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ID Date Author Type Category Subject Text   5731   Mon Oct 24 20:00:21 2011 Mirko Update CDS Tiny little scripts Located 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 Mirko Update Adaptive Filtering Adaptive filter witness and EP SNR We currently have the code running for all DOFs using all witness channels. By default nothing is applied. C-Code parameters can      5758   Fri Oct 28 15:45:52 2011 Mirko Update Computers Nifty screen generator                    5763   Sat Oct 29 22:57:03 2011 Mirko Update LSC AM modulation due to non-optimal SB frequency [Kiwamu, Mirko] Non-optimal 11MHz SB frequency causes PM to be transformed into AM.      5774   Tue Nov 1 13:41:38 2011 Mirko Update LSC AM modulation due to non-optimal SB frequency                                5811   Fri Nov 4 15:24:13 2011 Mirko Update Adaptive Filtering Adaptive FF on the MC doesn't make sense [Den, Jenne, Mirko]      5841   Tue Nov 8 17:48:21 2011 Mirko Update CDS Dolphin weirdness Had since yesterday evening some trouble with getting a channel from rfm on c1sus to oaf on c1lsc via dolphin. Several restarts      5842   Tue Nov 8 18:06:43 2011 Mirko Update Adaptive Filtering Noise injections to MC1-3 PIT & YAW With 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 Mirko HowTo Computers New 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 Mirko Update Computers NDS1 missing channels in matlab The 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 Mirko Update Adaptive Filtering Seismic noise injection into the MC Very elaborated measurement ;-) On 11-11-08: 18:40 Stomp near STS1 for 2mins  8x    5858   Wed Nov 9 21:32:38 2011 Mirko Update Adaptive Filtering Put accelerometers 4-6 on top of MC2 tank Put the accelerometers on top of MC2. Orientated as the arms,GUR1 and STS1:      5863   Thu Nov 10 16:26:46 2011 Mirko Update Computers Firefox kills elog Had 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 Mirko Update Adaptive Filtering Looking into MC_F & PSL misalignment  [Den, Mirko] While doing the things below we accidentally misaligned the PSL laser. Thanks to Suresh      5867   Thu Nov 10 22:00:38 2011 Mirko Update Adaptive Filtering Looking into MC_F & PSL misalignment                            6x    5879   Sat Nov 12 02:00:36 2011 Mirko Update Adaptive Filtering MC-F and other signals Regarding http://nodus.ligo.caltech.edu:8080/40m/5867 and http://nodus.ligo.caltech.edu:8080/40m/5869 :      5900   Tue Nov 15 22:31:39 2011 Mirko Update Adaptive Filtering Towards wiener filtering and improved OAFing [Jenne, Mirko] 1. We should help the OAF by compensating  7x    5901   Tue Nov 15 23:44:44 2011 Mirko Update CDS C1:LSC & C1:SUS restarted Earlier 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 Mirko Update IOO MC 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 Mirko Update IOO Mode cleaner noise projection [Rana, Den, Mirko] Updated the MC noise projection to include the longitudinal motion of the MC      5952   Fri Nov 18 19:57:19 2011 Mirko Update IOO Mode cleaner noise projection   Some more info on this:        5960   Sat Nov 19 12:57:55 2011 Mirko Update IOO Mode cleaner noise projection                                5961   Sat Nov 19 15:58:04 2011 Mirko Update IOO Some 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 Mirko Update IOO Osem loop shape [Jenne, Mirko] To reiterate: We changed the OSEM loop shape      5971   Mon Nov 21 17:07:34 2011 Mirko Update CDS c1pem model dead For 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 Mirko Update CDS c1pem model dead                                5981   Tue Nov 22 20:45:21 2011 Mirko Update IOO Measurement of the actuator matrix Tried measuring the actuator matrix for MC1. With the watchdogs tripped I cut      5986   Wed Nov 23 02:34:28 2011 Mirko Update PEM Seismic spectrum & Striptool The Striptool for the BLRMS seismic channels is running now. Channels are ( still ) recorded as slow EPICS channels.      6004   Thu Nov 24 20:22:42 2011 Mirko Update IOO F2A filter for MC I calculated the F2A filters for the input mode cleaner optics as described in T010140-01-D eq (4). On Ranas recommendation I added an      6005   Fri Nov 25 12:46:13 2011 Mirko Update WienerFiltering Wiener filtering tryout Tried the wiener filter with the TF from p.5900 Tried it out with the TFs from p.5900:      6011   Fri Nov 25 22:11:12 2011 Mirko Update CDS Beware of fancy filter modules [Rana, Den, Mirko] It seems you can shoot yourself in the foot if your filter modules are too complex.      6012   Fri Nov 25 23:25:24 2011 Mirko Update IOO F2A filter for MC                                6013   Sat Nov 26 02:05:43 2011 Mirko Update CDS Beware of fancy filter modules   We replaced the complicated Cheby filter module with three separate filter      6014   Sat Nov 26 02:15:42 2011 Mirko Update SUS Not adaptive, still cool [Rana, Mirko] I tried out the virtual pendulum idea today. The idea is to compensate the      6057   Thu Dec 1 03:27:39 2011 Mirko Update SUS Not adaptive, still cool                                2091   Wed Oct 14 15:48:26 2009 Mott HowTo General Phase Noise measurement I have gotten the hang of the procedure for measuring phase noise on the AOMs.  Koji suggested I right up a short      2117   Mon Oct 19 13:00:53 2009 Mott Update General Phase Noise Measurement Here is the result for the measurement of the phase noise.  We used the marconi function generator and compared it with an      2362   Mon Dec 7 19:02:22 2009 Mott Update General Reflectivity Measurements I have made some measurements of the R value for some coatings we are interested in.  The plots have statistical error      2392   Thu Dec 10 18:27:48 2009 Mott Update General Updated R & T Measurements Attached are updated plots of the T&R Measurements for a variety of mirrors, and diagrams for the setup used to make the measurements.  6x    2474   Mon Jan 4 17:26:01 2010 Mott Update General T & R plots for Y1 and Y1S mirrors The most up-to-date T and R plots for the Y1 and Y1S mirrors, as well as a T measurement for the ETM, can be found on:      2696   Mon Mar 22 22:11:26 2010 Mott Update ABSL PLL reconstructed    It looks like the PLL drifted alot over the weekend, and we couldn't get      2697   Mon Mar 22 23:37:32 2010 Mott Update ABSL PLL reconstructed   We have managed to lock the PLL to reasonable stability. The RF input is attenuated      2703   Tue Mar 23 18:44:46 2010 Mott Update ABSL PLL reconstructed    After realigning and getting the lock today, I tried to add in the SR785      2729   Mon Mar 29 15:26:47 2010 Mott HowTo Computers New script for controlling the AG4395A I just put a script in the /cvs/cds/caltech/scripts/general/netgpibdata/ directory to control the network analyzer called AG4395A_Run.py .   A section      2738   Wed Mar 31 03:45:49 2010 Mott HowTo Computers New script for controlling the AG4395A   I took data for the 2 NPRO PLL using the script I wrote for the AG4395, but it      2746   Thu Apr 1 00:43:33 2010 Mott Update General PZT response for the innolight Kiwamu and I measure the PZT response of the Innolight this evening from 24 kHz to 2MHz.        2748   Thu Apr 1 10:21:58 2010 Mott Update General PZT response for the innolight                                2754   Thu Apr 1 18:05:29 2010 Mott Update General PZT response for the innolight    We realized that we had measured the wrong calibration value; we were using      2756   Thu Apr 1 19:59:32 2010 Mott Update General PZT response for the innolight    We measured the Amplitude Modulation response of the PZTs, to find regions with      2799   Tue Apr 13 19:53:06 2010 Mott Update Green Locking PZT response for the innolight and lightwave    I redid the PZT Phase Modulation measurement out to 5 MHz for both the Innolight  6x

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