AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
DESPEC
Draft saved at 00:00:00
Fields marked with
*
are required
Entry time:
Tue Mar 25 20:24:07 2025
Author
*
:
Subject
*
:
> Implantation stack mounted - BB18(DS)-1000 + bPlas + bPlas + 3x BB7(DS)-1000 > > N.B. aida02, aida09 & aida15 have grounded copper screen (3M 1245 - aluminimum braid to copper screen of ribbon cables) for Kapton PCBs connecting the Samtec ribbon cables to the BB18 DSSSD. > > n+n FEE64s aida02, aida04, aida06 and aida08 LK1 fitted > p+n FEE64s aida03 and aida07 LK3 fitted > > BB7 aida10 (asics #1-2 p+n, #3-4 n+n) > > BB18 p+n FEE64s 9-15, 1-3, 5-12 - n+n FEE64s 2-4 (L-R looking downstream) > > 10.30 FEE64 power ON > > DSSSD bias ON (BB18 only) - attachment 1 > leakage current OK > > ASIC settings 2024Dec13-17.02.45 restored > p+n FEE64 slow comparator 0xa, n+n FEE64 slow comparator 0xf > > Attachments 2-7 WR timestamp aida05 & aida12, system wide check > aida12 & aida05 global clock status 6 - to be checked - OK for initial tests without merger > WR decoder status aida02 > > per FEE64 Rate spectra - attachment 8 > aida10 high rate - BB7 not biased > rates OK for p+n FEE64s, rates high for n+n FEE64s - to be checked > BNC PB-5 pulser ON to p+n FEE64s - no obvious adaptor PCB misalignments > > ADC data item stats - attachment 9 > rates generally OK > aida10 high - BB7 not biased > aida02 & aida04 n+n FEE64s - rates high - to be checked when bPlas install complete > all p+n FEE64s connected to BB18 <10K except aida05 25k - very good! > > BNC PB-5 settings - attachment 10 > > WR timestamps OK - attachment 11 > > FEE64 temperatures OK - attachment 12 > > 12.15 bPlas driver PCB installed, bPlas cabling and grounds *not* connected yet > > ADC data item stats - attachment 13 > all rates higher cf. attachment 9 > > per FEE64 Rate spectra - attachment 14 > > per p+n FEE64 1.8.L spectra - attachment 15 > aida09 pulser peak width 69 ch FWHM = 49keV FWHM > aida14 pulser peak width 50 ch FWHM = 35keV FWHM > > per p+n FEE64 1.8.W spectra - 20us FSR - attachments 16-17 > > per n+n FEE64 1.8W spectra - 20us FSR - attachment 18 > > DSSSD bias & leakage current OK - attachment 19 > ambient temperature +21.6 deg C, d.p. +0.4 deg C, RH 24.4% > > FEE64 temperatures OK - attachment 20 > > DSSSD bias volatge & leakage current OK - attachment 21 > CAEN N1419ET ch#0 BB18, ch#1 BB7 > > Install of bPlas drivers, cabling, grounds complete > > ADC data item stats - attachment 22 > > per FEE64 Rate spectra - attachment 23 > all BB18 p+n FEE64s *except* aida05 show very low rates of noise > > per p+n FEE64 1.8.L spectra - attachment 24 > aida09 pulser peak width 62 ch FWHM = 42keV FWHM > BB18 p+n FEE64s better electronic noise cf. p+n FEE64s not connected to a DSSSD > > per FEE64 1.8.W spectra - 20us FSR - attachments 25-26
Encoding
:
HTML
ELCode
plain
Suppress Email notification
Attachment 1:
Drop attachments here...
Draft saved at 00:00:00
ELOG V3.1.4-unknown