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ID Date Author Type Category Subject Text   5461   Mon Sep 19 15:41:48 2011 Jenne Update SUS SUS diag stuff... just so I remember what I'm doing The following optics were kicked: ETMX Mon Sep 19 15:39:44 PDT 2011      5465   Mon Sep 19 16:56:29 2011 Paul Update SUS SRM oplev pitch calibration  Same measurements for SRM pitch (as previously done for yaw in entry 5460) are complete. The QPD is back in the path and      5466   Mon Sep 19 17:45:39 2011 rana Update SUS Some screens fixed                                5467   Mon Sep 19 18:05:27 2011 rana Update SUS Summary screen                                5468   Mon Sep 19 20:56:36 2011 Paul Summary SUS Remaining SRM and ITMY OSEMs calibrations   I've now taken data for the pitch and yaw calibrations for the OSEMs of SRM      5471   Mon Sep 19 22:47:44 2011 Jenne Update SUS SUS diag stuff... just so I remember what I'm doing  The last person out tonight should run the following scripts: In Matlab:       5475   Tue Sep 20 03:12:14 2011 Anamaria Update SUS Jenne's Scripts started I followed Jenne's instructions, ran the matrix filler script and then set the optics to freeswing. Someone has to burt resture      5476   Tue Sep 20 04:12:26 2011 Jenne Update SUS Jenne's Scripts started                                5477   Tue Sep 20 09:44:44 2011 Jenne Update SUS Jenne's Scripts started                                5479   Tue Sep 20 14:53:13 2011 Jenne Update SUS Jenne's Scripts started                                5480   Tue Sep 20 15:23:16 2011 Jenne Update SUS free swinging test in vacuum condition This is using data for the SRM from:  20 Sept 2011 03:20:00 PDT = 1000549215 You can see that there are still      5481   Tue Sep 20 15:39:57 2011 Koji Update SUS free swinging test in vacuum condition Can't we use Yuta's auto-Q adjust script?  http://nodus.ligo.caltech.edu:8080/40m/3723 Edit by KI :      5485   Tue Sep 20 16:45:09 2011 Jenne Update SUS SUS diag stuff... just so I remember what I'm doing Has the Q been checked?  Still in progress...      5487   Tue Sep 20 18:03:45 2011 Paul Update SUS ITMY and SRM oplev calibrations - measured and estimated The measured calibration factors for the oplevs are as follows:   SRM pitch: 666urad      5488   Tue Sep 20 19:00:49 2011 Paul Update SUS ITMY and SRM oplev calibrations - measured and estimated   Kiwamu noticed that the 1/L in the counts per radian should have just been L,      5493   Wed Sep 21 00:34:29 2011 rana Update SUS SUS diag stuff... just so I remember what I'm doing ETMX was ringing up when it was mis-aligned for Y arm locking. I restored the input matrix to something more diagonal and its now damping      5494   Wed Sep 21 00:37:01 2011 rana Update SUS ITMY and SRM oplev calibrations - measured and estimated I found that some of the Optical Lever Servos were ON today and injecting nonsense into the interferometer optics. I have set      5496   Wed Sep 21 09:10:15 2011 Paul Update SUS ITMY and SRM oplev calibrations - measured and estimated                                5499   Wed Sep 21 14:44:25 2011 Paul Update SUS ITMY and SRM open loop transfer functions    Here are the open loop transfer functions for ITMY and SRM. The various settings      5500   Wed Sep 21 16:22:14 2011 rana Update SUS Summary screen The SUS SUMMARY screen is now fully      5501   Wed Sep 21 16:31:28 2011 Paul Update SUS ITMY and SRM actuator response functions  I divided the open loop transfer functions by the filter response and the sensor responses (previously measured calibration      5507   Wed Sep 21 23:05:16 2011 Paul Update SUS ITMY and SRM actuator response functions - fitting results  I used an fminsearch function to fit the SRM and ITMY actuator response magnitudes. The testfunction was just that for a single      5508   Wed Sep 21 23:25:51 2011 kiwamu Update SUS Re:ITMY and SRM actuator response functions - fitting results Did you take the 180 deg shift into your account ? Since your measurement was done when      5509   Wed Sep 21 23:44:45 2011 Paul Update SUS Re:ITMY and SRM actuator response functions - fitting results                                5510   Thu Sep 22 00:00:10 2011 Paul Update SUS ITMY and SRM actuator response functions - complex fitting results Here are the results of the complex fitting. The residuals are bigger this time, but still probably small enough to be ok(?), with the      5514   Thu Sep 22 10:43:50 2011 Paul Update SUS Power spectrum with different filter gains  I thought it might be informative before trying to optimise the filter design to see how the current one performs with      5517   Thu Sep 22 13:45:17 2011 Paul Update SUS ETMX actuator response fits Fitting results:   Pitch -- Fit completed after 305 iterations--  Started      5521   Thu Sep 22 17:48:20 2011 kiwamu Update SUS bad oplev on ETMY It turned out the oplev controls on ETMY were just bad.      5523   Thu Sep 22 20:12:54 2011 kiwamu Update SUS ETMY oplev whitening engaged The whitening filters for the ETMY oplevs are back.        5532   Fri Sep 23 17:57:34 2011 Paul Update SUS Oplev filter optimization for 2 poles and 2 zeros I have made a function to optimise the overall gain, pole frequencies and zero frequencies for the oplev filter. The script      5534   Sat Sep 24 01:21:11 2011 kiwamu Update SUS damping test        5536   Sat Sep 24 01:51:02 2011 rana Update SUS Oplev filter optimization for 2 poles and 2 zeros                                5537   Sat Sep 24 02:09:43 2011 kiwamu Update SUS Re:Oplev filter optimization for 2 poles and 2 zeros Good work for the oplev noise simulations. Here are some comments/questions:  (A) The noise looks suppressed      5540   Sat Sep 24 17:45:56 2011 Paul Update SUS Re:Oplev filter optimization for 2 poles and 2 zeros                                5544   Mon Sep 26 14:21:07 2011 kiwamu Update SUS ITMX ULSEN shows jumps                    5546   Mon Sep 26 15:54:46 2011 kiwamu Update SUS ITMX ULSEN shows jumps Currently the damping of the ITMX suspension is intentionally disabled      5547   Mon Sep 26 16:42:08 2011 kiwamu Update SUS ITMX ULSEN : fixed The issue on the ITMX UL sensor has been fixed.      5554   Tue Sep 27 08:51:29 2011 Paul Update SUS Oplev filter optimization for 2 poles and 2 zeros                                5559   Tue Sep 27 20:02:19 2011 Koji Update SUS Watchdog rearmed I came to the control room and found the PMC and IMC were unlocked. ==> Relocked I found the watch dogs of the vertex      5560   Wed Sep 28 00:06:21 2011 Jenne Update SUS Watchdog rearmed                                5562   Wed Sep 28 07:36:41 2011 steve Update SUS ITMY damping restored ITMY suspention damping restored      5563   Wed Sep 28 07:46:42 2011 steve Update SUS Dsub connections at the back of 1X5 are fixed    I'm turning  the sus damping  off for Dsub connection fix at  the      5587   Fri Sep 30 17:01:29 2011 steve Update SUS ETMX oplev intensity effect on noise Kiwamu and Steve, This is one of the better oplev set up we have. Single bounce from TM, no mirror      5594   Sun Oct 2 02:21:27 2011 kiwamu Update SUS free swinging test once more The following optics were kicked: MC1 MC2 MC3 ETMX ETMY ITMX ITMY PRM SRM BS      5597   Sun Oct 2 18:33:36 2011 kiwamu Update SUS inversion of the input matrix on ETMX, ITMX and PRM The input matrices of ETMX, ITMX and PRM have been      5600   Mon Oct 3 13:04:12 2011 Jenne Update SUS AUXEX, AUXEY rebooted                                5601   Mon Oct 3 14:05:41 2011 Jenne Update SUS Failing to set SUS summary screen values I assume it's because the burt restore didn't work for the SUS summary screen, but all of the values for the ifo suspensions      5604   Mon Oct 3 17:27:23 2011 Jenne Update SUS Failing to set SUS summary screen values                                5618   Tue Oct 4 19:31:17 2011 kiwamu Update SUS PRM and BS oplev laser died The He-Ne laser which has been used for the PRM and BS oplevs were found to be dead.       5620   Wed Oct 5 11:33:25 2011 steve Update SUS PRM and BS oplev laser replaced   JDSU 1103P died after 4 years of service. It was replaced with new identical

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