VEGAS Team Meeting

October 22, 2012


CALTECH, UC-B, & Columbia

  • Dan Werthheimer
  • Mark Wagner
  • Glenn Jones


  • Marty Bloss
  • Ray Creager
  • Jason Ray
  • Randy McCullough

Meeting Notes:

Next Teleconference: November 05, 2012 .

VEGAS Mode Development Status:

Mode development
  • Modes 1-6 are now compiled for R2
  • Compiled mode 13 w all 8 subbands
    • awaiting h/w for testing

Testing Status:

Need to work out testing procedure for relocated Valon serial connection (John, Ray, Jason)

Working R2 Mode 13 (one subband) plus mode 1-3 at full speed and now compiling a Mode 13 with all eight subbands.

Action Items:

  • Need to resolve Mellonox v. dual GPU issue. (John, Glenn, Dan)
  • Determine the drivers of the December GC observations
  • Randy will contact Moe to discuss NRAO experiences and suggestions regarding troubleshooting of the Roach 2

Other items:

Hardware procurement plans and schedules:


Three of ten rev-2 (production run boards) worked very well. The other seven have problems. UCB and S. Africa. have been trying to debug them - one of them was earmarked for NRAO. Mark & Calvin are headed to S.A to see what they can do to asist in troubleshooting and test mezzanine boards. Production is likely suspended until the issues are resolved.

-- MartyBloss - 2012-10-08
Topic revision: r1 - 2012-10-22, MartyBloss
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