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ID Date Author Type Category Subject Text   706   Mon Jul 21 11:54:00 2008 Jenne Update General MC Servo Board I pulled the MC Servo Board again, to check the components that are on the board, and compare them with the schematics.  The filters      726   Wed Jul 23 18:42:18 2008 Jenne Update PSL Alignment of AOM [Rana, Yoichi, Jenne] Short Version:  We are selecting the wrong      741   Fri Jul 25 19:57:18 2008 Jenne Update PSL Ref Cav & PMC "PMC is in, but is still being worked on.  Leave it alone." ---Rana      746   Mon Jul 28 11:20:13 2008 Jenne Update PSL Work on the FSS and Reference Cavity [Yoichi, Jenne, Koji] The Reference Cavity's saga continues....      754   Tue Jul 29 11:50:01 2008 Jenne Update Environment 5.6 Earthquake Earthquake Details Magnitude 5.6 Date-Time      811   Thu Aug 7 17:32:23 2008 Jenne Update SUS Afternoon PRM activities Rana, Jenne, Yoichi, Dmass After Yoichi confirmed this morning that      818   Fri Aug 8 17:54:52 2008 Jenne Update SUS Standoffs and Guide Rods After closer inspection of other small optics, it is clear that the guide rods should be [SIZE=2]above[/SIZE] the standoffs on our      826   Mon Aug 11 19:09:28 2008 Jenne DAQ PEM Seismometer DAQ is being funny While looking at the Ranger seismometer's output to figure out what our max typical ground motion is, Rana and I saw that the      829   Tue Aug 12 19:48:24 2008 Jenne Update IOO PRM standoff is in....mostly Yoichi, Jenne The missing PRM standoff is now partially      837   Thu Aug 14 19:35:54 2008 Jenne Summary IOO PRM in the chamber, ready to pump! Rob, Yoichi, Jenne, Steve [COLOR=blue][SIZE=2]Summary:  Everything      851   Tue Aug 19 13:12:55 2008 Jenne Update SUS Diagonalized PRM Input Matrix [SIZE=2][COLOR=blue]NOTE:  Use the values in elog #860 instead (20Aug2008)[/COLOR][/SIZE]      860   Wed Aug 20 12:04:47 2008 Jenne Update SUS Better diagonalization of PRM input matrix The values here should replace those in entry #851 from yesterday.      869   Fri Aug 22 10:39:41 2008 Jenne Update SUS Taking Free Swinging spectra of PRM, SRM, ITMX, BS I'm taking free swinging spectra of PRM, SRM, ITMX and BS, so I've turned off their watchdogs for now. I should be done around 11:15am,      874   Mon Aug 25 10:07:35 2008 Jenne Update PSL Numbers for the PMC servo board (Re: entry # 873) Jenne, Rana These are the numbers that go along with      878   Mon Aug 25 12:13:49 2008 Jenne Update PSL Broken PMC Servo Board [SIZE=3]I broke the PMC servo board[/SIZE] (on accident).      879   Mon Aug 25 14:18:36 2008 Jenne Update PSL PMC servo board is fixed The PMC servo board is back in place, all fixed up with a shiny new resistor.  The PMC locks, and the MC locks (I'm not saying      886   Tue Aug 26 12:00:45 2008 Jenne Summary PEM Transfer function of Ranger seismometer This finishes up the calibration that Rana started in elog # 881.      921   Thu Sep 4 10:13:48 2008 Jenne Update IOO We unlocked the MC temporarily [Joe, Eric, Jenne] While trying to diagnose some DAQ/PD problems      924   Thu Sep 4 14:43:58 2008 Jenne Update PSL PMC Open Loop Gain I have measured the PMC's open loop gain.  [SIZE=3][COLOR=green]UGF is 629.7Hz, with a phase margin of 53 degrees.      978   Mon Sep 22 18:54:54 2008 Jenne Update PSL PMC transfer functions with various brick-on-top configurations Attached below is a graphical summary of different things that I have tried putting on the PMC to reduce the noise in the loop.  The motivation      995   Fri Sep 26 00:19:54 2008 Jenne Update PSL Filter-action with the PMC Written, but not posted on 24Sept2008:        1000   Fri Sep 26 18:35:17 2008 Jenne Update PSL PMC filter is out for tuning The PMC's new Pomona Box filter is out for tuning.  I'd like to get the notch right on the 18.3kHz, rather than being off in      1002   Fri Sep 26 19:18:39 2008 Jenne Update IOO MC2 is having a bad day As Steve mentioned earlier in today's elog, MC2 keeps ringing up for no clear reason.  It is definitely only MC2 that is ringing      1010   Tue Sep 30 19:50:27 2008 Jenne Update PSL Quicky Summary - more details later Quicky summary for now, more details later tonight / tomorrow morning:      1089   Fri Oct 24 21:49:15 2008 Jenne Configuration PEM Short Seismometer Cable Bad news regarding the cable that goes between the Guralp seismometer and the box that I've been working on:  it's too short by about      1100   Wed Oct 29 12:54:28 2008 Jenne Update PEM Calibrated Guralp Noise compared to average ground motion Here is a calibrated noise plot of the Guralp seismometer box.  This is the same noise measured on Friday, measured at TP3 (just      1131   Wed Nov 12 11:36:13 2008 Jenne Update PEM Guralp Breakout Box is ~50% hooked up The Guralp box is about halfway hooked up now.  The seismometer is under the BSC, and the long cable from the seismometer to the      1135   Fri Nov 14 17:41:50 2008 Jenne Omnistructure Electronics Sweet New Soldering Iron The fancy new Weller Soldering Iron is now hooked up on the electronics bench.        1141   Mon Nov 17 16:59:22 2008 Jenne Update PEM Seismometer hooked up, reading channels on DataViewer Alberto, Jenne The Guralp Seismometer is (finally) hooked      1152   Fri Nov 21 16:52:48 2008 Jenne Update PEM Guralp seismometer's Channel Problems are solved PROBLEM noticed earlier this week:  It looked like one of the seismometer channels (VERT-1) wasn't working, no matter how I put which      1153   Fri Nov 21 17:27:47 2008 Jenne Update PEM Guralp noise measurement Here is the data from the Guralp Seismometer for the past day or so, before I fixed the VERT-1 channel.  The NS and EW show what's      1174   Thu Dec 4 13:49:39 2008 Jenne Update PEM More of: Comparing Wiener subtraction using different sensors Here is another version of the same type plot I put in the elog yesterday.  This plot is looking at the 7200 seconds after 04Dec2008      1275   Thu Feb 5 16:21:07 2009 Jenne Frogs Computers Belladonna connects to the wireless Martian network again Symptoms:  Belladonna could not (for a while) connect to the wireless network, since there was a driver problem      1337   Wed Feb 25 11:48:02 2009 Jenne Update PEM Wiener filtering update - work on filtering some S5 DARM_CTRL data Quick update on my wiener filtering status: Joe has been helping me get on the GRID, so I now have  a grid certificate,      1392   Thu Mar 12 00:29:39 2009 Jenne Omnistructure DMF DMF being whiny again [QUOTE]The seisBLRMS has been running on megatron via an open terminal ssh'd into there from allegra with matlab running.[/QUOTE]      1422   Tue Mar 24 13:54:49 2009 Jenne Update SUS Op Levs Centered ITMX, ITMY, BS, SRM, PRM op levs were all recentered.  ETM's looked okay enough to leave as-is.       1423   Tue Mar 24 19:55:24 2009 Jenne Update LSC New PO DC [Rana, Jamie, Jenne] SPOB DC hasn't been so good lately, so we installed a new PO DC PD on the PO      1429   Wed Mar 25 20:41:43 2009 Jenne Update IOO Mode Cleaner Servo Board Transfer Functions (to be updated) When all things fail (netgpibdata.py is giving me weird data.  When I plot the data it has saved from the 4395A, it's some      1430   Thu Mar 26 00:45:24 2009 Jenne Update IOO Mode Cleaner Servo Board Transfer Functions (to be updated)                                1453   Fri Apr 3 14:52:38 2009 Jenne Omnistructure PEM Guralp is finally back! After many, many "it'll be there in 2 weeks" from the Guralp people, our seismometer is finally back!      1455   Mon Apr 6 19:09:15 2009 Jenne Update PEM Old Guralp is hooked back up to the ADC Old Guralp is hooked back up, the new one is sitting next to it, disconnected for now.      1470   Fri Apr 10 18:11:18 2009 Jenne Update PSL ISS has a bad cable? [Rob, Jenne] I noticed that the ISS Mean Value and CS Saturation were both       1471   Fri Apr 10 19:09:48 2009 Jenne Update PSL PMC LO Calibration I measured the RF LO output level from the PMC's LO board which goes directly into the LO input on the PMC Servo board.  This goes      1472   Fri Apr 10 19:10:53 2009 Jenne Update General Xarm locked? I don't know who left the X arm locked, but I just ran the Align Full IFO script, so everything is good in case Yoichi/someone      1478   Mon Apr 13 17:55:37 2009 Jenne Update PSL PMC LO Mon Calibration I have calibrated the PMC LO Mon (C1:PSL-PMC_LODET) on the PMC's EPICS screen, by inputting different RF LO levels into the LO input of the PMC      1487   Wed Apr 15 17:11:37 2009 Jenne Update PSL Edited c1psl.db to calibrate PMC's LO mon Following the method in Peter's Elog,  I edited c1psl.db to include the following:  grecord(calc, "C1:PSL-PMC_LOCALC") {      1488   Thu Apr 16 11:17:56 2009 Jenne Update PSL Edited c1psl.db to calibrate PMC's LO mon                                1502   Mon Apr 20 19:51:51 2009 Jenne Configuration PSL PMC has new Level 13 Mixer installed The new Level 13 mixer on the PMC servo board is installed (minicircuits SRA-3MH).   Since the RF output of the LO board was ~16dBm,      1566   Fri May 8 16:03:31 2009 Jenne Update PEM Update on Jenne's Filtering Stuff To include the plots that I've been working on in some form other than on my computer, here they are:      1569   Sat May 9 02:20:11 2009 Jenne Update PSL Laser head temperature oscillation [quote]After the laser cooling pipe was unclogged, the laser head temperature has been oscillating in 24h period.

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