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:	Wed Apr 16 04:15:31 2025
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Water flow and temperature ( gauges outside S4 entrance ) OK BNC PB-5 pulser connected to p+n FEE64s by diasy chain of test + inputs ASIC settings 2023Nov16-18.55.20 p+n FEE64s slow comparator 0xa, n+n FEE64s 0xf All system wide checkks OK DSSSD bias -150V leakage current -5.37uA - OK - attachment 1 FEE64 temperatures OK - attachment 2 ADC data item stats - attachment 3 rates dominated by relatively few 'hot' channels aida06 - no cables connected to FEE64 adaptor PCB per FEE64 Rate spectra - attachment 4 aida06 - no cables connected to FEE64 adaptor PCB system relatively quiet but has been quieter - no grounding of bPlast cabling and PSUs? p+n and n+n FEE64 1.8.W spectra - 20us FSR - attachments 5-8 aida06 - no cables connected to FEE64 adaptor PCB aida08 - no ADC calibration 14.43 Pulser walkthrough - p+n junction FEE64s BNC PB-5 settings amplitude 9.0-1.0V @ 1.0V step x10 attenuation tail pulse polarity + frequency 22Hz file DEC23/R5 15.47 R45 ends OK - see attachments 9-10 aida01 1.8.L pulser peak width 53 ch FWHM aida06 1.8.L pulser peak width 14 ch FWHM ( no input ) 15.47 file DEC23/R6 BNC PB-5 pulser amplitude 9.0V frequency 2Hz c. 19.00 Low intensity 238U fully stripped/H+/He+ - attachments 11-14 Fully stripped close to centre of DSSSD HEC energies observed from threshold to c. 1-2GeV 19.25 Beam off SC41 scaler input to level 1 MACB #3 ( of 4 ) moved to level 1 MACB #4 ( of 4 ) 21.00 checks DSSSD bias -150V leakage current -6.050uA - OK - attachment 15 FEE64 temperatures OK - attachment 16 ADC data item stats - attachment 17 rates dominated by relatively few 'hot' channels aida06 - no cables connected to FEE64 adaptor PCB BNC PB-5 config - attachment 18 Merger and TapeServer browser tabs and terminal servers - attachments 19-20 c. 160k data items/s merged c. 600kb to disk and forwarded to MBS 21.05.37 all stats zero'd 22.18 ADC data, DISC data, PAUSE, RESUME, WR data item stats - attachments 21-28 zero rate PAUSE/RESUME - one observed in c. 75 minutes Encoding: HTML ELCode plain Suppress Email notification

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