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Fri Mar 28 20:44:01 2025
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> > In no particular order of priority: > > 1) Vary ASIC V_DD=3.3V within +/-10% operating range > > 2) Use 'clean' floating high voltage detector bias > - check polarity > - is there a difference between detector local > ground on p+n junction or n+n ohmic sides of DSSSD? > - common or isolated detector local ground for multiple DSSSDs? > - RFQ submitted for 1x CAEN N1419 > - additional filtering for Emco Q05-5? > - other? > > 3) Backtrack changes to date > - Kapton PCB mods > - PSU set points > - Standard FEE64 PSUs -> linearly regulated PSUs > > 4) Evaluate effect of ASIC parameters 'Ibias preamp SF' and 'Ibias preamp' on noise > > 5) Evaluate effect of ASIC parameter 'preAmp reference' on stability of positive and > negative input configurations > > Comments and corrections welcome!
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