40m QIL Cryo_Lab CTN SUS_Lab TCS_Lab OMC_Lab CRIME_Lab FEA ENG_Labs OptContFac Mariner WBEEShop
  40m Log, Page 127 of 341  Not logged in ELOG logo
ID Date Authorup Type Category Subject Text Attachments
  8242   Wed Mar 6 18:14:33 2013 ManasaSummaryLSCCalibration of BS, ITMX and ITMY actuators[Yuta, Manasa]

Measured
 MICHerrCalibration.pngMICHerrCalibration.pngMICHOLTF.pngactcalibITMBS.png 
  8262   Fri Mar 8 20:51:00 2013 ManasaUpdateAlignmentInput beam drift - investigation **IMPORTANT**Checking the drift in input pointing
(TT2 is the main suspect)
  
  8263   Fri Mar 8 21:00:05 2013 ManasaUpdatePSLPMC fixed

    

       
            
  
  8267   Mon Mar 11 12:29:25 2013 ManasaUpdateAlignmentInput beam drift - weekend trendI centered ipang and ippos on the QPDs
(using only the steering mirrors) and wanted
to see the drift over the weekend.
 IPANG_drift.png 
  8271   Mon Mar 11 17:18:00 2013 ManasaUpdateEnvironmentEarthquake: Suspensions tripped and MC realignedI found all suspensions including the MC
suspensions tripped this morning after the
earthquake.
  
  8276   Tue Mar 12 00:58:05 2013 ManasaUpdateAlignmentYarm - Spot positions centered[Jenne, Manasa]

  
  8284   Wed Mar 13 10:26:58 2013 ManasaUpdateLockingWe're still good!!We're still good with the IFO alignment
after 7hours. 
  
  8288   Wed Mar 13 16:25:16 2013 ManasaUpdateIOOTuning MC length/FSR[Koji, Manasa]
We looked at the MC modulation frequency
on the spectrum analyzer and observed beat
  
  8289   Wed Mar 13 16:29:25 2013 ManasaUpdateLockingTWO arms TWO colors

    

       
            
  
  8296   Thu Mar 14 17:31:57 2013 ManasaUpdateGreen LockingX arm green locked in TEM00

    

       
            
  
  8310   Tue Mar 19 14:21:57 2013 ManasaUpdate40m UpgradingEndtable upgrade : INVENTORYTHE INVENTORY FOR ETMY ENDTABLE.
We definitely need the polaris mirror
mounts and cylindrical lenses. As for the
 Endtable_inventory.pdf 
  8317   Wed Mar 20 14:52:09 2013 ManasaUpdateSAFETYMC trans RFPD missingPDA255 at the MC transmission end is missing
and whoever had removed it earlier has left
the 
 MC.png 
  8318   Wed Mar 20 15:51:54 2013 ManasaUpdate40m UpgradingEndtable upgrade

    

       
            
 Endtable_inventory.pdf 
  8319   Wed Mar 20 16:45:59 2013 ManasaBureaucracyAuxiliary lockingFetched NPRO from ATF[Koji, Annalisa, Manasa]
NPRO with controller from ATF joins
the 40m. We have put it on the POY table
 P3203298.JPGP3203299.JPG 
  8321   Thu Mar 21 08:46:46 2013 ManasaUpdate40m UpgradingETMY table swapYes! We are swapping.
I'll be there very soon!
  
  8324   Thu Mar 21 10:29:12 2013 ManasaUpdateComputersComputers down since last nightI'm trying to figure out what went wrong
last night. But the morning status...the
computers are down.
 down.pngdown.png 
  8325   Thu Mar 21 12:04:05 2013 ManasaUpdateComputersFixedAll FE computers are back.
Restart procedure:
0a. Restart frame builder:
 up.png 
  8331   Fri Mar 22 01:28:56 2013 ManasaUpdateLasersBeam profile of NPRO from ATFThe NPRO from ATF has been installed on
the POY table.
I have been making measurements to
  
  8336   Mon Mar 25 15:01:33 2013 ManasaUpdateLockingTT1 drift

    

       
            
  
  8341   Mon Mar 25 18:42:38 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : Timeline Endtable upgrade - timeline and progress
chart. End table upgrade wiki page updated.
 
 Endtable_progress.pdf 
  8353   Tue Mar 26 15:00:55 2013 ManasaUpdateIOOTuning MC length/FSR

    

       
            
 MC_spectrum.pngMC_spectrum.zip 
  8366   Thu Mar 28 10:44:30 2013 ManasaUpdateComputersc1lsc downc1lsc was down this morning.
I restarted fb and c1lsc based on
elog
 cds_FE.pngcds_fe1.png 
  8371   Fri Mar 29 00:27:06 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : AssemblyI am currently putting together all components
so that they are ready to go on the table
once leveling and installation of shield
 IMG_0433.JPGIMG_0434.JPG 
  8417   Fri Apr 5 01:18:34 2013 ManasaUpdate40m UpgradingNot a fan of the new plastic box yet

    

       
            
  
  8418   Fri Apr 5 01:28:56 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : populating the tableI started populating the end table; the
TRY path to start with. I found that I need
to redo the cables/electronics layout around
  
  8425   Tue Apr 9 00:15:18 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : populating the table[Den, Annalisa, Manasa]

The Alberto laser was moved from the
  
  8427   Tue Apr 9 00:32:57 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : TRY temporarily in placeThe TRY path on the end table is temporarily
in place to help IFO locking.
The Y arm transmission was steered
  
  8436   Wed Apr 10 14:25:04 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : LWE Alberto laser beam profileI measured the beam profile of the Alberto
laser (that will be the ETMY end laser) as
I found the data inconsistent with the measurements
 LWE_Alberto_BP.pngbeam_waist.zip 
  8452   Sun Apr 14 15:03:17 2013 ManasaUpdateLockingFixing - progress

    

       
            
  
  8453   Sun Apr 14 17:30:14 2013 ManasaUpdateLockingFixedTRY path fixed and ready for normalization.

I used 2" BS at R=50 and R=98
  
  8458   Wed Apr 17 02:20:13 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : progress 
Assembly progress: 
1. ETMY oplev setup has been put
 TRY_OPL.jpgGRY.jpg 
  8463   Thu Apr 18 21:12:56 2013 ManasaUpdateLockingFixed[Den, Manasa]

TRY & TRX power measurement was
  
  8486   Wed Apr 24 15:27:59 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : progress: New layoutLayout that will be improved upon over
the next few days.
Things that need to be updated:
 ETMY_endtable_New.png 
  8522   Thu May 2 01:19:41 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : progressI started to put together optics at the
endtable. I am attaching the  layout with
the green blocks showing the optics that
 ETMY_0502.png 
  8543   Tue May 7 19:06:45 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : progressI have updated the waists (W)  and beam
diameters (D) at 1064nm optics on the
endtable.
 ETMY_endtable_New.png 
  8556   Thu May 9 01:36:32 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : progressProgress with end table:
Parts in green show assembled optics
that will not require any changes. Parts
 0509.png 
  8560   Thu May 9 22:29:23 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : progress[Annalisa, Manasa]
More optics have been put on the
table. Direction of the rejected beam from
  
  8605   Tue May 21 16:23:06 2013 ManasaUpdateGeneral40MARS wireless network problem RETURNS

    

       
            
  
  8607   Tue May 21 18:18:23 2013 ManasaUpdateGreen LockingXend Green alignedX arm aligned to green.
Aligned the X arm to IR. 
Used steering mirrors to align the
  
  8610   Tue May 21 23:29:57 2013 ManasaUpdateGreen LockingXend Green alignedX-green and PSL green have been aligned
so that they interfere at the beat PD for
X. 
  
  8624   Thu May 23 01:27:11 2013 ManasaSummaryLSCXarm beat note search continuesTowards finding the x-arm beat note:

The green would not lock to a maximum
  
  8627   Thu May 23 10:48:42 2013 ManasaUpdateIOOMC autolocker and MCWFS enabledSome strong seismic noise (not related
to any earthquakes - watchdogs are all green)
had got the MC unlocked this morning.
  
  8647   Tue May 28 11:11:37 2013 ManasaUpdateIOOMC aligned[Jenne, Manasa]
Fixed crappy alignment of MC by moving
MC mirrors. MC REFL PD measured 0.5 after
 MC_0528.png 
  8651   Tue May 28 19:35:17 2013 ManasaUpdateGreen LockingStill searching for the X green beat noteProcedure
1. Aligned X-arm to IR.
2. Aligned green to the X-arm.
  
  8653   Thu May 30 01:02:41 2013 ManasaUpdateGreen LockingFound it!X green beat note
found!
 IMG_0598.JPGIMG_0599.JPG 
  8659   Thu May 30 18:29:21 2013 ManasaUpdateGeneralALS medm screens editedRenaming of the c1gcv model earlier (elog
7011) had left white boxes in most of
  
  8666   Mon Jun 3 21:09:55 2013 ManasaUpdateGreen LockingX green beatnote through beatboxI connected the X green beat PD output
back to the beatbox, did the usual PSL alignment
for green and searched for the beat note
 IMG_0608.JPG 
  8675   Wed Jun 5 10:22:12 2013 ManasaUpdateGeneralProjector - viewsonicUpdate: We don't have our BIG screen    
  8689   Fri Jun 7 21:33:39 2013 ManasaUpdatePSLPSL green to Y- BEAT PD blockedTo allow Annalisa to work on the Y-green
alignment as I work with the X-green, the
part of the PSL green beam that goes to the
  
  8694   Tue Jun 11 22:16:56 2013 ManasaSummaryGreen LockingALS for X armI discussed with Yuta about the ALS servo
and phase tracker and found that there was
a lot of information lying around from last
  
ELOG V3.1.3-