Aggregator

QE Measurement

3 days 6 hours ago
Log Number: 4514101Logbook(s): Body: Spot Location: (13000,18350), Charge: 21.550877999999997

Laser Wavelength Atten Setting Laser Power Current HV PS Current QE PV Updated? Update Time/Reason Not Updated (nm) (W) (uA)</
victorc

iCalibrate: Hall C

3 days 8 hours ago
Log Number: 4514070Logbook(s): Body: Calibration ParametersHall:CTarget:Copper 6%Pass:3Note:SHMS angle = 10.25Calibrated On:2026-Jun-20 04:14Calibrated By:victorcFile:C-2026-06-20_0414_Copper_6__Pass-3.hcdIon ChamberExisting Setpoing (rads/hr)New Setpoint (rads/hr)Compton
victorc

Hall C ion chamber calibration for Copper 6% at pass 3

3 days 8 hours ago
Log Number: 4514069Logbook(s): Entry Makers: victorcBody: 

[figure:1] ^ HVIONHC01 VME-CAEN-ION bit is unmasked and clear

[figure:2] ^ Ion chamber expert screens with all threshold, max, and bias values set appropriately before beginning calibration

[figure:3] ^ Ops restrictions for Hall C

[figure:4] ^ CEBAF authorization

[figure:5] ^ Raster on and set to 2 mm by 2 mm as required by Ops restrictions

[figure:6] ^ iCalibrate settings

[figure:7] ^ Established ~1 uA CW beam to Hall C dump (minumum attenuator setting)

[figure:8] ^More iCalibrate settings

[figure:9] ^ iCalibrate settings before beginning

[figure:10] ^ Calibration overview

victorc

1L13 recovered

3 days 10 hours ago
Log Number: 4514036Logbook(s): Entry Makers: victorcBody: 

Noticed interlocked open door faults for both A and B on the CPS panel. RF on-call suggested we ensure all doors for the zone in the service building were closed while pushing in on the top and bottom corners for said doors. Operator noted the bottom corner of NL13B19 was swelled outward and was able to be pushed inward at least an inch. After this, both A and B interlocked open door faults cleared after hitting the "Fault reset" button on the CPS panel. Zone was then able to come back up into HV.

victorc

FSD Masking Tool: Successful System UN-Masking for: BeamLossMonitor

3 days 10 hours ago
Log Number: 4514032Logbook(s): Tags: Body: System UN-Masking for: BeamLossMonitor
User: jhoward
Areas: All

BeamLossMonitor Devices:
ILM0I07
ILM0L01A
ILM0L01B
ILM0L02
ILM2D00A
ILM2D00B
ILM0L04A
ILM0L04B
ILM0L05
ILM0L06A
ILM0L08
ILM0R01
ILM4D00
ILM0R03
ILM0R04
ILM0R06
ILM0R08
ILM0R09
ILM1L01
ILM1L02
ILM6R08
ILM3S00
ILM7S00
ILM9S00
ILM5S10
ILM5E03
ILM7S01
ILM9A01
ILM3E02
ILM5A01
ILM1A04
ILM1A06
ILM1A09
ILM5A10
ILM1A16
ILM1A19
ILM3R10
ILM9R07
ILM1R09
ILM2L03
ILM5R10
ILM5R05
ILM2L01
ILM2T09
ILM
jhoward

Shift Information

Shift Day
CEBAF Program
MCC Crew Chief Blackshaw
MCC Operators Humphry, Janak
Program Deputy Nissen
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