Jefferson Lab Hall C Logbook for March 06 - Beam

  • Main INDEX

    Friday

  • 113584 03/31/06 22:32  pking          Beam: Plots for BCM linearity

  • 113574 03/31/06 22:08  jroche         Beam: halo situation this night: good news / bad news

  • 113544 03/31/06 14:22  benesch        Beam: hall A compton halo spec

  • 113502 03/31/06 05:11  Sarah          Beam: BCMs, BPMs, and Halos for the Shift Checklist

    • Thursday

  • 113469 03/30/06 23:27  Williamson     Beam: Halo rates NOT yet back to best values

  • 113439 03/30/06 16:42  suleiman       Beam: Feedback - Summary and How-to

  • 113427 03/30/06 15:42  Armstrong      Beam: feedback was off for runs 

  • 113417 03/30/06 14:55  S. Bailey      Beam: Position Differences and Charge Asymmetry

  • 113409 03/30/06 14:02  S. Bailey      Beam: Position Differences and Charge Asymmetry

  • 113393 03/30/06 10:19  suleiman       Beam: IA Slope

  • 113375 03/30/06 06:13  Sarah          Beam: Beam Trajectory, back to nominal

  • 113372 03/30/06 05:56  Sarah          Beam: Beam Trajectory, 1mm positive y-direction

  • 113369 03/30/06 05:40  Sarah          Beam: Beam Trajectory, 1mm positive x-direction

  • 113355 03/30/06 04:16  Sarah          Beam: BPMs, BCMs, and Halos for the Shift Checklist

  • 113352 03/30/06 03:23  Sarah K        Beam: IHWP now Out!

    • Wednesday

  • 113316 03/29/06 23:37  Williamson     Beam: Beam halo not improved all day

  • 113303 03/29/06 22:06  suleiman       Beam: IA Calibration

  • 113244 03/29/06 10:46  Williamson     Beam: Reference to halo during target-in/out-bad-beak analysis

  • 113234 03/29/06 09:27  Williamson     Beam: Current spikes in Hall C?

  • 113233 03/29/06 09:10  jroche         Beam: beam appear to go off scale ...

  • 113205 03/29/06 06:08  Sarah          Beam: BPMs, BCMs, and Halos at 30 muA

  • 113204 03/29/06 06:00  Sarah          Beam: Beam Positions at 30 muA

  • 113201 03/29/06 05:19  Spayde         Beam: IHWP is In

    • Tuesday

  • 113180 03/28/06 23:31  suleiman       Beam: G0 Feedback is ready and running

  • 113172 03/28/06 22:29  jroche         Beam: spotty beam while Hall A beam instability is looked after

  • 113171 03/28/06 22:16  jroche         Beam: spotty beam while Hall A beam instability is looked after

  • 113166 03/28/06 21:03  jroche         Beam: beam away for a few minutes

  • 113162 03/28/06 20:13  jroche         Beam: changed the hwp from IN to OUT

  • 113155 03/28/06 18:07  S. Bailey      Beam: G0 and G0B revisited

  • 113125 03/28/06 12:05  suleiman       Beam: Halo 8

  • 113122 03/28/06 11:52  benesch        Beam: comments re Moller setup yesterday 

  • 113108 03/28/06 10:33  Ellis          Beam: Lumi vs Beam Current for Deadtime Run

  • 113086 03/28/06 05:28  Spayde         Beam: Charge Feedback Starved for 30 Hz Events

  • 113085 03/28/06 05:06  Spayde         Beam: Restarted g0beamfeedback

  • 113072 03/28/06 03:01  Spayde         Beam: Beam Feedback Died

  • 113066 03/28/06 00:56  Spayde         Beam: Raised Alarm Limits on IA Voltage Again

  • 113065 03/28/06 00:49  Spayde         Beam: Adjusted Alarm Limits on Beam Feedback Alarm Handler

  • 113064 03/28/06 00:40  Spayde         Beam: IHWP Put Out by Hall B

  • 113060 03/28/06 00:13  Spayde         Beam: Charge Feedback Restarted

    • Monday

  • 113019 03/27/06 11:59  Williamson     Beam: Some beam-line survey results

  • 113017 03/27/06 11:38  Bimboty        Beam: Raster size change

  • 113013 03/27/06 11:27  suleiman       Beam: Results from run 28278

  • 113005 03/27/06 10:12  bosted         Beam: Going to controlled access

  • 112994 03/27/06 09:13  Williamson     Beam: Raster Size Recap

  • 112979 03/27/06 07:02  Spayde         Beam: Problems with Charge Feedback and Realtime Monitor?

  • 112965 03/27/06 03:55  Spayde         Beam: Charge Feedback Died Again

  • 112960 03/27/06 02:13  Spayde         Beam: Beam Feedback Died

  • 112959 03/27/06 01:35  Spayde         Beam: Late Entry:  IHWP is In

    • Sunday

  • 112949 03/26/06 23:55  suleiman       Beam: Changing Injector Pockels Cell HV and RHWP Angle

  • 112923 03/26/06 20:07  S. Bailey      Beam: Bad BPMs continued

  • 112866 03/26/06 14:18  Williamson     Beam: Beam Halo goes BAD

  • 112858 03/26/06 13:21  Bimbot         Beam: Raster size mystery solved

  • 112857 03/26/06 13:20  Bimbot         Beam: Raster size mystery solved

  • 112838 03/26/06 11:24  Pitt           Beam: Suggested test plan for measuring electronic noise in Hall C BPMs

  • 112835 03/26/06 11:04  Pitt           Beam: Monitoring superharp scans with halo and lumi monitors

  • 112832 03/26/06 10:46  Pitt           Beam: Problems with G0 and G0B BPMs

  • 112745 03/26/06 00:12  Bimbot         Beam: Target operator shift summary

  • 112744 03/26/06 00:09  Bailey/Sulei   Beam: Halo Monitor Operating Voltages

    • Saturday

  • 112706 03/25/06 18:29  S. Bailey      Beam: Changing the IHWP

  • 112701 03/25/06 17:56  S. Bailey      Beam: BPM/BCM Injector Calibration Run 28185

  • 112681 03/25/06 14:54  Pitt (by Wil   Beam: Putting the BPMs to forced gain mode  for the pedestal runs

  • 112678 03/25/06 14:39  Pitt           Beam: Information for analyzing harp scans

  • 112673 03/25/06 14:21  ellis          Beam: Frame Target In

    • Friday

  • 112578 03/24/06 22:36  Williamson     Beam: OTR  haze may just be reflection from frame

  • 112570 03/24/06 20:42  Williamson     Beam: OTR and Ehanced OTR

  • 112568 03/24/06 19:39  Bimbot         Beam: Questionable Raster on Scope

    • Thursday

  • 112436 03/23/06 18:54  Bimbot         Beam: Raster on Scope

  • 112423 03/23/06 17:42  smithg         Beam: correction to raster size calculation for G0 bkwrd dx

  • 112420 03/23/06 16:57  Bimbot         Beam: MCC ask  for putting Raster OFF

  • 112417 03/23/06 16:10  saw            Beam: HV GUI changes

  • 112416 03/23/06 15:31  S. Bailey      Beam: Re: Confusing Around Halo HV

    • Wednesday

    

    Tuesday
    

  • 112094 03/21/06 12:46  S. Bailey      Beam: Still not entered injector

  • 112087 03/21/06 10:45  Bailey/Sulei   Beam: BPM/BCM Calibration Comparison Conclusion

  • 112081 03/21/06 09:50  S. Bailey      Beam: BPM/BCM Pedestal Comparison

  • 112004 03/21/06 01:02  jianglai       Beam: Forced Gains of the BPMs

  • 112001 03/21/06 00:59  jianglai       Beam: beam monitor calibrations

    • 

    Monday
    

  • 111975 03/20/06 20:54  Bimbot         Beam: BPM screens

  • 111956 03/20/06 17:20  suleiman       Beam: Hall A BCM Signal

  • 111954 03/20/06 17:14  suleiman       Beam: QPD cable unpluged from inj DAQ for BCM/BPM calibration

  • 111953 03/20/06 17:05  Pitt           Beam: More thoughts on halo calibration

  • 111939 03/20/06 15:03  suleiman       Beam: The QPD cable is now pluged in Injdaq Crate 

  • 111938 03/20/06 14:39  Armstrong      Beam: Halo rates:  suggested answer

  • 111926 03/20/06 12:21  S. Bailey      Beam: g0 and g0b BPMs

  • 111925 03/20/06 12:06  suleiman       Beam: Grounding for the alcove halo monitors 

  • 111915 03/20/06 11:15  jroche         Beam: bpm G0 and G0B still not plugged

  • 111914 03/20/06 10:58  smithg         Beam: raster size calculation from scope

  • 111912 03/20/06 10:26  suleiman/slb   Beam: Halo Detectors

  • 111911 03/20/06 10:14  Bailey/Sulei   Beam: Halo Calibration Questions

    • 

    Sunday
    

  • 111815 03/19/06 19:23  M. Gericke     Beam: Beam Pulsed and OFF to hallc

  • 111784 03/19/06 15:22  bimbot         Beam: No raster mystery

  • 111769 03/19/06 13:09  Bimbot         Beam: Raster

  • 111768 03/19/06 13:05  Bimbot         Beam: Centerage of the beam a littlle off

  • 111706 03/19/06 03:30  Sulwimn/Bail   Beam: Halo Target Survey/Calibration

    • 

    Saturday
    

  • 111675 03/18/06 22:54  Michael Geri   Beam: 1 microAmp beam on LH2 (Slow detector ramp up)

  • 111674 03/18/06 22:47  Michael Geri   Beam: Beam at 28 microAmps with G0 hole target

  • 111672 03/18/06 22:10  Michael Geri   Beam: Beam at 3.6 microAmps No harp scans 

  • 111664 03/18/06 19:48  Gericke        Beam: Harp Scan Survey

  • 111662 03/18/06 18:59  mgericke       Beam: Harp scans not successful -- Beam triped 

  • 111658 03/18/06 17:01  mgericke       Beam: Harp scans

  • 111656 03/18/06 16:45  mgericke       Beam: Beam on 2.8 microAmps CW

  • 111597 03/18/06 06:31  Suleiman/Bai   Beam: Halo Target Survey

    • 

    Friday
    

  • 111551 03/17/06 16:56  C. Davis       Beam: Beam Line He bottle opened

    • 

    Thursday
    

  • 111398 03/16/06 08:38  Bimbot         Beam: Update informations on beam and HallC

    • 

    Wednesday
    

  • 111333 03/15/06 18:27  Wolfgang       Beam: Status of beam

    • 

    Tuesday
    

    

    Monday
    

    

    Sunday
    

    

    Saturday
    

    

    Friday
    

    

    Thursday
    

    

    Wednesday
    

    

    Tuesday
    

    

    Monday
    

    

    Sunday
    

    

    Saturday
    

    

    Friday
    

  • 111026 03/03/06 17:27  Suleiman       Beam: Beam Modulation Coils Are Ready

    • 

    Thursday
    

    

    Wednesday