Jefferson Lab Hall C Logbook for April 07 - Full Listing
Main INDEX
Monday
136511 04/30/07 17:09 saw DC fastbus bypassed
136510 04/30/07 11:59 saw Target: G0 Target archiver stopped
136509 04/30/07 11:55 hcf HMS drifts hot/dead channels
136508 04/30/07 11:53 hcf HMS TDC Fastbus Crate off -- fans are not running
136507 04/30/07 11:51 saw Run stopped - Possible Fastbus airflow issue in hut
136506 04/30/07 11:16 hcf SOS Drift Threshold issue resolved..
136505 04/30/07 11:06 Solvignon/M. Hcal: more test. Please don't stop run in progress.
136504 04/30/07 11:05
136503 04/30/07 10:50 Solvignon Cerenkov: increase HV
Sunday
136502 04/29/07 12:57 solvignon Cosmics run with all HMS detectors on.
136501 04/29/07 07:28 hcf changed argon bottle
Saturday
136500 04/28/07 00:06 saw HMS DC readout enabled
Friday
136499 04/27/07 17:53 Solvignon Changed HMS calorimeter gate --> now ADCs seem stable
136498 04/27/07 17:29 johna Calorimeter stability tests
136497 04/27/07 16:52 beaufait hms drift low voltage fixed
136496 04/27/07 16:47 hcf SOS Drift Chamber HV came up OK.
136495 04/27/07 16:32 hcf Drift Chamber HV *ON*
136494 04/27/07 15:32 hcf HMS Drift Chamber HV -- as found
Thursday
136493 04/26/07 16:30 horn HMS slits ok
136492 04/26/07 16:11 hcf HMS Drift Chamber Low Voltage status
136491 04/26/07 15:01 Solvignon Hcal stability test. Please don't stop run in progress (#62522)
136490 04/26/07 11:20 hcf Drift Chamber gas flow now at nominal rate
136489 04/26/07 10:22 Solvignon Hcal stability test. Please don't stop the run in progress (#62521)
136488 04/26/07 09:58 Solvignon Cerenkov:
Wednesday
136487 04/25/07 16:56 M Jones Reset and redownloaded the HMS config in coda
136486 04/25/07 16:51 M Jones Hcal stability test. Please don't stop the run in progress (#62518)
136485 04/25/07 16:50 M Jones Stopped run 62516
136484 04/25/07 16:22 saw HMS Chamber readout
136483 04/25/07 12:50 M. Jones/Sol Hcal stability test. Please don't stop the run in progress (#62516)
136482 04/25/07 11:39 hcf Problem with HMS Drift Chamber low voltage
136481 04/25/07 10:55 hcf ARGON/ETHANE NOW FLOWING TO DRIFT CHAMBERS
136480 04/25/07 08:58 saw Reenabled HMS Drift Chamber readout
Tuesday
136479 04/24/07 16:34 hcf Drift Chamber gas system status
136478 04/24/07 16:20 gaskell test entry
136477 04/24/07 15:59 gaskell Cerenkov PMTs
136476 04/24/07 15:50 M JOnes Replaced power supply for NIM bin
Monday
136475 04/23/07 17:02 saw SOS Scalers worknig
Friday
136474 04/20/07 18:22 Jones/Solvig
136473 04/20/07 11:46 Solvignon ADC S1Y10+ OK now (wrong map)
Thursday
136472 04/19/07 19:40 solvignon Missing ADC channel: S1Y10+
136471 04/19/07 19:40 solvignon Missing ADC channel: S1Y10+
136470 04/19/07 17:40 M Jones Replaced Phillips 7106 16chan disc camac module
136469 04/19/07 11:08 gaskell Moller target and collimators retracted and locked out
Wednesday
136468 04/18/07 18:55 horn Raster readback - resolved
136467 04/18/07 18:49 jamesj HMS Hodoscope scaler mislabelling
136466 04/18/07 16:25 hcf Gas System status
136465 04/18/07 15:25 hcf Gasmaster Interlock now ACTIVE
136464 04/18/07 14:28 M Jones Set HMS Scintillator threshold to 50mV
136463 04/18/07 14:06 hcf HMS/SOS Drift Chamber Threshold Voltages now ON
136462 04/18/07 12:17 M JOnes HMS HS1x+
136461 04/18/07 11:53 saw Stoped and restarted CODA
136460 04/18/07 11:43 saw Raster looks odd
Tuesday
136459 04/17/07 11:26 hcf
Monday
136458 04/16/07 13:51 saw/solvigno HMS Drift Chamber fastbus working
136457 04/16/07 12:01 hcf ACOPIAN -5V supply for HMS Drift Chambers is dead.
136456 04/16/07 11:59 hcf Drift Gas Gasmaster Detector power restored`
Friday
136455 04/13/07 16:44 saw HMS Fastbus slot 19 bad
136454 04/13/07 16:10 hcf HMS/SOS gas status
136453 04/13/07 14:38 Gzero TEst
136452 04/13/07 14:38 saw G0 Logbook
Thursday
136451 04/12/07 15:33 hcf HMS/SOS Gas Flow on: Pure Argon for now
136450 04/12/07 14:18 saw TDC stop for Drift Chamber TDC's connected. Possible bad module
Wednesday
136449 04/11/07 14:34 solvignon Hodoscope HV: back to nominal HVs
Tuesday
136448 04/10/07 11:03 mack check spe response
Monday
136447 04/09/07 17:09 Solvignon Some HMS Hodoscope HV increased
136446 04/09/07 13:18
Friday
136445 04/06/07 11:40 kenyon SMS: Warmup slowed
Thursday
136444 04/05/07 12:36 hcf Drift Chamber gas is OFF.
136443 04/05/07 10:09 hcf drift chamber gas 100% argon -- purging
Wednesday
136442 04/04/07 13:07 smithg Target: least count noise
136441 04/04/07 09:18 kenyon SMS: Stopped LN2 flow to g0
Tuesday
136440 04/03/07 14:04 kenyon SMS: Started CDHXR warmup of g0
136439 04/03/07 09:22 Fowler HMS Q cold transition complete
Monday
136438 04/02/07 09:23 Fowler HMS Q1 cooldown Started
136437 04/02/07 09:22 fowler HMS Q2 cold transition complete
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