AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
DESPEC
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Entry time:
Sat Mar 29 11:23:49 2025
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> 00.15 Data link to MBS was closed by MBS - reason(s) unknown > NH restarted MBS receiver and data transfer restarted > > 01.34 DSSSD bias & leakage current OK - attachment 1 > > FEE64 temperatures OK - attachment 2 > > ADC data item stats OK - attachment 3 > > Merger, TapeServer etc - attachment 4 > > 04.36 DSSSD bias & leakage current OK - attachment 5 > > FEE64 temperatures OK - attachment 6 > > ADC data item stats OK - attachment 7 > > Merger, TapeServer etc - attachment 8 > > 07.54 data storage to local disk enabled > file aida-gsi:/TapeData/S100_alpha/R14_ > > 09.36 DAQ continues, current data file R14_46 > > 168Er setting > > DSSSD bias & leakage current OK - attachments 9 & 10 > leakage current DSSSD#1 ramping and cycling with beam spills > > FEE64 temperatures OK - attachment 11 > > System wide checks OK *except* WR/FPGA errors - attachments 12-13 > > WR timestamps - attachment 14 > aida04 out of seq > > ADC data item stats - attachment 15 > high rates observed all FEE64s beam on, beam off rates OK > > per FEE64 Rate spectra - attachment 16 > > per FEE64 1.8.L spectra - attachments 17-18 > > per FEE64 1.8.W spectra - attachments 19-20 > > per FEE^4 1.8.H spectra - attachments 21-22 > > Merger, TapeServer etc - attachments 23-25 > data rates to c. 10Mb/s beam on > > > 09.55 aida04 rebooted - https://elog.ph.ed.ac.uk/DESPEC/586 > > 10.01 DAQ restarted > data file R15 > > ADC data item stats - attachments 26-27 > large variation in rates beam off/on > > c. 10.30 beam off (for new FRS setting?) > > > 11.25 analysis of data files R14_19 (beam ON) and R15_24 (beam OFF) - attachments 28-29 > > For beam ON max deadtime c. 11% (aida04), beam OFF max deadtime c. 0.1% (aida04) > > Zero timewarps observed > > Notice large # of PAUSE/RESUME data items for aida03 & aida04 presumably due to additional overhead of processing the time machine scalers > > 12.35 Beam off > > DSSSD bias & leakage current OK - attachment 30 > Can observe beam spill structure in DSSSD leakage currents - now slowly recovering with beam off > > FEE64 temperatures OK - attachment 31 > > ADC data item stats OK - attachment 32 > > Merger, TapeServer etc - attachment 33 > > 12.55 New ASIC settings 2024Apr22-12.55.38 > *all* discs disabled to reduce load on aida04 > slow comparator 0x14 > > BNC PB-5 settings (since yesterday evening) > > Amplitude 10.0V > Attenuation x10 > tau_d 1ms > Frequency 2Hz > Tail pulse > Polarity + > > > 13.46 all histograms & stats zero'd > > 13.48 Beam off > per FEE64 Rate spectra - attachment 34 > 2Hz pulser to p+n FEE64s > > per FEE64 1.8.W spectra - attachments 35-36 > p+n FEE64 threshold = 6000 to capture pulser events > n+n FEE64 threshold = 8000 to capture noise > > per p+n FEE64 1.8.L spectra - attachments 37-38 > common x/y-scale - peak height proxy for peak width > aida09 pulser peak width 57 ch FWHM ~40keV FWHM ( 5 x sigma ~ 85keV ) > > 14.28 168Eu setting (check only - setup still in progress)
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ELOG V3.1.4-unknown