TGun status

From Ciswikidb
Revision as of 09:03, 19 September 2019 by Fhannon (Talk | contribs)

Jump to: navigation, search

(1) Get GTS back to operational

To Fix List (to get GTS running):

  • Glassman PSS Chassis (Service request to Omar - Carlos)
  • LCW Chassis (Sarin/ Mike Todd - follow up)
  • Turbo (Replacement part for display - Bubba/Fay)
  • Spellman (Augistine/ Riad)
  • Picoammeter x2? (Pete Francis in hand - sent for fix)

To Check:

  • Viewers (Operation - and cameras) (Viewer software - contact Brian Freeman)(??IOC reset?? Tony Delacruz)
  • Magnets (IOC check)
  • Harp (electronics)
  • Cavities (electronics)
  • Cathode solenoid - power supply

(2) T-Gun Upgrades

Need a safe gun - no devastating trips. Limit voltage to 135kV

RF cage - Features:

  • HV attaches through the back as designed.
  • G10 plate to support the HV cable
  • Nitrogen flow, also through G10 plate aimed at the back of the hot deck
  • Nitrogen flow, though the top of the cage, aimed at ceramic
  • Dimensions need to be longer than the table to keep E fields on the hot deck lower than 3MV/m (air breakdown)

To Fix/Modify:

  • DC bias supply - set point fix (John Musson)
  • RF Cage (Mark/Fay)
  • Back plate to allow increased cooling (open the hole)
  • Move Xelera spellman to the GTS vault
  • Software issues (contact Spellman again)
  • Install new fiber link & check



  • Remove RXX cables from GTS
  • Remove JLab spellman
  • Sort out the air and nitrogen lines.
  • Buy a shop vac (ask Bubba)