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ID Date Author Typedown Category Subject Text Attachments
  164   Fri Aug 30 12:25:29 2013 KojiGeneralGeneralH1 OMC Invar mount gluingThe Invar Mounting Blocks were glued on
the breadboard.
Serial number #1/2/5/6/7/8 ->
 P8304368.JPGP8304370.JPG 
  165   Tue Sep 3 17:03:25 2013 KojiGeneralGeneralH1 OMC gluing completed[Koji Jeff]
H1 OMC
  
  166   Wed Sep 4 22:22:54 2013 KojiGeneralGeneralH1 OMC wrapped and moved to the bake lab.[Koji, Jeff]
We moved the H1OMC to the bake lab.
Chub set up the vacuum bake oven
  
  167   Sat Sep 7 17:20:56 2013 KojiGeneralGeneralOMC/PD lab optical table wrapping[Koji Jeff]
In order to prepare for the splinkler
installation on the HEPA enclosure, the table
 P9064377.JPG 
  168   Fri Sep 13 15:09:20 2013 KojiGeneralGeneralSprinkler installation: doneA sprinkler head was installed on the HEPA
enclosure. The head is covered with a plastic
cap.
 P9134379.jpgP9134378.jpg 
  173   Tue Oct 22 17:17:59 2013 KojiGeneralGeneralH1OMC cabling[Chub, Jeff, Koji]
We worked on the wiring and routing
of the cables.
  
  174   Wed Oct 23 02:45:07 2013 KojiGeneralGeneralPD realignmentDCPD2 got misaligned during the cable installation.
The PD alignment procedure have been gone
through again.
  
  175   Mon Nov 4 19:43:56 2013 KojiGeneralGeneralH1OMC PackedH1OMC PZT connector was replaced with the
correct one. This was the final step for
H1OMC.
  
  176   Thu Nov 21 00:05:35 2013 KojiGeneralGeneralH1OMC electronics arrangementChecked the PZT arrangement: Mighty Mouse
Pin1&2 -> PZT2 (DCPD side), Mighty
Mouse Pin3&4 -> PZT1 (QPD side)
 H1OMC_cable_arrangement.pdf 
  177   Tue Dec 10 16:41:51 2013 KojiGeneralGeneralTo BuyMasks / Wipes => done   
  178   Tue Feb 18 18:58:38 2014 KojiGeneralGeneralLHO H1 OMC installation photosLHO OMC installation photos
  
  179   Fri Feb 28 19:50:11 2014 KojiGeneralGeneralMisalignment ABCD matrix for the aLIGO OMCRelationship between mirror misalignment
and cavity mode shift was calculated.
The technique described in T0900647
 misalignment.pdf 
  180   Mon Mar 3 02:46:21 2014 KojiGeneralCharacterizationSpot positions scannedSpot positions on CM1 and CM2 scanned according
to the recipes provided by the previous entry.
The best result obtained was:
  
  190   Tue Jun 24 18:43:15 2014 KojiGeneralGeneralICS entries for the OMC baking/assemblyFor baking:

    Assembly Name aLIGO Output
Mode Cleaner
  
  191   Fri Jun 27 12:29:50 2014 KojiGeneralGeneralOMC bakingThe OMC went into the oven at around 2PM
on Thursday. It will be baked at 80degC for
48 hours.
 P6266536.jpg 
  192   Fri Jun 27 18:51:33 2014 KojiGeneralGeneralSupplyPTOUCH TAPE (12mm white) x 2
9V batteries
  
  193   Wed Jul 2 16:41:43 2014 KojiGeneralGeneralOMC bakingOMC is back from the oven today.
To Do:
Optical tests
  
  194   Wed Jul 2 18:58:42 2014 KojiGeneralGeneralBeam dump delaminationWhile the OMC breadboard was being inspected,
it was found that two out of five black-glass
beam dumps showed sign of delamination.
 beamdump_delamination.png 
  195   Thu Jul 3 17:45:18 2014 KojiGeneralGeneralBeam dump delaminationHere is the resolution.
I'll apply fillets of EP30-2 along
the edges of the black glass (See figure).
 beamdump_delamination_solution.png 
  200   Mon Jul 7 01:36:03 2014 KojiGeneralGeneralTo DoOptical tests

    Cleaning

   Power Budget
  
  201   Tue Jul 8 04:08:06 2014 KojiGeneralGeneralExpoxy reapplication for beam dumpsFirstly, the excess epoxy was removed using
a cleaned razor balde
  
  204   Thu Jul 10 08:34:57 2014 KojiGeneralGeneralTo DoOptical tests

    Cleaning

   Power Budget
  
  212   Sun Jul 20 17:20:39 2014 KojiGeneralGeneralThe 3rd (LIO) OMC was shipped out to LHO The 3rd (LIO) OMC was shipped out to LHO
on Friday (Jul 18) Morning.
At LHO
  
  214   Thu Jul 31 15:07:53 2014 KojiGeneralGeneralItem lendingTara: Laser Safety goggle ->
Returned

Evan:
  
  215   Mon Aug 4 18:59:50 2014 KojiGeneralGeneralA memorandomOn breadboarfd cabling for 3IFO OMC
D1300371 - S1301806
D1300372 - S1301808
  
  216   Tue Aug 5 13:03:25 2014 KojiGeneralGeneralMissing cable componentsDCPD Connector Face: Qty2 https://dcc.ligo.org/LIGO-D1201276
QPD Connector Face: Qty2 https://dcc.ligo.org/LIGO-D1201282
PD faster: 92210A07 Qty 4: MCMASTER
  
  219   Sat Jan 17 11:40:04 2015 KojiGeneralGeneral3rd OMC completedJan 15, 2015 3rd OMC completed

The face caps of the DCPD/QPD cables
were installed (Helicoils inserted)
  
  220   Fri Jan 30 19:31:08 2015 KojiGeneralGeneralItem lendingGabriele:

PZT HV Amp

Evan:
  
  221   Tue Feb 3 18:23:49 2015 KojiGeneralGeneralItem lending- The laser was removed and shipped to
LHO today.

- UV illuminator / fused silica
  
  222   Wed Feb 4 20:07:24 2015 KojiGeneralGeneralItem lendingShipment to MIT (L. Barsotti, J. Miller)

1. UV Illuminator (LESCO Super
Spot MK III)
 C30140_1.JPGC30140_2.JPGC30141.JPGC30142.JPGC30143.JPG 
  223   Wed Feb 18 21:51:23 2015 KojiGeneralGeneralNotes on OMC Transportation Fixtures & PelicanLLO has one empty OMC transportation fixture.

LHO has one empty OMC transportation
fixture.
  
  226   Tue Jul 21 20:20:12 2015 KojiGeneralGeneralItem lendingKate (ATF)

- 4ch color oscilloscope (Tektronix)

- Chopper controller
  
  248   Fri Dec 18 15:33:24 2015 KojiGeneralLoan / LendingLoan from RichLoan Record: I borrowed a PD can opener
from Rich => Antonio Returned Sep
9, 2016
  
  249   Tue Dec 29 12:15:46 2015 KojiGeneralGeneralGlasgow polarizer passed to KateThe Glasgow polarizer was passed to Kate
on Dec 17, 2015.
  
  250   Thu Feb 18 21:08:32 2016 KojiGeneralLoan / Lending(all returned) Antonio loanAntonio borrowed: Rich's PD cutter
(returned), Ohir power meter(returned),
Thorlabs power meter head, Chopper
  
  258   Tue Apr 5 18:14:55 2016 KojiGeneralLoan / LendingQPD Lending CrackleXiaoyue

QPD head
X-Z stage
  
  261   Fri Jun 10 17:12:57 2016 KojiGeneralConfigurationL1 OMC DCPD replacementNew DCPD(T) = A1-23
DCPD(T) = DCPDB: extracted and accomodated
in CAGE-G SLOT1
  
  262   Fri Jul 22 22:24:05 2016 KojiGeneralGeneralHQEPD inventoryAs of Jul 22, 2016
As of Aug 11, 2016
As of Aug 16, 2016
  
  263   Fri Aug 12 14:58:17 2016 KojiGeneralConfigurationH1 OMC DCPD replacement Preparation of 3rd OMC for the
use in H1

New DCPD(T) = B1-01
  
  264   Mon Aug 15 10:09:10 2016 KojiGeneralGeneralPrev H1 OMC shipped to CITPrevious H1 OMC shipped from LHO to CIT

https://ics-redux.ligo-la.caltech.edu/JIRA/browse/Shipment-8196
  
  265   Mon Aug 22 12:58:16 2016 KojiGeneralGeneralUV bond samples -> Garilynn- FS base + Mounting Prism

- FS or SF2 1/2" piece + FS
or SF2 1/2" piece
  
  268   Fri Sep 9 14:34:31 2016 KojiGeneralGeneralItem lendingTo 40m

First Contact Kit by Calum

Class A Kapton sheets
  
  272   Wed Dec 7 21:18:35 2016 KojiGeneralGeneralOMC placed on the table / the beam roughly alignedThe OMC mode matching sled was fixed on
the nominal part of the table. Then the OMC
was located at the nominal position marked
 DSC_0082.jpgDSC_0084.jpg 
  273   Thu Dec 8 21:17:09 2016 KojiGeneralGeneralOMC placed on the table / the beam roughly alignedThe OMC cavity was locked. The alignment
was precisely adjusted. The mode matching
was optimized by the lens positions. The
  
  278   Fri May 26 21:53:20 2017 KojiGeneralConfigurationTrans RF PD setupRecent work

- DC output of the trans RF PD
was connected to the BNC patch panel. =>
  
  279   Tue Jun 6 00:49:48 2017 KojiGeneralConfigurationTrans RF PD setupLast week, I further worked on the RF system
to install 20dB coupler on the agilent unit
and setup the R channel. This allowed me
  
  280   Tue Jun 6 22:00:36 2017 KojiGeneralConfigurationTrans RF PD setup- Replaced the PZT with the one used from
the beginning. This must be PZT #21. After
the replacement, the spot positions look
  
  284   Sat Jul 1 21:33:18 2017 KojiGeneralGeneralSome purchase notes- Forgot to close the cylinder valve...

v HEPA prefilter (20"x20"x1"
MERV 7)
  
  285   Wed Jul 5 16:59:44 2017 KojiGeneralGeneralThe OMC #002 was packed[Stephen Koji]

The OMC #002 was packed for the
transportation to Downs.
 DSC_0360.JPG 
  289   Mon Nov 27 20:24:24 2017 KojiGeneralGeneralA former LHO PD (Trans) removed from the OMC #002 for the shipment to StockholmAttachment 1: The PD was
removed from the transmission side of the
OMC #002 (former LHO OMC - the one blasted
 6x 
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