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New entries since:Wed Dec 31 16:00:00 1969
ID Date Authordown Target/No.# Source Station Module Target Oven W.O# Heat Shield W.O# Status Subject Text Attachments
  652   Thursday, March 29, 2018, 10:58 Carla Babcock        Started with Anode at 25V and coil at 0A,
bias at 30kV. (attachment 1)
Ramped coil to 60A (0.4V) (attachment
 6x 
  657   Friday, April 20, 2018, 13:20 Carla Babcock      DoneBIAS* fan sounds like it is dying The fan in the EZL power supply is making
a terrible noise - keep an eye on it, it
sounds like it might give up soon.
  
  728   Friday, June 07, 2019, 16:56 Carla Babcock       TM4 source tray stateTM4 source tray left in test stand over
weekend, just the rouging pumps on. Ready
to be removed Monday morning.
  
  739   Wednesday, June 26, 2019, 14:41 Carla Babcocknone     Problems/SolutionsIssues with test stand wiring in service cap areaThe wiring on the top of the test stand
was burned, see entry 737.
Probable cause of this is as follows:
 isk4523d_ITSrewiring_June2019.png 
  822   Tuesday, December 01, 2020, 11:56 Carla Babcock      In progressModifications to test stand for TM3 testsTuesday, December 01, 2020, 11:56 :
TSG:BIAS unplugged and controls pigtail
(made by Ray) added in order to connect controls
  
  823   Tuesday, December 01, 2020, 17:04 Carla Babcock      Problems/SolutionsFound another burned jumper cableBetween feedthroughs F (magnet coil) and
B (tube heater negative), I found a jumper
with two resistors that has been burned up.
 20201201_115557.jpg 
  824   Wednesday, December 02, 2020, 08:32 Carla Babcock       Modifications to test stand for TM3 testsWednesday, December 02, 2020, 08:31 :
Added copper wire connection to multipin
screw terminals in HV cage to make sure they
  
  827   Friday, December 04, 2020, 08:53 Carla Babcock       Modifications to test stand for TM3 testsFriday, December 04, 2020, 08:52 :
Test stand roughed down to 29mT overnight.
Started turbos for testing later.
  
  829   Tuesday, December 08, 2020, 11:54 Carla Babcock       Modifications to test stand for TM3 testsThe copper tubes to be used in the TM3
test piece may have flux inside them from
soldering the end caps on. There are holes
 20201207_135011.jpg20201207_134951.jpgScreenshot_from_2020-12-09_19-41-36.png 
  837   Monday, January 11, 2021, 14:20 Carla Babcock       Test stand wiring reverted to anode bias modeI have rewired the test stand (service
cap wiring only, not power supply wiring)
to anode bias mode as shown in the diagram.
  
  861   Wednesday, March 10, 2021, 11:10 Carla Babcock       Venting for installation of emittance metersWednesday, March 10, 2021, 10:48 
: Venting beamline section only for installation
of emittance meters.
  
  864   Monday, March 15, 2021, 16:10 Carla Babcock       TISA emittance meter testing with new FEBIAD sourceMonday, March 15, 2021, 16:09 Target and
ion source ramped to 400A/330A this afternoon
Monday, March 15, 2021, 18:53 : Tune
 Carla_tune_tracking.docx 
  866   Friday, March 26, 2021, 17:04 Carla Babcock       Beam line vented for emittance meter exchangeVented beamline and removed ARIEL emittance
meter. In the process of swapping components,
beamline left vented until Monday when we
  
  867   Tuesday, March 30, 2021, 13:19 Carla Babcock       Second emittance meter testingEmittance meter number 2 ready for beam
shortly - installed and pumping down.
No beam found by Thursday evening,
 Carla_tune_tracking.docx 
  868   Sunday, April 04, 2021, 14:16 Carla Babcock       Water leak problem persistsIG1 has been spiking randomly, causing
everything to turn off. Looks like the water
leak is still there.
  
  889   Friday, July 30, 2021, 15:34 Carla Babcock      FailedTSG:RP1 failureTP1A tripped off on Fernando, seems the
backing pressure got too high. Even with
PV1 closed the RP1 pump could not get below
  
  910   Wednesday, January 05, 2022, 15:12 Carla Babcock       Modifications to test stand for mass marker testsConnection of TBHT negative to HV common
removed (R4 in circuit diagram). Labelled
and put in MRO bucket.
  
  911   Wednesday, January 12, 2022, 16:12 Carla Babcock       Ramp up of the mass marker targetWednesday, January 12, 2022, 16:08 : HV
ramped to 30kV, EZL=15kV, EE=-1.5kV
Ramping up to 250A on TGHT, 200A
 133CssettingsJan132022.PNG23NasettingsJan132022.PNG23NasettingsJan172022-source.PNG23NasettingsJan172022-beamline.PNG 
  913   Monday, March 21, 2022, 13:59 Carla Babcock       3rd mass marker test3rd version of the mass marker target has
been installed. This one is further back
on the heat shield, and has a longer ceramic
  
  914   Monday, April 04, 2022, 20:44 Carla Babcock       Change from 9-pin connectors to 5-pin connectorsSwapped the old 9pin connectors out and
replaced with 2 5-pin connectors, same as
on the modules.
 5pin_pinout_April42022.png 
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