ELOG AIDA

AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40

AIDA

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Entry time:	Sat Mar 29 12:37:25 2025
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MSL type BB18(DS)-1000 serial 2998-22 Bias +200V, I_L +=6.070uA, ambient temperature +20.2 deg C DSSSD - AIDA adaptor PCB cabling 4 off LH Coupler (Kapton PCB, 5cm), 2x 34-way Samtec ribbon cable (45cm), RH coupler(Kapton PCB, 10cm) + 3M 1245 1.4mil copper foil screen ribbon cables + RH coupler only (i.e. not LH coupler) + drain wires -> gold-plated Lemo-00 test input connectors nnaida 11 & 12 AIDA adaptor PCB rev B nnaida 13 & 14 AIDA adaptor PCB rev C (LK1 fitted) ground links LK3 & LK7 fitted to nnaida11-14 AIDA adaptor PCBs Heavy duty copper cable connects copper front end frames of FEE modules Nitto 5011N conductive gasket between FEE module and front end frames Standard ASIC settings nnaida 11 & 12 - negative input nnaida 13 & 14 - positive input Pulser BNC PB-5 Fall time 1.0ms Rate 100Hz Delay 250ns Ampl 5.00000V Polarity + Pulse top Tail Atten 10x Clamp ON - polarity via Cooknell SA1 Summing Amplifier 207Bi source, approx centred on DSSSD, approx 3cm from DSSSD Compare measurements to previous electronic noise tests 27 January 2016 See https://elog.ph.ed.ac.uk/AIDA/145 nnaida11 Shaping time(us) 0.5 1 2 4 8 87 80 75 60 54 88 81 76 62 58 87 83 78 62 57 84 74 69 56 56 81 78 72 59 56 86 79 74 60 56 85 73 65 56 57 85 77 72 59 57 83 77 73 60 56 85 81 77 62 58 85 71 65 55 55 80 76 72 59 56 85 78 73 59 57 87 76 71 58 55 93 85 78 62 55 91 86 81 64 55 85.8 78.4 73.1 59.6 56.1 mean 3.2 4.2 4.5 2.5 1.2 std dev nnaida12 0.5 1 2 4 8 87 77 69 58 55 83 78 75 61 58 80 84 77 63 56 86 73 64 54 54 85 77 69 58 55 86 77 71 59 55 85 72 64 55 55 84 74 66 56 55 82 74 67 57 55 80 78 73 61 55 80 70 63 55 55 82 72 65 56 53 82 73 69 58 56 90 74 64 55 55 95 84 74 59 53 86 82 74 59 55 84.6 76.2 69.0 57.8 55.0 4.0 4.3 4.6 2.5 1.2 nnaida13 0.5 1 2 4 8 51 51 51 46 47 49 53 52 47 48 53 60 61 50 49 50 46 45 42 46 48 50 50 45 48 57 54 54 47 49 49 47 46 44 48 49 50 50 46 49 50 51 52 46 48 50 54 54 47 49 49 45 44 43 48 47 50 50 45 47 49 52 52 47 49 48 45 42 42 47 54 55 55 47 45 47 54 53 47 46 50.0 51.1 50.7 45.7 47.7 2.7 4.0 4.7 2.1 1.3 nnaida14 0.5 1 2 4 8 81 79 75 60 53 79 77 73 57 52 79 78 73 61 54 85 81 76 61 54 79 71 70 56 51 82 79 74 60 54 83 78 73 59 54 79 74 70 56 52 82 78 73 59 54 76 75 70 54 52 82 75 72 58 54 81 76 71 58 54 78 75 70 58 53 96 87 81 62 54 108 103 94 69 55 95 90 85 68 54 84.1 79.8 75.0 59.8 53.4 8.5 7.8 6.5 4.0 1.1 * outlier ignored ** ground links LK3 & LK7 fitted to nnaida11-14 AIDA adaptor PCBs electronic noise p+n and n+n strips ~ 55 ch FWHM ~ 0.7 * 55 ~ 39keV FWHM => slow comparator (5x sigma) ~ 5 * 39 / 2.355 ~ 82keV cf. See https://elog.ph.ed.ac.uk/AIDA/145 n+n strips ~64 ch FWHM ~ 0.7 * 64 ~ 45keV FWHM => slow comparator threshold (5x sigma) ~ 5 * 45 / 2.355 ~ 96keV p+n strips ~ 54 ch FWHM ~ 0.7 * 54 ~ 38keV FWHM => slow comparator threshold (5x sigma) ~ 5 * 38 / 2.355 ~ 81keV Pulser BNC PB-5 Fall time 1.0ms Rate 100Hz Delay 250ns Ampl 10.00000V Polarity + Pulse top Tail Atten 10x Clamp ON - polarity via Cooknell SA1 Summing Amplifier 207Bi source, approx centred on DSSSD, approx 3cm from DSSSD File R35 shaping time 8uS slow comparator 6 (dec) start: 13.26 stop: 13.50 spectra saved to disk 14.52 BST (sic) Pulser amplitude 10.0000V-1.00000V @ 1.00000V step Encoding: HTML ELCode plain Suppress Email notification

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