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  40m Log, Page 37 of 344  Not logged in ELOG logo
ID Date Author Typeup Category Subject Text Attachments
  1075   Thu Oct 23 18:45:18 2008 AlbertoOmnistructureComputer Scripts / ProgramsPython code for GPIB devices developed for the Absl length experimentI wrote two Python scripts for my measurement
that can be also used/imitated by others:
sweepfrequency. py and HP8590.py. The first
 HP8590.pysweepfrequency.py 
  1135   Fri Nov 14 17:41:50 2008 JenneOmnistructureElectronicsSweet New Soldering IronThe fancy new Weller Soldering Iron is now
hooked up on the electronics bench.  
 newSolderingIron.JPG 
  1198   Sat Dec 20 23:37:43 2008 robOmnistructureGeneralSaturday Night Fever after presumed power failure
Just came by to pick something up...
  
  1215   Sun Jan 4 13:17:23 2009 AlanOmnistructureComputer Scripts / ProgramsNew 40mWebStatusI have set up some code in /cvs/cds/caltech/scripts/webStatus
along with a cronjob on controls@nodus to
generate a webStatus every half hour, at
  
  1216   Mon Jan 5 11:21:05 2009 AlanOmnistructureComputer Scripts / ProgramsNew 40mWebStatus[quote]
I guess we need some kind of "official" crontab
file for controls@nodus so that we know how/where
  
  1218   Thu Jan 8 20:26:17 2009 robOmnistructureGeneralEarthquake in San BernardinoMagnitude 4.5
Date-Time
  
  1372   Mon Mar 9 10:59:05 2009 AlanOmnistructureComputersssh agent on fb40m restarted for backupAfter the boot-fest, the nightly backup
to Powell-Booth failed, and an automatic
email got sent to me. I restarted the ssh
  
  1392   Thu Mar 12 00:29:39 2009 JenneOmnistructureDMFDMF being whiny again[QUOTE]The seisBLRMS has been running on megatron
via an open terminal ssh'd into there from
allegra with matlab running.[/QUOTE]
  
  1414   Fri Mar 20 15:54:29 2009 steveOmnistructureGeneral480V crane power switch on MEZCES Mezzanine is beeing rebuilt to accommodate
our new neighbor: the 20ft high water slide...&
.jacuzzi
  
  1453   Fri Apr 3 14:52:38 2009 JenneOmnistructurePEMGuralp is finally back!After many, many "it'll be there in
2 weeks" from the Guralp people, our
seismometer is finally back!
  
  1518   Fri Apr 24 16:24:25 2009 robOmnistructureVACPaschenIn response to Steve's elog entry, and
for 40m posterity, I provide the Paschen
Curve.
 paschens.pngpaschenplot.m 
  1564   Fri May 8 10:05:40 2009 AlanOmnistructureComputersRestarted backup since fb40m was rebootedRestarted backup since fb40m was rebooted.   
  1594   Sun May 17 20:50:38 2009 robOmnistructureEnvironmentmag 5.0 earthquake in inglewood2009 May 18  03:39:36 UTC



   Details
  
  1613   Wed May 20 10:43:17 2009 steveOmnistructureEnvironmentaccelerometers sensitivity


   
        
            
 eq5m4.jpg 
  1614   Wed May 20 16:03:52 2009 steveOmnistructureEnvironmentusing OSEMs to look at seismic activityRana suggested using OSEM sensing voltages
as guide lines to look seismic activity.
As you see todays drilling and tumping
 eqOSEM5m4.jpg 
  1722   Wed Jul 8 11:13:36 2009 AlbertoOmnistructureComputerswireless router disconnectedOnce again, this morning I found the wireless
router disconnected from the LAN cable. No
martian WiFi was available.
  
  1731   Fri Jul 10 19:56:23 2009 rana, kojiOmnistructureEnvironmentChanged office tempI have increased the temperature setpoint
in the office area by ~0.75 deg F. Figure
attached. Also a few days ago I increased
 therm.JPG 
  1732   Sun Jul 12 20:05:06 2009 ranaOmnistructureEnvironmentChanged office tempThis is a 7-day minute trend. There's [B]no
obvious effect[/B] in any of the channels
looking back 2 days. 
 Picture_3.png 
  1734   Sun Jul 12 23:14:56 2009 JenneOmnistructureGeneralWeb screenshots aren't being updatedBefore heading back to the 40m to check
on the computer situation, I thought I'd
check the web screenshots page that Kakeru
  
  1738   Mon Jul 13 15:48:05 2009 ranaOmnistructureEnvironmentRemoval of the cold air deflection device for the MOPA chillerAround 2 PM today, I removed the blue flap
which has been deflecting the cold air from
the AC down into the laser chiller.
  
  1740   Mon Jul 13 23:03:14 2009 rob, albertoOmnistructureEnvironmentRemoval of the cold air deflection device for the MOPA chiller[quote]Around 2 PM today, I removed the blue
flap which has been deflecting the cold air
from the AC down into the laser chiller.
  
  1741   Tue Jul 14 00:32:46 2009 rob, albertoOmnistructureEnvironmentRemoval of the cold air deflection device for the MOPA chiller[quote][quote]Around 2 PM today, I removed
the blue flap which has been deflecting the
cold air from the AC down into the laser
  
  1745   Tue Jul 14 17:48:20 2009 JenneOmnistructureEnvironmentRemoval of the cold air deflection device for the MOPA chiller[quote][quote][quote]Around 2 PM today, I
removed the blue flap which has been deflecting
the cold air from the AC down into the laser
 ACeffectonLASER2.png 
  1762   Sun Jul 19 22:38:24 2009 robOmnistructureGeneralWeb screenshots aren't being updated


   
        
            
  
  1780   Wed Jul 22 18:04:14 2009 robOmnistructureComputersweird noise coming from Gigabit switchin the rack next to the printer. 
It sounds like a fan is hitting something.
  
  1854   Fri Aug 7 13:42:12 2009 ajwOmnistructureComputersbackup of frames restoredEver since July 22, the backup script that
runs on fb40m has failed to ssh to ldas-cit.ligo.caltech.edu
  
  1858   Fri Aug 7 16:14:57 2009 robOmnistructureVACUPS failedSteve, Rana, Ben, Jenne, Alberto, Rob
 
UPS in the vacuum rack failed this
  
  1863   Fri Aug 7 18:06:24 2009 robOmnistructureVACopening V1 when PTP1 is brokenWe've had a devil of a time getting V1
to open, due to the Interlock code. 
 
  
  1927   Wed Aug 19 02:17:52 2009 ranaOmnistructureEnvironmentControl Room Workstation desks lowered to human heightThere were no injuries...Now we need to
get some new chairs.
  
  1936   Mon Aug 24 10:43:27 2009 AlbertoOmnistructureComputersRFM Network FailureThis morning I found that all the front
end computers down. A failure of the RFM
network drove all the computers down.
  
  1977   Tue Sep 8 19:36:52 2009 JenneOmnistructureDMFDMF restartedI (think I) restarted DMF.  It's on
Mafalda, running in matlab (not the complied
version which Rana was having trouble with
  
  1979   Tue Sep 8 20:25:03 2009 JenneOmnistructureDMFDMF restarted

    
        
  
  1991   Fri Sep 18 14:25:00 2009 robOmnistructurePSLwater under the laser chillerrob, koji, steve
We noticed some water (about a cup)
on the floor under the NESLAB chiller today. 
  
  1992   Fri Sep 18 16:05:08 2009 JenneOmnistructurePSLwater under the laser chiller

    
        
  
  2015   Mon Sep 28 23:44:18 2009 KojiOmnistructureSAFETYCrappy power outletJenne, Koji
Tonight we found that the wireless
for Martian network was down. 
  
  2059   Tue Oct 6 20:09:50 2009 JenneOmnistructureEnvironmentRF area is clean!I spent part of the afternoon cleaning
up the area next to the Mode Cleaner where
we keep all of our RF stuff:  Attenuators,
 DSC_0894.JPG 
  2060   Tue Oct 6 23:39:54 2009 KojiOmnistructureEnvironmentRF area is clean!Awesome.
I propose that anyone who tries to
do this kind of thoroughgoing cleaning should
  
  2191   Fri Nov 6 09:17:53 2009 steveOmnistructurePEMPSL HEPAs turned onThe PSL enclosure HEPAs turned on at 30%   
  2210   Mon Nov 9 12:09:10 2009 AlbertoOmnistructureEnvironmentBNC Cable Laid Down from South End to East VErtexI laid down the floor a BNC cable from
the Y End table to the BNC Chamber. The cable
runs next to the east wall.
 DSC_0986.JPG 
  2213   Mon Nov 9 13:26:19 2009 AlbertoOmnistructureEnvironmentTidying up BNC cables rack around the labWe have thousands of miles of BNC cables
in the lab but we still don't find one when
we need it. I decided to solve the problem.
 DSC_0987.JPG 
  2214   Mon Nov 9 14:53:47 2009 AlbertoOmnistructureEnvironmentTidying up BNC cables rack around the labThis would be a good trial once you put
the label "BNC only" on
the wall.
  
  2216   Mon Nov 9 15:08:29 2009 KojiOmnistructureEnvironmentTidying up BNC cables rack around the lab


   
        
            
  
  2308   Fri Nov 20 13:54:45 2009 AlbertoOmnistructureEnvironmentNew Paper and Cardboard Recycling Bins Introduced to the 40mThe 40m produces a large amount of paper
and cardboard waste. It would be worth it
if we disposed those kind of garbages for
 DSC_1030.JPGDSC_1031.JPG 
  2408   Mon Dec 14 00:37:28 2009 KojiOmnistructureEnvironmentAnts in the coffee makerI made a short stop at the 40m on Sunday
night and found that hundreds ants are in
  
  2409   Mon Dec 14 11:21:23 2009 steveOmnistructureEnvironmentAnts in the coffee maker 
 We still had some ants visiting
the sink area this morning. These ants seem
  
  2428   Thu Dec 17 17:13:50 2009 AlbertoOmnistructureEnvironmentSTACIS stuffOne of the electronics benches is currently
occupied by the STACIS equipment.
We
need that table If no one is working on the
  
  2443   Tue Dec 22 10:04:41 2009 steveOmnistructurePEMmiracle in the 40mWe have been waiting for this for 20 some
years. Arrowhead water with cooler. AWESOME
THANKS Alan
 h2oo.JPG 
  2445   Tue Dec 22 13:14:37 2009 AlanOmnistructurePEMmiracle in the 40m


   
        
            
  
  2476   Tue Jan 5 09:18:38 2010 AlbertoOmnistructureElectronicsUniversal PDH Box Stored in the RF CabinetFYI: I stored the Universal PDH boxes in
the RF cabiner in the Y arm.
  
  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 
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