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ID Date Authordown Type Category Subject Text Attachments
  5426   Thu Sep 15 21:56:01 2011 MirkoUpdateCDSc1oaf check, possible shmem problemAfter Jamie installed the c1oaf model (
entry 5424 ) I went and checked the intermodel
communication.
 c1lsc_to_c1oaf_via_shmem.pngc1oaf_to_c1lsc_via_shmem_fixed_sine_inj_at_100Hz.pngc1oaf_to_c1lsc_via_shmem_white_noise_inj.pngc1pem_to_c1oaf_via_rfm.pngc1lsc_to_c1oaf_via_shmem.png 
  5462   Mon Sep 19 15:44:32 2011 MirkoUpdateLSCRF modulation depth measurementEarlier measurements of the modulation
index were less than optimal because we had
too low transmission through the cavity.
 P9190138.JPG 
  5519   Thu Sep 22 15:53:37 2011 MirkoUpdateLSCRF modulation depth measurement againToyed around with the modematching some
more today.
The outermost glass elements of the
 DSC_3478.JPGDSC_3481.JPGDSC_3480.JPG 
  5530   Fri Sep 23 16:56:07 2011 MirkoUpdateLSCDesired MC modulation frequency measurement, tuning of modulation frequency[ Mirko, Koji, Suresh ]
Looked into the modulation frequency
that should pass the input MC. With a locked
  
  5567   Wed Sep 28 18:39:50 2011 MirkoUpdatePEMBLRM seismic channels in c1pem[Mirko,Jenne]
Created 5-band BLRMS for seismometer
data (Gur1, Gur2 and STS1 each in x,y,z respectively)
  
  5568   Wed Sep 28 21:23:23 2011 MirkoUpdateComputersISCY FE network card / cable not ok[Mirko,Jenne]
We discovered that the left network
cable is not rigidly connected to the back
  
  5569   Wed Sep 28 21:28:34 2011 MirkoUpdateComputersTorturing control computers. Fine again now[Mirko, Jenne]
We tried to run an extended version
of Matt's LMS adaptive filter c-code. We
  
  5577   Thu Sep 29 20:37:12 2011 MirkoUpdateComputersNew c1oaf c-code: Breaking in new way[Mirko, Jenne]
Programmed a new implementation of
the LMS in C. Compiles fine in gcc. The full
 ADAPT_XFCODE11-09-29---20-12.c 
  5611   Tue Oct 4 10:35:08 2011 MirkoUpdateCDSc1lsc and c1sus running again[Alex, Mirko]
Alex fixed the computers this morning.
It was in fact a dolphin problem:
  
  5642   Mon Oct 10 12:14:00 2011 MirkoUpdateComputer Scripts / ProgramsIMC simulations[Mirko, Kiwamu]
I tried to answer two questions regarding
the IMC:
 opticke_xaxis.pngDC_power.pngDC_power_B.pngIMC_simulation.zip 
  5663   Thu Oct 13 21:44:48 2011 MirkoUpdateCDSSeismic BLRMS channels, new RMS calculation[Rana, Koji, Mirko]

We looked into the CDS RMS block c-code
 New_RMS_vs_old_RMS.pngOriginal_RMS_LP_slower_than_0.1Hz.png 
  5676   Mon Oct 17 10:43:14 2011 MirkoUpdateCDSCommited changes to c1rfmI want to make changes to c1rfm. Found
uncommited changes to it from Sept 27. Since
we recompiled it since then it should be
  
  5677   Mon Oct 17 11:06:31 2011 MirkoUpdateCDSPiping data from c1lsc to c1oafChanged, recompiled, installed and restarted
c1rfm and c1oaf to get the MC1-3 Pitch and
Yaw data into the c1oaf model.
  
  5679   Mon Oct 17 14:26:22 2011 MirkoUpdateCDSSeismic BLRMS channels, new RMS calculation


   
        
            
  
  5695   Wed Oct 19 12:06:26 2011 MirkoUpdateCDSIncluded the MC servo channel in CDS[Jamie, Mirko]
Included the 'Servo' output from
the D040180 in c1ioo, which I hoped would
 MC_F_versus_MC_SERVO.pngCoh_MC_F_MC_SERVO.png 
  5700   Wed Oct 19 15:48:20 2011 MirkoUpdatePEMMoved the STS1 from x-arm end to vortex[Jenne, Mirko]

We moved our one STS1 from the x-arm
 19102011061.jpg 
  5727   Fri Oct 21 18:20:54 2011 MirkoUpdateCDSFirst OAF version running[Jenne, Jamie, Mirko]
We got the first version of the oaf
code based on Matt"s code running!!
  
  5730   Mon Oct 24 19:48:16 2011 MirkoUpdateAdaptive FilteringFilter execution timeToyed around some more with the adaptive
filters.
Execution time:
nTaps   
  
  5731   Mon Oct 24 20:00:21 2011 MirkoUpdateCDSTiny little scriptsLocated in /opt/rtcds/caltech/c1/userapps/release/cds/common/scripts
Script 1: Diagreset.sh
Hits the diag reset buttons on the
  
  5738   Tue Oct 25 20:04:40 2011 MirkoUpdateAdaptive FilteringAdaptive filter witness and EP SNRWe currently have the code running for
all DOFs using all witness channels. By default
nothing is applied. C-Code parameters can
 MC-F_SNR_to_Dark_noise.pngCoherence.png 
  5758   Fri Oct 28 15:45:52 2011 MirkoUpdateComputersNifty screen generator

    
        
  
  5763   Sat Oct 29 22:57:03 2011 MirkoUpdateLSCAM modulation due to non-optimal SB frequency[Kiwamu, Mirko]
Non-optimal 11MHz SB frequency causes
PM to be transformed into AM.
 IMC.pdf 
  5774   Tue Nov 1 13:41:38 2011 MirkoUpdateLSCAM modulation due to non-optimal SB frequency


   
        
            
 IMC.pdf 
  5811   Fri Nov 4 15:24:13 2011 MirkoUpdateAdaptive FilteringAdaptive FF on the MC doesn't make sense[Den, Jenne, Mirko]
 DSC_3585.JPG 
  5841   Tue Nov 8 17:48:21 2011 MirkoUpdateCDSDolphin weirdnessHad since yesterday evening some trouble
with getting a channel from rfm on c1sus
to oaf on c1lsc via dolphin. Several restarts
 Dolphn_TF.png 
  5842   Tue Nov 8 18:06:43 2011 MirkoUpdateAdaptive FilteringNoise injections to MC1-3 PIT & YAWWith fancy analysis tools approaching usability
I looked some more into noise projections
from PIT,YAW motion of the MC mirrors to
 7x 
  5843   Tue Nov 8 19:08:21 2011 MirkoHowToComputersNew DV[quote]To use the new ligoDV (previously GEO
DV) to look at 40m data, open up a matlab,
set up for mDV as usual,
  
  5847   Wed Nov 9 13:44:04 2011 MirkoUpdateComputersNDS1 missing channels in matlabThe Matlab NDS1 access seems to only work
for some channels. With other  channels it
just hangs 'Busy' and does nothing. 
  
  5856   Wed Nov 9 20:35:58 2011 MirkoUpdateAdaptive FilteringSeismic noise injection into the MCVery elaborated measurement ;-)
On 11-11-08:
18:40 Stomp near STS1 for 2mins
 8x 
  5858   Wed Nov 9 21:32:38 2011 MirkoUpdateAdaptive FilteringPut accelerometers 4-6 on top of MC2 tankPut the accelerometers on top of MC2. Orientated
as the arms,GUR1 and STS1:
 09112011069.jpgCoherence_quiet_time.pngCoherence_quiet_time.fig 
  5863   Thu Nov 10 16:26:46 2011 MirkoUpdateComputersFirefox kills elogHad to restart the elog many times. For
some reason firefox 8 on Win 7 kills the
elog pretty consistently when trying to make
  
  5864   Thu Nov 10 16:44:54 2011 MirkoUpdateAdaptive FilteringLooking into MC_F & PSL misalignment [Den, Mirko]
While doing the things below we accidentally
misaligned the PSL laser. Thanks to Suresh
 10112011076.jpg10112011073.jpg 
  5867   Thu Nov 10 22:00:38 2011 MirkoUpdateAdaptive FilteringLooking into MC_F & PSL misalignment


   
        
            
 6x 
  5879   Sat Nov 12 02:00:36 2011 MirkoUpdateAdaptive FilteringMC-F and other signalsRegarding http://nodus.ligo.caltech.edu:8080/40m/5867
and http://nodus.ligo.caltech.edu:8080/40m/5869
:
 Compare_signals_at_all_places.pngOAF-MCL-Delay-9Nov2011.pdfCompare_signals_at_all_places.figChannels_attached_to_the_PEM_ADC.pngChannels_attached_to_the_PEM_ADC.fig 
  5900   Tue Nov 15 22:31:39 2011 MirkoUpdateAdaptive FilteringTowards wiener filtering and improved OAFing
[Jenne, Mirko]
1. We should help the OAF by compensating
 7x 
  5901   Tue Nov 15 23:44:44 2011 MirkoUpdateCDSC1:LSC & C1:SUS restartedEarlier this evening C1:LSC died then I
hit the DAQ reload after adding an OAF channel
to be recorded. No change to any model. Had
  
  5915   Wed Nov 16 17:40:48 2011 MirkoUpdateIOOMC unlocked and misaligned.MC fell out of lock and was then quite
badly misaligned. Mostly in pitch. I realigned
it and it locked ok.
  
  5949   Fri Nov 18 15:45:11 2011 MirkoUpdateIOOMode cleaner noise projection[Rana, Den, Mirko]
Updated the MC noise projection to
include the longitudinal motion of the MC
 WholeMCNoiseProjection.pngWholeMCNoiseProjection.fig 
  5952   Fri Nov 18 19:57:19 2011 MirkoUpdateIOOMode cleaner noise projection 
Some more info on this:
 
 MC_ELP.pngWithAndWithoutHPs.pdfSeismCoh.pdf 
  5960   Sat Nov 19 12:57:55 2011 MirkoUpdateIOOMode cleaner noise projection


   
        
            
 CouplingMClengthsToMCF.pdfNpModeCleaner.pdf 
  5961   Sat Nov 19 15:58:04 2011 MirkoUpdateIOOSome more looks into OSEM noise[Den, Mirko]
We looked some more into the the
OSEM signals and their coherence to the seismometer
 8x 
  5969   Mon Nov 21 15:47:58 2011 MirkoUpdateIOOOsem loop shape[Jenne, Mirko]
To
reiterate: We changed the OSEM loop shape
 OsemFilterShape.pdf 
  5971   Mon Nov 21 17:07:34 2011 MirkoUpdateCDSc1pem model deadFor some reason C1PEM doesn't seem to work
anymore after a recompilation. It did recompile
fine. We just changed some channel / subsystem
  
  5973   Mon Nov 21 22:51:55 2011 MirkoUpdateCDSc1pem model dead


   
        
            
  
  5981   Tue Nov 22 20:45:21 2011 MirkoUpdateIOOMeasurement of the actuator matrixTried measuring the actuator matrix for
MC1.
With the watchdogs tripped I cut
  
  5986   Wed Nov 23 02:34:28 2011 MirkoUpdatePEMSeismic spectrum & StriptoolThe Striptool for the BLRMS seismic channels
is running now. Channels are ( still ) recorded
as slow EPICS channels.
 SeismicSpectrum.pdf 
  6004   Thu Nov 24 20:22:42 2011 MirkoUpdateIOOF2A filter for MCI calculated the F2A filters for the input
mode cleaner optics as described in T010140-01-D
eq (4). On Ranas recommendation I added an
 UpperCoils.pdfLowerCoils.pdf 
  6005   Fri Nov 25 12:46:13 2011 MirkoUpdateWienerFilteringWiener filtering tryoutTried the wiener filter with the TF from
p.5900
Tried it out with the TFs from p.5900:
 WienerFiltering.pdf 
  6011   Fri Nov 25 22:11:12 2011 MirkoUpdateCDSBeware of fancy filter modules[Rana, Den, Mirko]
It seems you can shoot yourself in
the foot if your filter modules are too complex.
 ChebyTST3.pngCheby.pngCoherenceCheby.pdfChebyAt16kHzBlackand2kHzRed.png 
  6012   Fri Nov 25 23:25:24 2011 MirkoUpdateIOOF2A filter for MC


   
        
            
 F2aForMCcomparedToBS.pdf 
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