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ID Date Author Type Category Subject Text Attachments
  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 
  296   Mon Feb 4 22:01:57 2008 JohnSummaryLSCFibres auxiliary locking - FibersI managed to couple ~75% of the light transmitted
from the y arm, through the fibre, back to
the SP table. I hoped that this would be
  
  295   Sun Feb 3 05:02:41 2008 ranaUpdatePEMSeism 4 day   Screenshot.png 
  294   Sat Feb 2 14:11:27 2008 JohnSummaryComputersOPTLEVmaster screenI changed the layout of the optlev master
screen. The old version is  /cvs/cds/caltech/medm/old/C1ASC_OPTLEVmaster080202.adl
  
  293   Fri Feb 1 17:17:05 2008 JohnSummaryPSLMach-Zender tweakingI helped Rob adjust the alignment of the Mach-Zender
to try and reduce any AM on the laser light.
Our goal was to reduce the large offsets
  
  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.
  
  291   Fri Feb 1 12:37:39 2008 robUpdateDMFseisBLRMS trends
Here are DV trends of the output of seisBLRMS
over the last ~36 hours (which is how long
 seis36hours.pngseis2hours.png 
  290   Fri Feb 1 10:43:05 2008 JohnUpdateEnvironmentConstruction workThe boys next door have some [URL=http://dziban.ligo.caltech.edu:40/40m/?mode=full&reverse=0&reverse=1&npp=20&subtext=hammer]bigger
noisier[/URL] toys.
 DSC_0433.JPG 
  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 
  288   Thu Jan 31 12:39:14 2008 JohnConfigurationGeneralY arm test mass camerasI've adjusted the test mass cameras on the
y arm to make the beam injected through ETMY
more visible.
  
  287   Wed Jan 30 20:39:31 2008 robUpdateDMFseisBLRMS

In order to reduce the probability of [COLOR=red]seisBLRMS[/COLOR]
  
  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 
  285   Wed Jan 30 11:49:30 2008 AlbertoSummaryElectronicsRF monitor's filters final schematics and transfer functionsThese are the final schematics for the 6th
order Chebyshev filters of the RF monitor
board. I'm also attaching the TF as I measured.
 8x 
  284   Tue Jan 29 14:56:39 2008 robUpdateDMFseisBLRMS 1.0
The [COLOR=red]seisBLRMS[/COLOR] 1.0 program
crashed at ~7:20 pm last night, so we didn't
  
  283   Mon Jan 28 19:35:55 2008 ranaSummaryPEMAccelerometer and Seismometer Coherences[FONT=Arial][COLOR=purple]The attached PDF
shows that there is some strange behavior
at low frequencies.[/COLOR][/FONT]
 Acc.pdf 
  282   Mon Jan 28 18:56:47 2008 ranaUpdateDMFseisBLRMS 1.0[B]I made all of the updates I aludded to
before:[/B]
  
  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:
  
  280   Mon Jan 28 15:11:38 2008 robHowToDMFrunning compiled matlab DMF tools
I compiled Rana's seisBLRMS monitor, and
it's now running on mafalda.  To start your
  
  279   Mon Jan 28 12:42:48 2008 DmassBureaucracyTMICoffeeThere is tea in the coffee carafe @ the 40m.
It is sitting as though it were fresh coffee.
There is also nothing on the post it.
  
  278   Sun Jan 27 21:44:48 2008 ranaUpdateCDSSeismic BLRMS on MatlabI wrote a matlab script to produce band limited
RMS trends from our accelerometers. It mimics
the code written
 seisBLRMS.m 
  277   Sun Jan 27 13:13:21 2008 tobinMetaphysicsGeneraldepartureIt's been grand.  Thanks for having me!

GWAVES IN '08!
  
  276   Sat Jan 26 22:00:03 2008 JohnUpdateGeneralLSC-TRY_OUT and ETMY-QPDIn the path from the ETM to the trans PD and
QPD at the Y end I have replaced a BS1-1064-10-2037-45P
with a polariser. The power falling on these
  
  275   Sat Jan 26 18:48:43 2008 JohnSummaryComputersRestart iscepicsiscepics died this afternoon. We restarted
it and restored settings from yesterday.
I've written up instructions in the wiki.
  
  274   Sat Jan 26 18:12:45 2008 ranaHowToComputersextra processes and crashesThere were a load of extra processes on op440m;
they were all related to rogue DV processes
(frameMemRead, framer4, xmgrace, etc.)
  
  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
  
  272   Sat Jan 26 02:08:53 2008 JohnOmnistructureLSCFibresThere is now a fibre running from the SP table
to the ISCT at the Y-end. In the coming days
I will try to mode match the beam from this
  
  271   Sat Jan 26 02:02:43 2008 JohnSummaryGeneralNew ChannelsI added the following channels.

# C1ASC_QPDs
  
  270   Fri Jan 25 21:36:40 2008 ranaUpdateCDSmDV / channel issues[COLOR=orange]Fri Jan 25 21:30:00 2008[/COLOR]

  
  269   Fri Jan 25 17:11:07 2008 Max , AndreyConfigurationGeneralNEW_FETCH_SHOUROV and GET_DATA do not work
The problem which started yesterday after
Andrey's framebuilder restart still persists.
  
  268   Fri Jan 25 15:53:59 2008 AlbertoUpdateElectronics40 dB from the 3rd order ChebyschevI managed to tune the 7 knobs in the 3rd order
Chebyshev bandpass filter obtaining the tranfer
function attached to this entry. We have
 166MhzElog.png 
  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)
  
  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 
  265   Fri Jan 25 10:14:35 2008 robConfigurationSUSChanges to Dataviewer channels (XARM)[quote]
2) [COLOR=red]BAD NEWS.[/COLOR] While "clicking
the appropriate blue button" on the DAQ MEDM
  
  264   Fri Jan 25 09:22:21 2008 steveUpdatePEMburned toast award goes toDYM for  collaborating with the enemy. 

In order to minimize the number of ants visiting
  
  263   Fri Jan 25 08:55:26 2008 robConfigurationGeneralChanges to Dataviewer channels (XARM)
As a general rule,
  
  262   Thu Jan 24 22:52:18 2008 AndreyBureaucracyGeneralAnts around a dirty glass (David - please read!)
Dear coleagues,
  
  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
  
  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.
  
  259   Thu Jan 24 12:50:50 2008 JohnSummaryTreasureSugar NapoleonsSome pictures from the group meeting yesterday.  Sweeties.pdf 
  258   Thu Jan 24 11:52:56 2008 steveUpdatePEMthe mud is cleaned up & MOPA shutter is openedSafety glasses are required again!

I have just opened the mopa shutter.
  
  257   Wed Jan 23 20:52:40 2008 ranaSummaryEnvironmentFlooding from construction areaWe noticed tonight around 7 PM that [B]there
was a lot of brown water in the control room
and also in the interferometer area[/B] mostly
 Shop-Vac_Action.MOVFlooding.pdf 
  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 
  255   Wed Jan 23 11:41:06 2008 steveUpdatePEMsulfur smell in 40mLed - acid car batteries were overcharged
in the machine shop next door
and sulfuric acid smell is coming over to
  
  254   Wed Jan 23 09:27:55 2008 steveUpdate etmy sus damping restoredSeismis event trips etmy  etmysus.jpg 
  253   Tue Jan 22 13:11:03 2008 tobinUpdateASCETMY oplev recenteredThe light wasn't even on the diode.   
  252   Tue Jan 22 02:33:45 2008 robUpdateLSCDRMI work
0) The ETMY oplev needs work/centering
  
  251   Mon Jan 21 23:30:03 2008 AndreyUpdateComputer Scripts / ProgramsMatlab Program for Q-factor measurements (XARM -> ITMX and ETMX)
Finally I overcame difficulties with adapting
Sonia's Matlab programs for XARM (Sonia's
 Example-ITMX_POS_40.png 
  250   Fri Jan 18 20:53:56 2008 tobinConfigurationGeneralETMY oplevI monkeyed around with the ETMY oplev, adding
a folding mirror and moving the HeNe so that
John, Sam, and I have more room for our auxiliary
  
  249   Fri Jan 18 15:31:47 2008 robUpdateLSCThursday's locking
[I]rob, johnnie, andrey[/I]
 DARMnoise080118.png 
  248   Fri Jan 18 11:53:50 2008 AlbertoUpdateElectronicsRF Monitor Band-pass FilterThe response is asymmetric and on the left
side of the peak, we have at least 33dB within
33Mhz, which is enough for all the frequencies.
 Chebyshevb.png 
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