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ID Date Author Type Category Subjectdown Text Attachments
  1159   Mon Nov 24 16:43:34 2008 ranaConfigurationComputersAlex and Jay took away some computers from the racksI was over at Wilson house and saw Jay and
Alex bring in 3 rackmount computers. One
was a Sun 4600 and
  
  4758   Sat May 21 17:02:38 2011 KojiUpdateElectronicsAlberto's 11MHz was modified to POP55MHz- Resonant at 55MHz. The transimpedance
is 258Ohm. That is about half of REFL55 (don't
know why).
 POP55_schematic_110520_KA.pdfPOP55_transimpedance.pdf 
  15634   Mon Oct 19 15:40:02 2020 KojiUpdatePEMAlaska EQ M7.5Alaska M7.5 20:54UTC https://earthquake.usgs.gov/earthquakes/eventpage/us6000c9hg/executive

I looked at the suspensions. The
  
  1766   Tue Jul 21 01:11:30 2009 DmassAoGComputersAlarms going offI came into the 40m to sign things out
briefly then swiftly return them, and the
alarms were going off on op540m at 1am.
  
  14863   Fri Sep 6 16:38:24 2019 aaronUpdateALARMAlarm noise from smart-ups machine under workstation?There was an alarm sound from the Smart-UPS
2200 sitting under the workstation. I see
that the 'replace battery' light
  
  14864   Fri Sep 6 18:08:29 2019 ranaUpdateComputersAlarm noise from smart-ups machine under workstation?please no one touch
the UPS: last time it destroyed ROSSA.
Please ask Chub to order the replacement
  
  644   Tue Jul 8 00:14:28 2008 JohnSummaryComputersAlarm handlerRob thought it would be nice to have some
alarms on the cpu loads and FE syncs.
I added all these channels to the alarm handler
  
  571   Thu Jun 26 01:10:18 2008 ranaUpdatePEMAlarm Handler indicates that dust level is high[I]In its first useful act[/I], the Alarm
Handler started beeping indicating that the
[COLOR=purple]dust particle
 Untitled.png 
  570   Thu Jun 26 01:08:22 2008 ranaConfigurationGeneralAlarm Handler RevivedI have revived the Alarm Handler by turning
it on on op540m and adjusting the levels
of
 b.gif 
  578   Thu Jun 26 20:59:22 2008 ranaUpdateComputer Scripts / ProgramsAlarm Handler[COLOR=red][SIZE=5][B]Please do not turn off
the Alarm Handler on op540m.[/B][/SIZE][/COLOR]
  
  12411   Mon Aug 15 18:28:15 2016 gautamUpdateSUSAir-bake preparationI
assume that we are prepared to live with
the pitch bias situation of ETMY
 IMG_6816.JPG 
  12422   Thu Aug 18 14:14:20 2016 gautamUpdateSUSAir-bake of towers - finishedI took the two cages, wires and wire clamps
out this morning, back into the cleanroom
after their 12 hour 70C bake. 
  
  12420   Wed Aug 17 23:00:57 2016 gautamUpdateSUSAir-bake of towersI just put in the following into the air
bake oven for a 12 hour, 70C bake:


ETMX and ETMY cages (with
 IMG_3006.JPG 
  12416   Wed Aug 17 08:47:43 2016 ericqUpdateSUSAir-bake finishedI turned off the air bake oven at 8:45AM.
I'll leave the optics alone for a bit
while it cools.
  
  12415   Tue Aug 16 21:54:27 2016 gautamUpdateSUSAir-bake - IN PROGRESSI
put in both ETMX and ETMY into the air-bake
oven at approximately 8.45pm tonight.
 IMG_3005.JPG 
  11928   Tue Jan 12 08:40:06 2016 SteveUpdatePEMAir cond maintenanceAir condition maintenance is happening.
It should be done by 10am
  
  14572   Thu Apr 25 10:13:15 2019 ChubUpdateGeneralAir Handler Out of CommissionThe air handler on the roof of the 40M
that supplies the electronics shop and computer
room is out of operation until next week. 
  
  16898   Tue Jun 7 19:13:12 2022 yutaUpdateSUSAgreement on suspension damping loop polarity conventionsAnchal, Paco and I agreed to follow
the polarity conventions below for suspension
damping loops.
 NoteBeforeChanges.JPG 
  15681   Wed Nov 18 17:51:50 2020 gautamUpdateVACAgilent pressure gauge controller deliveredIt is stored along with the cables that
arrived a few weeks ago, awaiting the gauges
which are now expected next week sometime.
  
  14322   Tue Nov 27 17:06:51 2018 SteveConfigurationVACAgilent 84FS turbo installed as TP2Chub & Steve,   
  138   Thu Nov 29 10:36:47 2007 albertoConfigurationComputer Scripts / ProgramsAgilent 82357B GPIB to USB Interface Installation ProcedeureTo run the Agilent Automation-Ready CD provided
with the interface is only the first step
of the installation. Apparently there should
  
  5343   Tue Sep 6 11:27:19 2011 JenneUpdateGeneralAfternoon pre-pumpdown todo listThese are
the things that I can think of that we need
  
  5977   Tue Nov 22 14:39:50 2011 JenneUpdateelogAfternoon elog restartGave the elog its afternoon / tea-time
reboot, since it was hanging yet again.
  
  811   Thu Aug 7 17:32:23 2008 JenneUpdateSUSAfternoon PRM activitiesRana, Jenne, Yoichi, Dmass

After Yoichi confirmed this morning that
  
  4580   Thu Apr 28 10:53:50 2011 josephbUpdateCDSAdventures in Hyper-threadingWhat was done:
1) Turn off MC1,
MC2, MC3, BS, ITMX, ITMY, PRM, SRM watchdogs.
2) Turn c1sus computer off (sudo
  
  7901   Tue Jan 15 19:26:35 2013 jamieUpdateAlignmentAdjustment of active TTs and input alignment[Jamie, Manasa, Jenne]
We started by verifying that the
tip-tilts were getting the correct signals
  
  7902   Tue Jan 15 20:00:42 2013 ManasaUpdateAlignmentAdjustment of active TTs and input alignment 
Just for reference! The changes made
to the TT matrix in order to fix the polarity
  
  5288   Tue Aug 23 14:49:14 2011 jamie, jenne, kiwamu, suresh, keikoUpdateSUSAdjustment of ETMY, issue with ITMY whiteningBefore lunch we took a closer look at two
of the suspensions that were most problematic:
ITMY and ETMY.  Over lunch we took new
 ITMY.pngETMY.png 
  6409   Wed Mar 14 03:34:44 2012 kiwamuUpdateSUSAdjustment of BS suspension output matrix : coupling from SIDE to POS[Rana / Kiwamu]
 We put some elements in the
 Untitled.png 
  9430   Wed Nov 27 18:31:26 2013 KojiSummaryLSCAdittion of the ALS error signals to the LSC input matrixThe
Phase tracker outputs (= ALS X/Y error signals)
are now conveyed to the LSC model.
  
  4271   Thu Feb 10 14:52:36 2011 AidanHowToComputersAdding filenames in MATLAB plotsThe following code is incredibly useful
when creating  MATLAB plots as it adds
the filename of the script to the plot itself.
  
  14074   Mon Jul 16 18:12:00 2018 KojiUpdateVACAdding a manual gate valve between TP1 and V1/VM2[Steve Koji]

We are in the process of adding
a manual gate valve between TP1 (Osaka Maglev)
 P_20180716_155413.jpgP_20180716_155645.jpgP_20180716_155738.jpgP_20180716_162307.jpgP_20180716_172000.jpg 
  10130   Sat Jul 5 04:18:45 2014 AndresUpdate40m Xend Table upgradeAdding Two Lenses After the Second Steering Mirror in Order Two Increase the Gouy Phase Difference Between the Sterring MirrorsI had been working on the Xend table optical
layout update. Since the two steering mirrors
in the Xend green are too close to each,
 7x 
  16802   Fri Apr 22 07:01:58 2022 JcUpdateCoil DriversAdding Resistors and Reinstalling[Koji, JC]

Coil Drivers LO2, SR2, AS4, and
AS1 have been updated a reinstalled into
 8x 
  17169   Mon Oct 3 08:35:59 2022 TegaUpdateIMCAdding IMC channels to frames for NN test[Rana]

For the upcoming NN test on the
IMC, we need to add some more channels to
 Screen_Shot_2022-09-30_at_9.52.39_AM.png 
  4243   Thu Feb 3 04:43:58 2011 SureshUpdateElectronicsAdded two new DAQ channels[Suresh, Joe]
We added the following two new DAQ
channels into the c1:GCV model.  The
  
  16270   Thu Aug 5 14:59:31 2021 AnchalUpdateGeneralAdded temperature sensors at Yend and Vertex tooI've added the other two temperature
sensor modules on Y end (on 1Y4, IP: 192.168.113.241)
and in the vertex on (1X2, IP: 192.168.113.242).
  
  16319   Mon Sep 13 04:12:01 2021 TegaUpdateGeneralAdded temperature sensors at Yend and Vertex tooI finally got the modbus part working on
chiara, so we can now view the temperature
data on any machine on the martian network,
 Screen_Shot_2021-09-13_at_4.16.22_AM.png 
  16330   Tue Sep 14 17:22:21 2021 AnchalUpdateCDSAdded temp sensor channels to DAQ list[Tega, Paco, Anchal]

We attempted to reboot fb1 daqd
today to get the new temperature sensor channels
  
  15275   Fri Mar 13 14:28:39 2020 gautamUpdatePSLAdded tees to PMC Trans and REFLI want to monitor the PMC TRANS and
REFL levels on the PSL table - previously
there were some cables going to the oscilloscope
  
  2477   Tue Jan 5 10:26:32 2010 Alberto, SteveOmnistructureEnvironmentAdded new wall cable-rackswe hung two new WALL cable racks.
One is on the pillar next to the Sp table,
the other is next to the PSL computer rack.
 DSC_1068-1.JPGDSC_1070-1.JPG 
  2478   Tue Jan 5 11:00:04 2010 ranaOmnistructureEnvironmentAdded new wall cable-racks


   
        
            
  
  6869   Mon Jun 25 15:19:07 2012 YaakovUpdatePEMAdded microphone channels, moved accelorometer channelsJenne and I renamed the mic channels Den
created (elog
6664) to MIC_1, MIC_2, etc from the original
 channels.png 
  16269   Wed Aug 4 18:19:26 2021 pacoUpdateGeneralAdded infrasensing temperature unit to martian network[ian, anchal, paco]

We hooked up the infrasensing unit
to power and changed its default IP address
  
  4396   Thu Mar 10 13:44:56 2011 josephbUpdateCDSAdded digitization noise to the c1spy model for simulated ADCs/DACsTo simulate digitization noise, the easiest
way I found was to use the MathFunction block,
found in the CDS_PARTS model, under simLinkParts. 
  
  7521   Wed Oct 10 19:22:03 2012 jamieUpdateIOOAdded control for input tip-tilts to c1assI have added some control logic and appropriate
output DAC channels for the input tip-tilts
(TT1 and TT2) to the c1ass model.
 2012-10-10-185707_566x330_scrot.png2012-10-10-191013_470x277_scrot.png 
  3226   Thu Jul 15 11:58:50 2010 josephbUpdateComputersAdded channel to ADCU_PEM (C0DCU1)I modified the C1ADCU_PEM.ini file in /cvs/cds/caltech/chans/daq/
(after making a backup), and added a temporary
channel called C1:PEM-TEMP_9, the 9 corresponding
  
  4460   Wed Mar 30 16:32:29 2011 AidanConfigurationComputer Scripts / ProgramsAdded a sitemap aliasI added an alias to the sitemap MEDM screen
in /cvs/cds/caltech/target/cshrc.40m
Now you can enjoy launching sitemap
  
  4463   Wed Mar 30 18:50:57 2011 KojiConfigurationComputer Scripts / ProgramsAdded a sitemap aliasI thought that "m40m" was the
traditional alias for the sitemap...
rossa:~>alias
  
  3178   Thu Jul 8 15:19:27 2010 josephb, kojiConfigurationComputersAdded Zonet camera to IP table on linux1We gave the Zonet camera the IP 192.168.113.26
and the name Zonet1.
We did this by modifying the /var/named/chroot/var/named/113.168.192.in-addr.arpa.zone
  
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