| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
3083
|
Wed Jun 16 18:44:07 2010 |
Alberto | Configuration | Computers | 40MARS |
|
|
|
3084
|
Thu Jun 17 17:09:44 2010 |
Alberto | Update | LSC | Short Cavity Length Adjustments | I calculated the phase shifts that the
sidebands would pick up in the arms in the
case we changed the arm length to 38.4m as |
|
|
3087
|
Fri Jun 18 15:07:26 2010 |
Alberto | Update | LSC | Short Cavity Length Adjustments |
|
|
|
3089
|
Fri Jun 18 22:12:29 2010 |
Alberto | Update | IOO | Mode Profile after Mode Matching Telescope (Round 2) | GJ |
|
|
3170
|
Wed Jul 7 17:18:57 2010 |
Alberto | Configuration | Electronics | Stochmon and LSC AM Stabilizer Decomissioned | Today I disconnected and removed the
Stochmon box from the 1Y2 rack.
I
also removed the amplifiers that were sitting |
|
|
3227
|
Thu Jul 15 12:21:08 2010 |
Alberto | Configuration | LSC | PRC and SRC length adjustements | Lately I've been trying to calculate the
corrections to the recycling cavity lengths
that would compensate for the phase that |
8x |
|
3229
|
Thu Jul 15 16:16:51 2010 |
Alberto | Configuration | LSC | PRC and SRC length adjustements |
|
|
|
3239
|
Fri Jul 16 16:12:31 2010 |
Alberto | Configuration | Computers | c1susvme1/2 rebooted | Today I noticed that the FE SYNC counters
of c1susvme1/2 on the RFM network screen
were stuck at 16384. I tried to reboot the |
|
|
3265
|
Thu Jul 22 07:19:56 2010 |
Alberto | Update | Treasure | Monsters, LNVR, and Phase noise |
|
|
|
3269
|
Thu Jul 22 15:59:29 2010 |
Alberto | Update | PSL | PSL front end machine |
|
|
|
3270
|
Thu Jul 22 18:18:54 2010 |
Alberto | Update | PSL | Problem Solved |
|
|
|
3285
|
Sat Jul 24 14:03:19 2010 |
Alberto | Update | Electronics | FSS Oscilaltor Phase Noise Measurement | [Rana, Alberto]
Today we measured the phase noise
of the oscillator used for the FSS. |
|
|
3287
|
Sun Jul 25 18:47:23 2010 |
Alberto | Update | SVN | Optickle 40mUpgrade model updated to include short cavity length corrections | I uploaded an updated optickle model of
the upgrade to the SVN directory with the
optickle models (here). |
|
|
3326
|
Thu Jul 29 22:08:32 2010 |
Alberto | Update | SUS | More optics installed on the BS table | [Koji, Steve, Kiwamu, Alberto]
- This afternoon we installed
a few new optics on the BS table: GR_PBS, |
|
|
3429
|
Tue Aug 17 09:06:08 2010 |
Alberto | Update | elog | elog was down | I just restarted the elog after I found
it down a few minutes ago. |
|
|
3450
|
Fri Aug 20 16:41:43 2010 |
Alberto | Update | Electronics | Frequency Generation Box Assembly Completed | I finished assembling the frequency generation
unit for the upgrade. I tested it through
to check that the power levels are as expected |
7x |
|
3499
|
Tue Aug 31 17:58:38 2010 |
Alberto | Update | Electronics | FSS Frequency Generation Box - Phase Noise | A few weeks ago, on Jul 24, Rana and I
measured the phase noise of the FSS frequency
box (aka the 'Kalmus Box'). See elog entry |
|
|
3501
|
Wed Sep 1 07:52:27 2010 |
Alberto | Configuration | Electronics | PMC board unplugged, turned on Sorensen switches on 1Y1 rack | Today I put the FSS frequency box back
into the 1Y1 rack.
To power it on, I turned on the 24V |
|
|
3504
|
Wed Sep 1 08:40:28 2010 |
Alberto | Configuration | Electronics | PMC board unplugged, turned on Sorensen switches on 1Y1 rack |
|
|
|
3506
|
Wed Sep 1 11:34:39 2010 |
Alberto | Update | Electronics | FSS Box Phase Noise from DAQ | I measured the phase noise of the LO output
of the FSS box from the DAQ. I'm attaching
the results. |
|
|
3509
|
Wed Sep 1 16:29:28 2010 |
Alberto | Update | Electronics | FSS Box Phase Noise from DAQ - Measurement setup modified |
|
|
|
3520
|
Fri Sep 3 11:03:41 2010 |
Alberto | Frogs | Electronics | Cable cutting tools | I found this very interesting German maker
of cool cable cutting tools. It's called
Jokari. |
|
|
3526
|
Mon Sep 6 10:08:10 2010 |
Alberto | Configuration | Computers | Netgear Network Switch fan broken. | The Netgear Network Switch in the top shelf
of Nodus' rack has a broken fan. It is the
one interfaced to the Martian network. |
|
|
3529
|
Mon Sep 6 22:09:11 2010 |
Alberto | Update | Electronics | RF Frequency Generation Box heat sink installed and tested | Last week I noticed that the high power
amplifiers in the Frequency Generation Box
became hot after 2 hours of continuous operation |
|
|
3530
|
Tue Sep 7 08:56:00 2010 |
Alberto | Update | Electronics | Frequency Generation Box Assembly - Phase Noise Measurements | Here are the results of my phase noise
measurements on the 7 outputs of the Frequency
Generation Box. (BIN=95L applied by DTT). |
|
|
3532
|
Tue Sep 7 13:31:49 2010 |
Alberto | Update | Electronics | RF System - Frequency Distribution Box - Priority Plan | We need a distribution unit in the LSC
rack to: 1) collect the demod signals coming
from the Frequency Generation Box 2) adjust |
|
|
3535
|
Tue Sep 7 15:57:07 2010 |
Alberto | Configuration | Computers | Nodus connection not working. Fixed | [Joe, Alberto]
The Nodus connection to the Martian
network stopped working after someone switched |
|
|
3537
|
Tue Sep 7 22:21:17 2010 |
Alberto | Configuration | Computers | elog restarted | |
|
|
3552
|
Thu Sep 9 12:02:03 2010 |
Alberto | Update | Electronics | Frequency Generation Box - Amplitude Noise Measurements | I measured the amplitude noise of the source
outputs and the EOM outputs of the Frequency
Generation box. |
|
|
3555
|
Thu Sep 9 18:53:56 2010 |
Alberto | Configuration | Electronics | Busby Box, Rai's Box, SR554 in the RF cabinet | I stored the Busby Box, the Rai's Box and
the SR554 preamp in the RF cabinet down the
Y arm. |
|
|
3565
|
Mon Sep 13 11:40:50 2010 |
Alberto | Update | Electronics | Frequency Box Documentation Added to the SVN | I uploaded all the material about the RF
frequency Generation Box into the SVN under
the path: |
|
|
3572
|
Tue Sep 14 18:07:41 2010 |
Alberto | Update | Electronics | Frequency Box Documentation Added to the SVN | I completed a LIGO document describing
design, construction and characterization
of the RF System for the 40m upgrade. |
|
|
3764
|
Fri Oct 22 18:22:27 2010 |
Alberto | Update | Electronics | Epic Takeover |
|
|
|
3783
|
Tue Oct 26 07:02:05 2010 |
Alberto | Configuration | elog | ELOG 2.8.0 -> ELOG 2.7.5 |
|
|
|
3893
|
Thu Nov 11 07:26:03 2010 |
Alberto | Update | Electronics | REFL11 Photodiode Not Working |
|
|
|
8342
|
Mon Mar 25 18:58:09 2013 |
Albert Yang | Update | optical tables | Optical Table Toolboxes | For those of you who spend annoying amounts
of time looking for tools, fear no more.
Toolboxes for each optical table are coming! |
|
|
8382
|
Mon Apr 1 16:16:16 2013 |
Albert | Update | optical tables | Optical Table Toolboxes Update | A heavy duty plastic box is the likeliest
candidate for the optical table toolbox.
It measures 5 9/16 in. x 11 5/8 in. x 4 5/8 |
|
|
8384
|
Mon Apr 1 16:35:42 2013 |
Albert | Update | optical tables | Optical Table Toolboxes Update |
|
|
|
8408
|
Wed Apr 3 19:01:06 2013 |
Albert | Update | optical tables | Optical Table Toolboxes Update |
|
|
|
8445
|
Thu Apr 11 16:29:23 2013 |
Albert | Update | optical tables | Optical Table Toolboxes Update |
|
|
|
8457
|
Mon Apr 15 17:44:28 2013 |
Albert | Update | optical tables | Optical Table Toolboxes Update | I decided to go see what the electrical
tape looks like on the other tools.
These are the tools I felt were necessary |
|
|
8502
|
Mon Apr 29 08:17:40 2013 |
Albert | Update | optical tables | Optical Table Toolboxes Update |
|
|
|
8505
|
Mon Apr 29 15:53:49 2013 |
Albert | Update | optical tables | Optical Table Boxes |
|
7x |
|
3337
|
Fri Jul 30 19:20:15 2010 |
Alastair | Configuration | General | Jacket |
|
|
|
3368
|
Thu Aug 5 16:18:37 2010 |
Alastair | Update | General | clocks still not locked fully - hut removed | The rubidium clocks are still not quite
locked together, though it is clear that
the beat frequency has dropped a lot since |
|
|
3433
|
Wed Aug 18 12:02:29 2010 |
Alastair | Configuration | Computers | elog had crashed again... | ...I restarted it. |
|
|
3441
|
Thu Aug 19 09:52:51 2010 |
Alastair | Update | Computers | Elog down | I restarted it using start-elog-nodus
and this worked out fine - even though I
did it from Pete's on my phone ;-) |
|
|
3442
|
Thu Aug 19 11:38:48 2010 |
Alastair | Update | Computers | ATF wiki | The ATF wiki page doesn't seem to be working
any more. Does anyone know where this
is held so we can try to get it back online? |
|
|
3443
|
Thu Aug 19 12:06:07 2010 |
Alastair | Update | Computers | ATF wiki |
|
|
|
3452
|
Fri Aug 20 20:36:05 2010 |
Alastair | Update | General | Elog | Elog was down, I restarted it. |
|