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  40m Log, Page 323 of 341  Not logged in ELOG logo
ID Date Authordown Type Category Subject Text Attachments
  256   Wed Jan 23 12:31:36 2008 AndreySummarySUSDissapointing Results of XARM optimization (PDF-file)
I attach a PDF-file which summarizes briefly
the results of measurements/calculations
 Sad_Results_XARM.pdf 
  260   Thu Jan 24 20:03:40 2008 AndreyConfigurationSUSChanges to Dataviewer channels (XARM)
1) [COLOR=blue]Good news.[/COLOR] I added
a chanel "C1:SUS-ETMX_POS" to Dataviewer.
  
  261   Thu Jan 24 22:10:49 2008 AndreyConfigurationComputer Scripts / ProgramsProblem with channels - help of Rana, Robert or Steve is needed
I definitely spoiled something (changes some
settings) by chaotically clicking those blue
  
  262   Thu Jan 24 22:52:18 2008 AndreyBureaucracyGeneralAnts around a dirty glass (David - please read!)
Dear coleagues,
  
  273   Sat Jan 26 02:34:34 2008 AndreyUpdateComputer Scripts / ProgramsOvernight Measuremts in XARM
I am running the program for measuring RMS
of peaks in XARM tonight. I just started
  
  281   Mon Jan 28 17:16:54 2008 AndreyConfigurationComputersMatlab libraries DO NOT WORK properly sometimes
Working in Matlab, I encountered at two different
times today the license distribution problem:
  
  286   Wed Jan 30 13:09:55 2008 AndreyUpdateSUSNew results for XARM (pdf)
See attachments: pdf-presentation with plots
in "true" axes Q_ETMX and Q_ITMX, and seismic
 New_Results_XARM.pdfAccel-Seismic_10AM.pdf 
  320   Fri Feb 15 22:16:04 2008 AndreyUpdateComputersMATLAB is not working: "Licence checkout failed"
For some unknown to me reason, 
  
  323   Tue Feb 19 15:21:47 2008 AndreyUpdateSUSEarthquake tripped watchdogs in ETMY, ITMY
According to the web-page http://earthquake.usgs.gov/eqcenter/recenteqsus/Quakes/ci14351140.php
,
  
  330   Fri Feb 22 02:51:20 2008 AndreyUpdatePEMAccelerometer ITMX seems to be broken
As people probably know,
 Accelerom-EYMX-Feb22.jpgAccelerom-ITMX-Feb22.jpg 
  336   Fri Feb 22 15:16:33 2008 AndreyUpdatePEMITMX Accelerometer is NOT broken
As I wrote in message 330, there was a bad
signal from ITMX accelerometer. I have found
 Accelerom-ITMX-Feb23.jpgAccelerom-ETMX-Feb23.jpg 
  338   Fri Feb 22 20:42:44 2008 AndreySummaryComputer Scripts / ProgramsIt seems I succeeded in theoretical simulations
I am pretty happy at this moment.
 RMS_peak_08Hz-Theoretical.pngRMS_peak_08Hz-QI-QE.pngRMS_peak_3Hz-Theoretical.pngRMS_peak_broad-interv-Theoretical.png 
  339   Fri Feb 22 21:19:38 2008 AndreyBureaucracyComputer Scripts / ProgramsMDV library does not work at "LINUX 2"
While working on Thursday evening with Matlab
scripts "dttfft2" and "get_data", I noticed
  
  341   Tue Feb 26 20:24:04 2008 AndreySummaryTMISorrowAs for that plot of three-dimensional surface,
I indeed was wrong with the axis "Q_ETMX-Q_ITMX"
(I put there wrong string "Q_ITMX-Q_ETMX").
  
  401   Tue Mar 25 13:21:25 2008 AndreyUpdateComputersc1susvme2 is not behaving itself again    
  404   Wed Mar 26 13:41:53 2008 AndreyHowToSUSModification of ''C1DRIFT_MONITOR''I learned how to modify the drift-monitor
 in MEDM so that values on it change colors
from green to yellow to red depending how
  
  410   Thu Apr 3 18:33:17 2008 AndreySummaryEnvironmentStatus of Weather Station
During the last two days some things related
to weather station have been improved.
  
  412   Thu Apr 3 18:46:04 2008 AndreyConfigurationComputers"Network switch board" and "c1pem1 crate" were touched
While working with the weather station, I
did two things that potentially (with a very
 Computer_Rack.JPG 
  413   Thu Apr 3 19:27:50 2008 AndreySummaryPhotosTour for prospective grad studentsLast Friday (March 28), there was a tour of
40-meter lab for prospective graduate students.
 Rana_Lecturing.pdf 
  414   Fri Apr 4 16:54:06 2008 AndreySummaryEnvironmentWeather station is fully alive
[COLOR=blue]After today's trip to the roof
of our building the weather station seems
 Work_on_the_Roof.pdf 
  420   Wed Apr 16 09:47:35 2008 AndreySummaryPEMWeather Station The weather station is functional again.

The long ethernet Cat5 cable connecting 'WeatherLink'
 Weather-FullData_3hrs.pngWeather_Trend_15hrs.png 
  421   Wed Apr 16 10:20:01 2008 AndreyUpdateComputersRosalba and linux3[quote]There is a new computer in the control
room -- its called [B][COLOR=purple]Rosalba[/COLOR][/B],
in keeping with our naming convention. Its
  
  424   Thu Apr 17 20:17:37 2008 AndreyUpdatePEMTwo issues with our weather station
I encountered two difficulties working with
the "Weather Station".
  
  427   Fri Apr 18 16:48:13 2008 AndreyUpdatePEMRain collector of weather station
Today the rain collector of our weather station
was cleaned. As a result, we checked that
 DSC_0520--before.JPGDSC_0537--after.JPG 
  440   Wed Apr 23 22:39:54 2008 AndreyDAQComputer Scripts / ProgramsProblem with "get_data" and slow PEM channels
It turns out that I cannot read minute trends
for the slow weather channels for more than
  
  444   Thu Apr 24 22:06:47 2008 AndreySummaryComputersEthernet Cables and HubsToday in the morning (between 8.30AM and noon)
Joe and I were working on understanding which
ethernet cables connect "processors controlling
  
  447   Fri Apr 25 11:33:40 2008 AndreyConfigurationComputersComputer controlling vaccum equipment
[COLOR=blue]Old computer[/COLOR] (located
in the south-end end of the interferometer
  
  448   Fri Apr 25 13:20:04 2008 AndreyUpdatePEMMicrophone testIn response to Rana's request, I tested the
microphone (if it is alive or not) by clapping
my hands and speaking aloud nearby.
 Microphone.png 
  452   Sat Apr 26 01:45:38 2008 AndreySummaryPEMWeather Station enhancementTwo more things concerning weather monitoring
have been done during this week.
 Matlab_Weather_Trends.png 
  458   Mon Apr 28 23:44:33 2008 AndreyUpdateComputer Scripts / ProgramsWeather.db
I was trying to figure out how to modify
the file "Weather.db" so that the atm.pressure
  
  460   Tue Apr 29 21:30:49 2008 AndreyUpdatePEMIn the process of renaming channels for Weather Station
I startted renaming channels for the weather
station, and I will continue this tomorrow,
  
  461   Wed Apr 30 20:48:58 2008 AndreySummaryPEMNew Weather Channels
I created the new channels for the weather
station, all letters are capital ones. They
 April30-5hours.png 
  476   Wed May 14 13:14:19 2008 AndreySummaryComputersReflective Memory Network is restored
[COLOR=blue]Reflective Memory Network is
restored, all watchdogs and oplevs are returned
  
  477   Wed May 14 14:05:40 2008 AndreyUpdateComputersComputer Linux-2, MEDM screen "Watchdogs"
Computer "Linux-2", MEDM screen "C1SUS_Watchdogs.adl":
there is no indication for ETMY watchdogs,
  
  483   Fri May 16 17:27:55 2008 AndreyOmnistructureGeneralToilets are broken, do not use them !!!
[COLOR=red][SIZE=4] Both toilets in 40-meter
were constantly flushing, the leaking water
  
  512   Tue Jun 3 02:15:29 2008 AndreySummaryCamerasFitting results
There have been a lot of work going on related
to the processing of images captured by the
 May30-GC650.pdfMay30-GC750.pdfJune02-GC650.pdfJune02-GC750.pdf 
  515   Tue Jun 3 12:33:36 2008 AndreyUpdateCamerasAndrey, Josephb
Continuing our work with cameras,
  
  10101   Wed Jun 25 14:52:22 2014 Andres MedinaUpdateelogPlacing a lens between the steering mirrors and another lens between the second steering mirror and the cavity I was asked to calculate the lenses
that we need in order to obtained a Gouy
phase close to 90 degrees between the two
 SchematicForXendGreenGoingToTheCavity.pdf 
  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 
  10191   Sun Jul 13 17:06:35 2014 AndresUpdate40m Xend Table upgradeXarm Table Upgrade Calculation and Diagrams of possible new table layout Current Mode Matching
and Gouy Phase Between Steering Mirrors
 CurrentOpticalLayout.pngNewSetUp.PNGAlaModeSolutionplots.pngEntireScaleRangeAlaModeSolution.pngNewXarmOptimizationFromFaraday.m 
  10195   Mon Jul 14 16:19:41 2014 AndresUpdate40m Xend Table upgradeTook the measurement for the Mode Matching Nick
and I measured the reflected power of the
green light in locked and unlocked. I'm working
  
  10207   Tue Jul 15 22:23:51 2014 AndresUpdate40m Xend Table upgradeScan the Xarm for the mode matching Nick and I with the help of Jenne
scan the green light when the cavity is unlocked.
Nick placed a Beam dump on the IR so that
  
  10226   Thu Jul 17 02:57:32 2014 AndresUpdate40m Xend Table upgradeFInish Calculation on Current X-arm mode MatchingData and Calculation for the
Xarm Current Mode Matching
 RawDataForTheModeGreenScan.pngResultForModeMatching.pngDataAndCalculationOfModeMismatch.zip 
  10237   Fri Jul 18 16:52:56 2014 AndresUpdate40m Xend Table upgradeFInish Calculation on Current X-arm mode Matching

    

       
            
 OldAndNewSetupPlotsOfDisplacementAndAngleAtTheETM.pngOldSetUpDisplacementAndNewSetup.m.zip 
  10290   Tue Jul 29 20:14:08 2014 AndresUpdate40m Xend Table upgradeXarm Green steering mirror upgrade Xarm Green Steering Mirror Upgrade
Nick
and I did the upgrade for the green steering
mirror today. 
  
  10296   Wed Jul 30 10:16:54 2014 AndresUpdate40m Xend Table upgradeGreen Steering Mirror Upgrade completedGreen Steering Mirror Update
Yesterday,
Nick and I completed the green steering mirrors
upgrade. I attached the file that contained
 XarmUpgrade.pdfdWaistSize_dlensVsdWaistPosition_dlens.pngXarmNewOpticalSetup.PNG 
  10374   Wed Aug 13 10:50:04 2014 AndresUpdateIMCCalculation for the input mode cleaner  Calculation for the input mode
cleaner
I have been working on the
calculation for the input mode cleaner. I
 ModeCleanerSetup0.PNGalaModeModeCleanersolution.png 
  10384   Thu Aug 14 15:10:47 2014 AndresUpdateIMCCalculation for the input mode cleaner

    

       
            
 SolutionForTheModeCleanerSetup00.pngSolutionForTheModeCleanerSetup11.pngPossibleSetupForModeCleaner.PNGalaModeSolution.zip 
  10410   Tue Aug 19 21:40:44 2014 AndresUpdateIMCNew Optical Setup for the IMCIMC
Calculation and Setup
I have been working in the calculation
 11x 
  10427   Fri Aug 22 18:05:02 2014 AndresUpdateIMCUpgrade of the IMC WFSs for the reflection Upgrade of IMC Reflection Optical
Setup
Nick and I upgrade the IMC.
We move both WFSs and placed them facing
 ModeCleanerUpgrade.PNG 
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