiver support * Main.BillBennett 25...
KaBandReceiverCycleFour2005Elec
Ka Band Receiver Electronics Division Request Cycle 4 2005 * Main.GalenWatts 100% for LO Distributor redesign and receiver support * Main.BillBennett 25...
KaBandReceiverCycleOne2005Elec
Ka Band Receiver Electronics Division Request Cycle 1 2005 * Main.GalenWatts 100% for LO Distributor redesign and receiver support * Main.BillBennett 25...
KaBandReceiverCycleThree2005Elec
Ka Band Receiver Electronics Division Request Cycle 3 2005 * Main.GalenWatts 100% for LO Distributor redesign and receiver support * Main.BillBennett 25...
KaBandReceiverCycleTwo2005Elec
Ka Band Receiver Electronics Division Request Cycle 3 2005 * Main.GalenWatts 100% for LO Distributor redesign and receiver support * Main.BillBennett 25...
ThreeMMReceiverCycleFive2005Elec
ThreeMMReceiver Cycle 5 2005 Electronics Devision Request * Main.MikeStennes 60% * Main.TracyGuthrie 50% * Main.RobTaggart 50% for thermal cal opti...
ThreeMMReceiverCycleFour2005Elec
ThreeMMReceiver Cycle 4 2005 Electronics Devision Request * Main.MikeStennes 60% * Main.RandyMccullough 1 2 weeks to optimize detector amps. * Main.T...
ThreeMMReceiverCycleOne2005Elec
ThreeMMReceiver Cycle 1 2005 Electronics Devision Request * Main.MikeStennes 60% * Main.TracyGuthrie 50% * Main.BobSimon 20% (Quartz Vacuum Window ...
ThreeMMReceiverCycleSeven2005Elec
ThreeMMReceiver Cycle 7 2005 Electronics Devision Request * Main.MikeStennes 60% * Main.TracyGuthrie 50% * Main.RobTaggart 50% for fab drawings and...
ThreeMMReceiverCycleSix2005Elec
ThreeMMReceiver Cycle 6 2005 Electronics Devision Request * Main.MikeStennes 60% * Main.TracyGuthrie 50% * Main.RobTaggart 50% for fab drawings and...
ThreeMMReceiverCycleThree2005Elec
ThreeMMReceiver Cycle 3 2005 Electronics Devision Request * Main.MikeStennes 60% * Main.RandyMccullough 1 2 weeks to optimize detector amps. * Main.T...
ThreeMMReceiverCycleTwo2005Elec
ThreeMMReceiver Cycle 2 2005 Electronics Devision Request * Main.MikeStennes 60% * Main.TracyGuthrie 50% * Main.BobSimon 20% (Quartz Vacuum Window ...
XBandChanges
X Band Receiver Changes 1. Scope Add a polarization crossing switch and extend operating range to 11.1GHz 2. Strategic Value Requested by observers for study of...
r8 - 2009-10-19 - 10:54 by CarolynWhite
XBandChangesCycleFive2004Elec
X band Receiver Changes Electronics Division Request Cycle 5 2004 * Main.BobSimon 90%. * Main.TracyGuthrie 75%. Main.RogerNorrod 22 Jun 2004
XBandChangesCycleFour2004Elec
X band Receiver Changes Electronics Division Request Cycle 4 2004 * Main.BobSimon ~50% to build RF and LO filters, and plan work. Main.RogerNorrod 07 May 2...
XBandChangesCycleSix2004Elec
X band Receiver Changes Electronics Division Request Cycle 6 2004 * Main.BobSimon 20%. * Main.TracyGuthrie 10%. Main.RogerNorrod 06 Aug 2004
XBandChangesCycleThree2004Elec
X band Receiver Changes Electronics Division Request Cycle 3 2004 * Main.BobSimon ~50% * Technician ~1 week Main.RogerNorrod 17 Mar 2004
Number of topics: 24

Results from KPAF web retrieved at 00:17 (Local)

BaseLines
Main.BobSimon 03 Nov 2008 TKFPA29SEP08 Ward, Simon Testing the KFPA receiver in the lab Setup: Cold KFPA 1 pixel receiver with 300k waveguide load on feed window ...
BlockDiagram
Main.BobSimon 2010 03 10 * blockDiagram.pdf: blockDiagram.pdf
CleoChanges
Main.BobSimon 2010 08 25 Changes/Fixes to be made in hardware and software: Misc control screen: Should look like: * CalControl.pdf Cryo LNA control screen:...
ComponentStatus
* Status011309.xls: Status011309.xls
Connectivity
Main.BobSimon 2010 02 02 * connectivity.pdf: connectivity.pdf
CoolDown
Main.BobSimon 2010 01 27 * cooldown_01_07_10.pdf: Eight wraps of Super Insulation added and temperatures sensors moved. No significant difference over prior c...
CryoIsolator
Main.BobSimon 08 Apr 2008 * isolators.pdf: isolators.pdf
GainAxialratio
Main.BobSimon 2010 03 05 * gain_axial_ratio.xlsx: gain_axial_ratio.xlsx * readme_gain.pdf: readme_gain.pdf
GbtvsKfpa
Main.BobSimon 09 Jan 2009 Noise performance comparing the GBT K band receiver and the KFPA receiver with type I downconverter * GBTkband_vs_kfpa.xls: GBTkband_vs...
HighResolution
Main.BobSimon 2011 02 07 High resolution pictures of the GBT K Band Focal Plane Array receiver * Dewar open: * Overall: * KFPA Project Man...
LoPowerLevels
Main.BobSimon 01 Oct 2008 *Excel spreadsheet showing LO1 synthesizer power settings vs frequency. This will give correct LO1 drive at the downconverter input....
MCBTopics
Main.BobSimon 2010 08 25 * CryoAmpSetup.xls: Setup spreadsheet for cryogenic amplifiers * KFPA7MCB.xls: MCB document * Proposed changes to the KFPA CLEO ...
NoiseSummary010809
Main.BobSimon 09 Jan 2009 * README010709.TXT: README010709.TXT * README010809.TXT: README010809.TXT * kfpasummary010809.xls: kfpasummary010809.xls
NoiseTempResults
Main.BobSimon 01 Oct 2008 * Results of noise temperature measurements in lab, 9/25/2008 * README92508.TXT: README92508.TXT * noise092508.xls: noise092508.x...
NoiseTempResultsA
Main.BobSimon 04 Nov 2008 * README.TXT: README.TXT * noise092508.xls: noise092508.xls
NoiseTempResultsB
Main.BobSimon 01 Oct 2008 * Results of noise temperature measurements in lab, 9/26/2008 * README92608.TXT: README92608.TXT * Meas26Sep08.xls: Meas26Sep08.xls...
NoiseTempResultsC
Main.BobSimon 04 Nov 2008 * README102808.TXT: README102808.TXT * KFPA102808.xls: KFPA102808.xls
NoiseTempSummary
Main.BobSimon 05 Nov 2008 Single pixel KFPA receiver. This is a summary view of noise temperature testing as done on 9/25, 9/26, and 10/28/2008, as compared to th...
NoiseTemperature
Main.BobSimon 2010 01 26 * KFPAnoise_wCAL_04_21_10.xls: Combined noise cal data, last update 4/21/2010 * readme_04_21_10.txt: Noise cal data.readme *...
Pictures
Main.BobSimon 11 Jan 2008 * Receiver room: * GBT turret: * K band Pamtech cryo isolator, picture 01 * K band Pamtech cryo isolator, picture 02: * K band f...
ReceiverConnectivity
Main.BobSimon 2010 02 02 * conn_3_9_10.pdf: Connectivity from receiver to analog rack Cabling Feb 11, 2010, GW The cabling file shows # Seven Pixel 18 26.5 GH...
SlidingWr42
Main.BobSimon 11 Apr 2008 * slidingwr42.pdf: S21 and S11 plots of sliding WR 42.pdf * Disassembled view. Elastomer fits into grooves in the WR 42 waveguide ...
Spurs
Main.BobSimon 04 Nov 2008 Date: 10/28/2008, Simon From Langston's GBT observations ,we are trying to understand why Glen reported higher than expected system temp...
Number of topics: 23
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