Difference between revisions of "PQB Meeting January 21, 2015"

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'''Agenda:'''  
 
'''Agenda:'''  
  
# Results from December 2015 Hall A beam test: [[media:160121_FallBeamTests.pdf]]
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# Results from December 2015 Hall A beam test: [https://drive.google.com/file/d/0B9ShTslvnOaCSU45UmFKd1hDQ2M/view?usp=sharing]
 
# Spring 2016 Beam Schedule:
 
# Spring 2016 Beam Schedule:
 
## Accelerator Restoration: January 28  – February 04
 
## Accelerator Restoration: January 28  – February 04

Revision as of 14:10, 21 January 2016

We will meet in TL 2236 Thursday January 21 at 1:00 pm EST.

For those calling in we'll use the Blue Jeans [1] audio conference system.

Phone number: 1-888-240-2560
Meeting ID: 3528502673#
Meeting URL: http://bluejeans.com/3528502673


Agenda:

  1. Results from December 2015 Hall A beam test: [2]
  2. Spring 2016 Beam Schedule:
    1. Accelerator Restoration: January 28 – February 04
    2. Hall A – 11 GeV, 50 µA polarized beam: February 04 – April 14




Notes from this meeting:

  • Problem with few BPMs signals observed in December 2015 with CW beam around 30 µA was traced to bad RF modules giving abnormal signals during High to Low Gain transition. The EPICS position readout also went bad, not just the S/H card signals. The faulty RF modules are being replaced (IPM1C12 already replaced).