Aggregator

Log Number: 4485569Logbook(s): 

• ELOG

Body: 

HYST AREA Version 7-0 has successfully cycled the following:

Area.Linacs.North

Total Time: 1.200 mins

Log Number: 4485568Logbook(s): 

• ELOG
• CLOG

Tags: 

• Autolog

Body: LEM 9.19 was successfully run for the North Linac on 2026-04-09 09:47:06. The application phase took 00:00:08 to complete.

Log Number: 4485566Logbook(s): 

• ELOG

Body: 

HYST AREA Version 7-0 has successfully cycled the following:

Area.Linacs.North

Total Time: 1.200 mins

Log Number: 4485565Logbook(s): 

• ELOG
• CLOG

Tags: 

• Autolog

Body: LEM 9.19 was successfully run for the North Linac on 2026-04-09 09:44:22. The application phase took 00:00:14 to complete.

Log Number: 4485564Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: Ran from opsl03

Finished after 6 iterations.

GREY: RF OFF
RATNI RED: <= 3.0 dB
GASKL RED: <1.8 V or > 2.4 V

Log Number: 4485563Logbook(s): 

• ELOG

Body: 

Approved. Please make sure to comment on which trim cards have been changed out as a result of this investigation.

Log Number: 4485560Logbook(s): 

• ELOG

Body: 

HYST AREA Version 7-0 has successfully cycled the following:

Area.Linacs.South

Total Time: 3.133 mins

Log Number: 4485559Logbook(s): 

• ELOG
• CLOG

Tags: 

• Autolog

Body: LEM 9.19 was successfully run for the South Linac on 2026-04-09 09:30:02. The application phase took 00:01:58 to complete.

Log Number: 4485558Logbook(s): 

• ELOG

Entry Makers: schoeneBody: 

Log Number: 4485557Logbook(s): 

• ELOG

Body: 

HYST AREA Version 7-0 has successfully cycled the following:

Area.Linacs.North

Total Time: 1.217 mins

Log Number: 4485556Logbook(s): 

• ELOG

Entry Makers: dthomasBody: 

You could see the ~300hz on cav4 fft as well. As we bypassed cav3 you can see it go away

Log Number: 4485555Logbook(s): 

• ELOG

Body: 

Approved for YB swap week slated to start 4/20.

Log Number: 4485554Logbook(s): 

• ELOG
• CLOG

Tags: 

• Autolog

Body: LEM 9.19 was successfully run for the North Linac on 2026-04-09 09:26:20. The application phase took 00:01:33 to complete.

Log Number: 4485553Logbook(s): 

• ELOG
• RFLOG

Entry Makers: dthomasBody: 

Will re-lem NL and trun trim up/dwn

Log Number: 4485551Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavity histories have been updated:
1L05-3
Username: dthomas
Date/Time: 04-09-26_09:23:20
RF Status: Bad
Tuner Status: Good
Comment: Bypassed stepped off +20k steps. 300hz noise investigation
Special Instructions: to run LEM at 940

Maintenance Tag: Component: Operator Entry - See SME

Log Number: 4485550Logbook(s): 

• ELOG
• RFLOG

Tags: 

• Autolog

Body: 

The following cavities have been GSET 0:
2L20-7
Username: michaelm
Date/Time: 04-09-26_09:22:52
RF Status: Bad
Tuner Status: Good
Comment: GSET 0 - stepped off +100k - 100 ppm glder
Special Instructions:

Maintenance Tag: Component: RFCM

Log Number: 4485545Logbook(s): 

• ELOG
• RADLOG

Entry Makers: bbarkerBody: 

Log Number: 4485543Logbook(s): 

• BTLOG
• ELOG

Body: 

Approved.

Log Number: 4485538Logbook(s): 

• ELOG
• INCLOG

Body: 

Making access to Hall B to swap out B-Rax controller for VCG2C21.
It has been tripping causing VBV2C20 to close.
Denny has given us permission to do this task.

Log Number: 4485537Logbook(s): 

• ELOG

Tags: 

• MCC8am

Body:  CEBAF SHIFT LOG Shift Summary

Start of shift: Taking Harp swipes after 5E Match