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ID Date Author Typeup Category Subject Text Attachments
  8576   Tue May 14 21:03:15 2013 AnnalisaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : progress 
GREEN 
The new lenses arrived, and I put
  
  8579   Wed May 15 15:33:49 2013 SteveUpdateGeneralOn-Track QPD I tested On-Track (from LLO) OT
301  amp with PSM2-10 qpd. It was
responding. Jenne will calibrate it. 
  
  8582   Wed May 15 17:48:25 2013 JamieUpdateCDSmisc problems noticed in modelsI noticed a couple potential issues in
some of the models while I was investigating
the ADC/DAC situation:
  
  8584   Wed May 15 21:27:39 2013 AnnalisaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : progress 
GREEN
I still have problems in maximizing
  
  8586   Wed May 15 23:38:04 2013 ranaUpdateelogcategories trimmedI deleted a bunch of useless categories
from the 40m elogd.cfg file. IF you find
your category has been deleted, you can now
  
  8588   Thu May 16 02:34:38 2013 ranaUpdateComputer Scripts / ProgramsAutoRUN GUI resurrectedWe talked about the thing that watches
the scripts for autolocking during the meeting
today.
 Autorun.png 
  8589   Thu May 16 04:46:37 2013 JenneUpdateLSCKiwamu's sensing matrix measurement script revivedKiwamu had an old set of scripts for
measuring
the sensing matrices, but they were
  
  8590   Thu May 16 08:32:05 2013 SteveUpdate40m upgradingETMY op table disabled 
All ETMY optical table electronics-
lasers-pds turned off, disconnected in order
 linguaa.jpg 
  8593   Thu May 16 23:48:39 2013 JenneUpdateLSCKiwamu's sensing matrix measurement script revivedKoji locked the PRMI for me, and I took
some data.  I haven't finished figuring
out what to do with it / writing a processing
  
  8594   Fri May 17 00:32:32 2013 AnnalisaUpdate40m upgradingETMY - progress[Rana, Annalisa] 
 GREEN
 IMG_0536.JPG 
  8595   Fri May 17 15:38:51 2013 SteveUpdate40m upgradingETMY enclosure is on the way back 
 It  will arrive around 10 am Monday morning.
  
  8596   Fri May 17 16:06:14 2013 ranaUpdate40m upgradingETMY op table disabled 
 TODO:

    We need to replace all
  
  8597   Fri May 17 18:24:04 2013 AnnalisaUpdate40m upgradingETMY - progressI aligned the green beam into the Faraday.
I needed an HWP to have the right polarization
for the light entering the Faraday itself.
  
  8600   Mon May 20 17:49:36 2013 JenneUpdateLSCPRMI sensing matrix - not high quality dataJust so we have some numbers, I did a by-hand
analysis of the PRMI sensing matrix numbers
I posted here in the elog the other day. 
 PRMIsensMatQuickAnalysis.m.gz 
  8601   Mon May 20 18:47:47 2013 KojiUpdateLSCPRMI sensing matrix - not high quality dataFor now forget about the demodulation phase
and assume all of the ports are independent.
  
  8602   Mon May 20 18:50:22 2013 JenneUpdateLSCKiwamu's sensing matrix measurement script revivedSo that I don't have to do loop compensation
every time I measure a sensing matrix, I
have put (back) in notches into FM10 of all
  
  8603   Tue May 21 14:48:08 2013 JenneUpdateLSCPRMI sensing matrix - not high quality dataThe PRMI sensing matrix, as measured last
Thursday, in a more readable format:
EDIT: DON'T Look at this
  
  8604   Tue May 21 14:50:52 2013 Max HortonUpdate Importing New CodeThere was an issue with running the new
summary pages, because laldetchar was not
included (the website I used for instructions
  
  8605   Tue May 21 16:23:06 2013 ManasaUpdateGeneral40MARS wireless network problem RETURNS

    

       
            
  
  8606   Tue May 21 17:03:45 2013 SteveUpdateendtable upgradeenclosure tops are sealed

    

       
            
 ETMYoptable.jpgsurgtubclamps.jpgquickrelease.jpgreinforcbridge.jpg 
  8607   Tue May 21 18:18:23 2013 ManasaUpdateGreen LockingXend Green alignedX arm aligned to green.
Aligned the X arm to IR. 
Used steering mirrors to align the
  
  8608   Tue May 21 18:18:28 2013 JamieUpdateComputer Scripts / ProgramsnetGPIB stuff update/modernized/cleanedup/improvedI did a bunch of cleanup work on the netGPIB
stuff:

    Removed extensions from
  
  8609   Tue May 21 18:22:18 2013 JenneUpdateLSCSensing matrix scripts modified to include actuator calibrationThe PRMI sensing matrix scripts have been
modified to output a sensing matrix which
is calibrated into units of counts/meter.
  
  8610   Tue May 21 23:29:57 2013 ManasaUpdateGreen LockingXend Green alignedX-green and PSL green have been aligned
so that they interfere at the beat PD for
X. 
  
  8611   Wed May 22 00:08:19 2013 KojiUpdateLSCSensing matrix scripts modified to include actuator calibrationIt
was too embarassing to see that the actuation
frequency was set at the violin mode frequency
  
  8617   Wed May 22 15:48:56 2013 JamieUpdateSUSTurn off zero padding in DAC outputsAfter the results of the analysis in the
#8598
thread, I have added the "no_zero_pad=1"
  
  8618   Wed May 22 17:29:34 2013 JenneUpdateASCQPD for POP ASC testedI fiddled around with the QPD that I'll
use to replace Koji's temporary razor blade
yaw sensor for detecting POP beam angular
  
  8619   Wed May 22 18:07:36 2013 JenneUpdateLSCKiwamu's sensing matrix measurement script revived 
 To avoid exciting at the PRM
violin mode frequency, I have changed all
  
  8620   Wed May 22 18:24:19 2013 JenneUpdateSUSViolin mode survey

    

       
            
  
  8621   Wed May 22 20:50:26 2013 JenneUpdateLSCSensing matrix scripts don't calculate correctlyI am trying to re-analyze the data that
Koji took last night.  
I think that my script is just pulling
  
  8622   Thu May 23 00:16:32 2013 AnnalisaUpdate40m upgradingETMY - progress [Annalisa, Koji] 
 GREEN
 TransMonAndOplev.jpg 
  8623   Thu May 23 00:49:13 2013 JenneUpdateLSCLSC filters loaded

    

       
            
  
  8625   Thu May 23 10:20:33 2013 JamieUpdateSUSTurn off zero padding in DAC outputs

    

       
            
  
  8627   Thu May 23 10:48:42 2013 ManasaUpdateIOOMC autolocker and MCWFS enabledSome strong seismic noise (not related
to any earthquakes - watchdogs are all green)
had got the MC unlocked this morning.
  
  8628   Thu May 23 12:02:48 2013 SteveUpdateendtable upgradeETMY - oplev Temporary oplev in place. The spot
on the qpd is still big. My two lens solution
did not work.
 ETMYopl.jpg 
  8630   Thu May 23 14:45:08 2013 JenneUpdateLSCSensing matrix scripts calculations make more sense nowI think I have most of the magnitude issues
figured out now. 
First of all, the lockin outputs
 SensMat_JenneMeas_23May2013.pngSensMat_KojiMeas_23May2013.png 
  8632   Thu May 23 19:09:15 2013 JenneUpdateLSCSensing matrix scripts modified to include actuator calibrationAfter fixing up my calculations in my scripts,
I have calculated the final PRMI sensing
matrix (as measured very close to the violin
 SensMat_21May2013.png 
  8633   Thu May 23 20:39:50 2013 JenneUpdateLSCPRMI sensing matrix measured at 580.1HzI locked the PRMI and remeasured the sensing
matrix, this time at 580Hz.  The excellent
news here is that the matrix looks quite
 SensMat_23May2013.png 
  8634   Thu May 23 20:58:49 2013 JenneUpdatePEMPRM, ITMX optics tripped, restored
M5.7
- 11km WNW of Greenville, California
Time2013-05-23
  
  8635   Thu May 23 21:45:51 2013 JenneUpdateLSCSensing matrix scripts now check for locklossA few more small mods to the sensing matrix
script.  Now the script saves the data
after each measurement, so that in case you
  
  8636   Thu May 23 22:13:12 2013 KojiUpdateLSCPRMI sensing matrix measured at 580.1HzCan you clarify the definition of the phase
"0deg" of your plot?
Is "I" the definition of
  
  8637   Fri May 24 02:12:50 2013 AnnalisaUpdate40m upgradingETMY - Mode Matching for green 
 Mode
Matching calculation for green beam - Yarm
 ModeMatchingGreen.jpgModeMatchingGreenZoom.jpgXYpath.jpg 
  8638   Fri May 24 11:38:00 2013 KojiUpdate40m upgradingETMY - Mode Matching for greenI got confused. Is the mode calculation
in the cavity correct? 
Are you sure the wavelength in the
  
  8639   Fri May 24 12:50:25 2013 AnnalisaUpdate40m upgradingETMY - Mode Matching for green

    

       
            
  
  8640   Fri May 24 13:41:19 2013 JenneUpdateLSCPRMI sensing matrix measured at 580.1Hz"0 degrees" is 0 degrees of demod
phase.  I have now added the PD demod
phases to the plot:
 SensMat_23May2013_withIQ.png 
  8641   Fri May 24 14:01:59 2013 KojiUpdateLSCPRMI sensing matrix measured at 580.1HzIt's hard to believe but is AS55Q really
almost insensitive to MICH?
Well, anyway, now it is the time
  
  8642   Fri May 24 14:40:22 2013 JenneUpdateLSCPRMI sensing matrix: now what?

    

       
            
  
  8643   Fri May 24 14:44:34 2013 JenneUpdateGeneralRossa freezes all the timeI am getting tired of having to restart
Rossa all the time.  She freezes almost
once per day now.  Jamie has looked
  
  8644   Fri May 24 22:18:33 2013 JenneUpdateLSCPRMI sensing matrix: Got it!Okay, I think I am finished with the sensing
matrix scripts!  
I had the syntax for atan2() wrong,
 SensMat_23May2013_withIQ_andCorrectPhases.png 
  8645   Sat May 25 02:03:48 2013 AnnalisaUpdate40m upgradingETMY - Mode Matching for green - new calculation Mode
matching calculation for green - Yarm
I
 ModeMatchingGreenNEW.jpgModeMatchingGreenZoomNEW.jpgXYpathNEW.jpgphoto1.JPGphoto2.JPG 
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