Difference between revisions of "GTS meeting 5 02 17"

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* Down Monday - Wednesday to:
 
* Down Monday - Wednesday to:
# Degas dump with NEGS at 25% on for ion pumps to take vacuum load.
+
# Degas dump with NEGS at 25% on for ion pumps to take vacuum load
# Replace ND filter from ND1 to ND3.
+
# Replace ND filter from ND1 to ND3
# Re-activate photocathode with 3 mm active area.
+
# Re-activate photocathode with 3 mm active area
 
# Instrument wire scanner
 
# Instrument wire scanner
# Install WiFi access station and enable JMenu on PC in GTS cave.
+
# Install WiFi access station and enable JMenu on PC in GTS cave
 
# Why is Dump/FC reading -20 nA?
 
# Why is Dump/FC reading -20 nA?
# Hi-pot VIPGT06.
+
# Hi-pot VIPGT06
 
# SCAM VL frequency is not 60 Hz?
 
# SCAM VL frequency is not 60 Hz?

Revision as of 11:21, 1 May 2017

  • Attempts to run at 1 mA:
  1. Ran for few seconds before a HV arc. QE dropped by a factor of 2.
  2. Ran again for 1.5 hours (with ion-precipitators on) before a HV arc. QE dropped by another factor of 2.
  • Down Monday - Wednesday to:
  1. Degas dump with NEGS at 25% on for ion pumps to take vacuum load
  2. Replace ND filter from ND1 to ND3
  3. Re-activate photocathode with 3 mm active area
  4. Instrument wire scanner
  5. Install WiFi access station and enable JMenu on PC in GTS cave
  6. Why is Dump/FC reading -20 nA?
  7. Hi-pot VIPGT06
  8. SCAM VL frequency is not 60 Hz?