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ID Date Authorup Type Category Subject Text Attachments
  13478   Thu Dec 14 23:27:46 2017 johannesUpdateDAQaux chassis designMade a front and back panel and slot panels
for DSub and IDC breakouts. I want to send
this out soon, are there any comments? Preferences
 auxdaq_40m_4U_front.pdfauxdaq_40m_4U_rear.pdfauxdaq_40m_4U_DSub37x2.pdfauxdaq_40m_4U_IDC50.pdf 
  13479   Fri Dec 15 00:26:40 2017 johannesUpdateCDSRe: CDS recovery, NFS woes


Quote:


  
  13517   Tue Jan 9 00:07:03 2018 johannesUpdateDAQetmx slow daq chassisAll parts received and assembly near complete,
small problem detected because the two DSub
connectors are too close together for two
  
  13524   Wed Jan 10 14:17:57 2018 johannesConfigurationComputer Scripts / Programsautoburt no longer making backupsI was looking into setting up autoburt
for the new c1auxex2 and found that it stopped
making automatic backups for all machines
  
  13525   Wed Jan 10 15:25:43 2018 johannesConfigurationComputer Scripts / Programsautoburt making backups again


Quote:


  
  13529   Wed Jan 10 22:24:28 2018 johannesUpdateDAQetmx slow daq chassisThis evening I transitioned the slow controls
to c1auxex2.


Disconnected satellite
  
  13537   Fri Jan 12 10:02:05 2018 johannesUpdateDAQetmx slow daq chassis


Quote:


  
  13543   Fri Jan 12 19:15:34 2018 johannesUpdateDAQetmx slow daq chassisSteve and I removed c1auxex from 1X9 today
to make space for the DAQ chassis. Steve
installed rails for mounting. To install
  
  13554   Wed Jan 17 22:44:14 2018 johannesUpdateDAQAcromag checksThis happened because there are multiple
ways to scale the raw value of an EPICS channel
to the desired output range. In the CryoLab
  
  13555   Wed Jan 17 23:36:12 2018 johannesConfigurationGeneralAS port laser injectionStatus of the AS-port auxiliary laser injection


Auxiliary laser with AOM
setup exists, first order diffracted beam
 PSLbeat.svg.pngASpath.svg.png 
  13565   Sun Jan 21 13:11:25 2018 johannesUpdateDAQAcromag checksAfter some research: -the- reason for the
reduced +/- 20,000 swing in raw values is
a default setting for having support for
  
  13576   Wed Jan 24 18:12:31 2018 johannesUpdateDAQETMX auxiliary DAQ workI replaced the two
remaining D-Sub M/M cables that still had
gender-changers with M/F
 IMG_20180124_120202019.jpgIMG_20180124_120123064.jpgIMG_20180124_120219278.jpgIMG_20180124_120059765.jpg 
  13578   Wed Jan 24 19:17:06 2018 johannesUpdateDAQc1auxex2 startup behaviorI compiled the burt
binaries on c1auxex2
which took a little fiddling with dependencies
  
  13580   Wed Jan 24 23:13:30 2018 johannesUpdateDAQc1auxex2 startup behavior


Quote:


  
  13590   Wed Jan 31 15:29:44 2018 johannesUpdateDAQPSL acromag server moved from megatron to c1auxex2I moved the epics IOC server process for
the single Acromag ADC that monitors the
PSL signals from megatron to c1auxex2.
  
  13647   Wed Feb 21 17:20:32 2018 johannesUpdateVACHornet gauge connected to DAQ.I wired the six available BNC connectors
on the front panel of the new XEND slow DAQ
to physical Acromag channels. There were
 VacLog.png 
  13681   Tue Mar 13 20:03:16 2018 johannesConfigurationComputersc1auxex replacementI assembled the rack-mount server that
will long-term replace c1auxex, so we can
return the borrowed unit to Larry.
 IMG_20180313_105154890.jpgIMG_20180313_133031002.jpg 
  13682   Wed Mar 14 23:58:30 2018 johannesConfigurationComputersc1auxex replacementI replaced the borrowed server with the
permanent one today. Before Removing the
current server, Before, I performed several
  
  13687   Mon Mar 19 14:39:09 2018 johannesConfigurationComputersc1auxex replacement[gautam, johannes]

The temperature control output
channel for the XEND seismometer wasn't
  
  13742   Mon Apr 9 23:28:49 2018 johannesConfigurationDAQc1psl channel listI made a list of all the physical c1psl
channels to get a better idea for how many
acromags we need to replace it eventually.
  
  13764   Wed Apr 18 22:46:23 2018 johannesConfigurationGeneralAS port laser injectionUsing Gautam's Finesse file and the
cad files for the 40m optical setup I propagated
the arm mode out of the AS port. For the
 ASpath.svg.pngpower_out_fluctuation_DC.pngpower_out_fluctuation_AC_zoom.png 
  13781   Tue Apr 24 08:36:47 2018 johannesConfigurationGeneralAux Laser LD dying? (AS port laser injection)In September
2017 I measured ~150mW output power,
which was already kind of low. What are the
  
  13810   Thu May 3 10:40:43 2018 johannesConfigurationGeneralAS port laser injectionInstead of trying to couple the fiber output
into the interferometer, I'm doing the
reverse and maximize the amount of interferometer
 mm_solution_AStable.pngAStable_beampath.pdf 
  13832   Fri May 11 11:47:33 2018 johannesSummaryPEMAcromag issuesThe replacement Acromag we scooped from
the West Bridge E-Shop does actually seem
to work, although we thought it was broken
  
  13839   Sun May 13 20:48:38 2018 johannesUpdateGeneralCDS crashI think the root of the problem is that
the /opt/rtapps/
  
  13881   Wed May 23 00:45:18 2018 johannesConfigurationGeneralAS port laser injectionI was planning to set up the additions
to the AS table that are outlined in Attachment
#1. Unfortunately the beam is too large for
 faraday_location.pdf 
  13900   Thu May 31 02:04:55 2018 johannesUpdatePSLAUX laser state of mindThe AUX laser is down to 5.4 mW output
power 
 IMG_20180530_220058190.jpg 
  13911   Sun Jun 3 22:48:59 2018 johannesUpdatePSLaux laser replacementI brought the NPRO from the Crackle experiment
over to the 40m Lab and set it up on the
PSL table to replace the slowly dying AUX
  
  13912   Mon Jun 4 02:52:52 2018 johannesUpdatePSLaux laser replacement> While the laser output is going strong,
the controller displays a power output of
only 10 mW, which makes me think that the
  
  13932   Fri Jun 8 01:08:22 2018 johannesUpdatePSLFirst light of AUX at YENDAmong the things that we hadn't taken
care of yesterday before beginning to look
for transmission signals were the polarization
 AG4395A_07-06-2018_205019.pdfPSL_AUX_SETUP.pdfAS_AUX_SETUP.pdf 
  13958   Wed Jun 13 23:23:44 2018 johannesUpdateCDSEX wiring confusionIt's true.

I went through the wiring of the
c1auxex crate today to disentangle the pin
 c1auxex_channels.pdfXEND_slow_wiring.pdf 
  13965   Thu Jun 14 15:31:18 2018 johannesUpdateCDSEX wiring confusionBad wording, sorry. Should have been channels
in excess of ETMX controls. I'll add
the others to the list as well.
 XEND_slow_wiring.pdfc1auxex_channels.pdf 
  13968   Thu Jun 14 22:45:05 2018 johannesUpdateGeneralAUX beam SRC alignment[Jon, Gautam, Johannes]

Jon spent some time trying to align
the AUX beam to the SRC today, I got to the
  
  13978   Mon Jun 18 10:34:45 2018 johannesUpdateComputer Scripts / Programsrunning comsol job on optimusI'm running a comsol job on optimus
in a tmux session named cryocavs. Should
be done in less than 24 hours, judging by
  
  13982   Mon Jun 18 15:59:17 2018 johannesUpdatePSLOptics on AS table


Quote:


  
  13989   Wed Jun 20 00:57:04 2018 johannesUpdateGeneralAUX beam alignment issuesWe did swap a lens as discussed in elog 13968,
but they both had f=100mm specified, the
difference being one was AR-coated for 1064
 as110_rf_30MHz.pdfyend_rf_30MHz.pdf 
  14013   Sun Jun 24 23:13:46 2018 johannesUpdateGeneralAUX beam alignment issuesAt some point we want to change the AUX
injection on the AS table to interfere less
with the normal interferometer path, and
 AS_AUX_SETUP.pdf 
  14170   Mon Aug 20 14:04:53 2018 johannesBureaucracyEquipment loanTwo C30642G PDs removedEDIT: After discussing with Koji
and checking the existing M2ISS PDs I put
the two C30642G back and took two C30665GH
  
  14172   Tue Aug 21 03:09:59 2018 johannesOmnistructureDAQPanels for Acromag DAQ chassisI expanded the previous panels to 6U height
for the new DAQ chassis we're buying
for the upgrade. I figure it's best if
 auxdaq_40m_6U_front.pdfauxdaq_40m_6U_rear.pdfauxdaq_40m_6U_BNC.pdf 
  245   Thu Jan 17 15:11:13 2008 josephbUpdateCamerasWorking on Malfalda1) I can statically compile the ListCamera
code (which basically just goes out and finds
what cameras are connected to the network)
  
  266   Fri Jan 25 11:38:16 2008 josephbConfigurationCamerasWorking GiGE video on Linux - sort of1)I have been able to compile the SampleViewer
program which can stream the video from the
Prosilica 750C camera.  This was accomplished
 snap.tiff 
  267   Fri Jan 25 13:36:13 2008 josephbConfigurationCamerasWorking GiGE video on MafaldaFinally got the GiGE camera sample viewer
video running on Mafalda by updating to the
latest API (version 1.16 from Dec 16, 2007)
  
  289   Thu Jan 31 16:53:41 2008 josephbConfigurationCamerasImproving camera user interfaceThere's a new and improved version of Snap
program at the moment people are free to
play with.
 Camera_exp_15000.tiffCamera_exp_3000.tiff 
  292   Fri Feb 1 15:04:54 2008 josephbConfigurationCamerasSnap with looping functionality availableNew GiGE camera code is available in /cvs/cds/caltech/target/Prosilica/40mCode/.
 Currently only runs on Mafalda.
  
  297   Tue Feb 5 15:32:29 2008 josephbConfigurationCamerasPMC and the GigE CameraThe PMC transmission video camera has been
removed and replaced with the GigE GC750
camera for the moment.
 pmc_trans.jpg 
  300   Wed Feb 6 16:50:47 2008 josephbConfigurationCamerasRegions of Interest and max frame rateThe Snap code has once again been modified
such that setting the -l option to 0 will
take images as fast as possible.  Also, the
  
  345   Thu Feb 28 16:19:37 2008 josephbConfigurationComputersMafalda rewired and multiple cameras running1) Mafalda is now connected via an orange
Cat5E ethernet cord to the gigabit ethernet
switch in rack in the office space.    It
  
  378   Fri Mar 14 12:06:29 2008 josephbConfigurationCamerasGC750 looking at ETMX while lockedThe GC750 (CMOS) is currently looking at the
front of ETMX.  Unfortunately, its being
routed through a 10Mbit connection (which
 ETMX_zoom_exp_10000_750.tiff 
  379   Fri Mar 14 14:59:51 2008 josephbConfigurationCamerasComparison between GC650 (CCD) and GC750 (CMOS) looking at ETMXAttached are images taken of ETMX while locked.

The first two are 300,000 microsecond exposure
 ETMX_z2_exp_300000_650.tiffETMX_z2_exp_300000_750.tiffETMX_z2_exp_30000_650.tiffETMX_z2_exp_30000_750.tiff 
  434   Tue Apr 22 08:34:22 2008 josephbConfigurationCamerasCurrent Network DiagramThe attached network diagram has also been
added to the 40m Wiki at http://lhocds.ligo-wa.caltech.edu:8000/40m/Image_Processing_with_GigE_Cameras
 Network.pdf 
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