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  40m Log, Page 122 of 344  Not logged in ELOG logo
ID Date Author Type Categoryup Subject Text Attachments
  4516   Tue Apr 12 16:01:33 2011 josephbUpdateGeneralRFM errorsProblem:
Currently the c1scy,
c1mcs, and c1rfm models are reporting an
error with receiving some data sent over
  
  4629   Wed May 4 15:56:09 2011 valeraSummaryGeneralPSL and MC trendsThe attached plot shows 2 day trends of
the PMC and MC reflected and transmitted
power, the PSL POS/ANG QPD signals, and the
 pslmcdrift.pdf 
  4649   Fri May 6 01:27:12 2011 KojiSummaryGeneralaLIGO BBPD / Green PD investigationMinicircuits
ERA-5SM was used for the RF
amp of the BBPD. This amp is promising
 PD_response.pdfFFD-100_AP389_MCL.pdf 
  4658   Sat May 7 12:57:54 2011 KojiSummaryGeneralaLIGO BBPD / Green PD investigationThe RF amplifier of the prototype BBPD
has been replaced from ERA-5SM to MAR-6SM.
 PD_response.pdf 
  4676   Tue May 10 09:05:49 2011 KojiUpdateGeneralaLIGO BBPD / Green PD investigationBBPD update
- The BBPD circuit has been constructed
on the aLIGO BBPD board
 PD_response.pdf 
  4701   Thu May 12 09:00:23 2011 steveUpdateGeneraloptical table covers must be usedI found ITMX-ISCT and BS-ISCT ( IFO sensing-control
table)  not covered this morning. Please
do not leave tables open.
  
  4727   Mon May 16 15:46:05 2011 KojiUpdateGeneraloptical layout viewable on the online version of autocadI have made my own AutoCAD WS account and
put the latest 40m layout.
AutoCAD WS is a free cloud service
  
  4778   Wed Jun 1 21:56:43 2011 KojiUpdateGeneralaLIGO BBPD / Green PD final resultHere is the conclusive result for the
circuit configuration for aLIGO BBPD and
40m Green PD. 
 PD_response.pdflinearity_GALI_6.pdf 
  4824   Wed Jun 15 15:18:01 2011 kiwamuUpdateGeneralWednesday cleaning[Jenne / Kiwamu]
We spent approximately an hour for
the weekly Wednesday cleaning.
  
  4835   Mon Jun 20 00:59:02 2011 kiwamuSummaryGeneralWeekly reportThis
is a summary for the week ending June 19th.
Feel
  
  4856   Wed Jun 22 17:35:35 2011 IshwitaUpdateGeneralHot air stationThis is the new hot air station for the
40m lab.........
 
 P6220212.JPGP6220213.JPG 
  4859   Wed Jun 22 18:50:45 2011 JamieSummaryGeneralJuly 2011 vent planKiwamu and I have started to put together
a vent plan on the 40m wiki:
http://blue.ligo-wa.caltech.edu:8000/40m/vent/201107
  
  4861   Wed Jun 22 21:36:41 2011 ranaSummaryGeneralJuly 2011 vent planI
put a paper Peet's bag with half of the Mini-Moos
into George. 
  
  4890   Mon Jun 27 10:04:29 2011 kiwamuSummaryGeneralWeekly report Summary
for the week ending June 26th. 
(Number
  
  4909   Wed Jun 29 11:45:54 2011 steveUpdateGeneralwhere are we storing PDs ?Photo diodes stored in the east arm cabinet
E4:  ALL PDs  meet here, fast 
or slow......
 P1070921.JPG 
  4911   Wed Jun 29 13:56:42 2011 kiwamuUpdateGeneralminutes of 40m meeting    meeting.graffle.pdf 
  4936   Mon Jul 4 14:27:35 2011 kiwamuSummaryGeneralWeekly reportSummary
of the week ending July 3rd.  
  
  4950   Wed Jul 6 23:53:38 2011 kiwamuSummaryGeneralminutes of 40m meeting   meeting.pdf 
  4952   Thu Jul 7 10:25:34 2011 steveHowToGeneralcleaning out refregeratorPlease ask the owner unless  it is
rotten. Do not put food into garbage can
inside. Take them outside so you are not
  
  4981   Mon Jul 18 10:24:48 2011 steveHowToGeneralsolvent bottles for cleaning opticsEach bottle has matched seals. They are
not interchangeable.
It is critical that the solvent do
 P1080090.JPG 
  4989   Tue Jul 19 10:54:14 2011 steveUpdateGenerallarge sensor card can not be foundPlease return sensor card to  laser
log box so others can use it. We have only
one larger fluorescent sensor card.
  
  5020   Fri Jul 22 17:01:41 2011 Iron ManFrogsGeneralProof that Alberto lived through his Iron Man!   Alberto_IronMan_small.jpg 
  5026   Mon Jul 25 11:02:19 2011 kiwamuSummaryGeneralWeekly report Summary of the week   
  5027   Mon Jul 25 11:04:22 2011 kiwamuSummaryGeneralWeekly reportSummary
of the week ending July 17th.  
  
  5028   Mon Jul 25 11:06:38 2011 kiwamuSummaryGeneralWeekly reportSummary
of the week ending July 24th.  
  
  5046   Wed Jul 27 15:18:50 2011 kiwamuSummaryGeneralscheduleThe vent
will start from 1 st of August ! !
  
  5048   Wed Jul 27 15:42:41 2011 kiwamuSummaryGeneralmitues of 40m meeting : Task list

    

       
            
  
  5078   Sun Jul 31 22:48:35 2011 kiwamuSummaryGeneralpreparation of the vent : status updateStatus
update for the vent preparation:
  
  5085   Mon Aug 1 22:30:59 2011 kiwamuSummaryGeneralWeekly reportSummary of the week ending July 31st.   
  5089   Tue Aug 2 02:35:23 2011 kiwamuUpdateGeneralpreparation of the vent : status and planThe vent
will take place on Wednesday.
  
  5092   Tue Aug 2 11:52:44 2011 kiwamuSummaryGeneralScheduleI have
updated the 40m public calender.
  
  5110   Wed Aug 3 14:40:32 2011 kiwamuSummaryGeneralminutes of 40m meeting : plan tomorrowTomorrow's main goal
is : let the both X and Y green light come
  
  5120   Fri Aug 5 02:00:09 2011 kiwamuSummaryGeneralsummary of today's invac work [Jamie, Jenne, Suresh,
Steve, Koji, Kiwamu]
  
  5122   Fri Aug 5 08:08:42 2011 kiwamuSummaryGeneralplan todayToday's main
mission is : adjustment of the arm length
  
  5124   Fri Aug 5 14:03:12 2011 steveUpdateGeneralmalfunctioning crane at ETMYThe horizontal trolley drive stopped working 
at the east end this morning. It is working
intermittently. In the worst case we can
  
  5127   Fri Aug 5 20:37:34 2011 jamieSummaryGeneralSummary of today's in-vacuum work[Jamie, Suresh, Jenne, Koji, Kiwamu]
After this morning's hiccup
with the east end crane, we decided to
  
  5130   Sat Aug 6 03:10:05 2011 SureshSummaryGeneralSummary of today's in-vacuum workThe table below gives the OSEM positions
as seen on the slow chanels C1:SUS-ETMX_{UL,UR,LL,LR,SD}PDMon
 ETMX_OSEMs.pngAfter_osem_adjustment.JPGBefore_osem_adj.JPG 
  5131   Sat Aug 6 13:38:02 2011 ranaSummaryGeneralSummary of today's in-vacuum workThis OSEM placement is just the OPPOSITE
of what the proper placement is.
Usually, we want to put them in so
  
  5132   Sun Aug 7 11:10:54 2011 SureshSummaryGeneralOSEM positioning
  
  5151   Tue Aug 9 03:05:05 2011 kiwamuSummaryGeneralweekly reportSummary of the week ending Aug 8th.   
  5152   Tue Aug 9 10:15:25 2011 kiwamuUpdateGeneralin-vac work plan todayWe will
move on to the vertex region today.
  
  5155   Tue Aug 9 15:14:46 2011 KojiUpdateGeneralin-vac work plan todayThis morning Kiwamu and I have aligned
the MC. Kiwamu aligned the last steering
(on the OMC table) to recover the touch last
  
  5158   Tue Aug 9 16:40:12 2011 steveUpdateGeneralclean room coat counts I measured the particles coming off of
new- unused clean room coat. Tyvek, Convertors,
Allegiance #9393 measured  10 counts
 P1080155.JPG 
  5193   Thu Aug 11 15:31:43 2011 steveUpdateGeneralmalfunctioning crane at ETMY

    

       
            
  
  5212   Fri Aug 12 16:52:49 2011 steveUpdateGeneralChamber illuminator switchI'm looking for an ether net based 
power switch for turning lights on and off
for the vacuum system from MEDM screen. 
  
  5242   Mon Aug 15 17:38:07 2011 jamieUpdateGeneralFoil aperture placed in front of ETMYWe have placed a foil aperture in front
of ETMY, to aid in aligning the Y-arm, and
then the PRC.  It obviously needs to
  
  5245   Tue Aug 16 04:28:09 2011 kiwamuUpdateGeneraltoday's work to doThe
main goal of today is to extract the pick-off
beams 
  
  5248   Tue Aug 16 11:49:17 2011 jamie, jenneUpdateGeneraltoday's work to do>If necessary steer ETMs and ITMs to
make the X and Y green beam flashing.
Green is now flashing in both X and
  
  5250   Tue Aug 16 17:09:55 2011 JenneUpdateGeneraltoday's work to do


   
        
            
  
  5252   Wed Aug 17 03:10:06 2011 kiwamuUpdateGeneralcurrent status of in-vac work[Jamie / Suresh / Kiwamu] 
The in-vac
  
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