Thursday, April 26, 2012

Thu., Apr. 26th

Coordinating w. Reed via email re: plans for mounting GPS antenna on rooftop.  We need to know roof slope and roofing material to design an appropriate attachment for a pole on which to attach an antenna like that Spectracom one I've been looking at (the ANT-35).  We can probably fabricate the pole/roof-mount assembly at the College machine shop.

The ME students installed the detector shelves and emailed photos of them, below.  They probably still need to be painted to match the walls or another thematic color of the exhibit hall interior, but that is relatively easy - I'll coordinate with Reed on that.

Southwest detector shelf.  Above exit sign near rest rooms in main exhibit hall at CLC.

Southeast detector shelf.  Above double doors leading into large classroom off main exhibit hall, next to LEM module model at Duval St. entrance.

Northern detector shelf.  Under awning next to display kiosk.  Just across from entrance to planetarium.
David and I created the CAM files for the new OCXO board design, and generated the quote through SunStone.  Ray said he'll pay for the boards to be ordered.

New OCXO board layout - about to be taped out to SunStone. 
Before I lose the piece of paper, here are the notes on which detector/cable currently connect to which SMA ports on the FEDA board.  This configuration leads to event rates on the three channels that are relatively more equitable with each other than in other configurations.

  • Case #2 - Cable #2     - PMT #1 - Input channel #0
  • Case #3 - Cable #3     - PMT #2 - Input channel #1
  • Case #1 - Cable #1     - PMT #4 - Input channel #2
  •                           NC    - PMT #3 - (Input disabled)
  • DE3/CTU CLK_OUT - TimingSig - Timing sync datapath

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