| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
11244
|
Fri Apr 24 18:13:36 2015 |
rana | Update | General | torque for 1/4-20 | For 1/4-20 bolts made of 18-8 Stainless
Steel, the recommended torque varies
from 65-100 inch-pounds, depending upon the |
|
|
11181
|
Sat Mar 28 03:21:49 2015 |
den | Update | LSC | towards angular ff | Tonight I measured seismic noise coupling
to beam spot on PR2. There is coherence of
0.9 from X to PIT and Y to YAW around the |
|
|
388
|
Fri Mar 21 09:02:03 2008 |
steve | Update | VAC | tp 2 failed | Small turbo #2 is the forepump of the maglev.
It failed last night, shut down the maglev
and interlock closed V1
|
|
|
389
|
Fri Mar 21 11:54:38 2008 |
rob | Update | VAC | tp 2 failed | [quote]Small turbo #2 is the forepump of the
maglev.
It failed last night, shut down the maglev |
|
|
385
|
Thu Mar 20 15:28:20 2008 |
steve | Update | VAC | tp2 's drypump replaced | The fore pump of tp2 was replaced at fore
line pressure 998m Torr |
|
|
1220
|
Fri Jan 9 16:52:18 2009 |
steve | Update | VAC | tp3 forline pump replaced | Alberto took 40m vacuum 101 class as we replaced
the drypump at the annulus pump line.
|
|
|
2970
|
Fri May 21 16:37:35 2010 |
steve | Configuration | VAC | tp3's drypump replaced | Bob replaced the tipseal in an other drypump
and I swapped it in. TP3 turbo is running
again, it's foreline pressure is 40 mTorr. |
|
|
2073
|
Fri Oct 9 01:31:56 2009 |
rana | Configuration | DAQ | tpchn mystery | Does anyone know if this master
file is the real thing that's in use now? |
|
|
2075
|
Fri Oct 9 14:23:53 2009 |
Alex Ivanov | Configuration | DAQ | tpchn mystery | "Yes. This master file is used."
|
|
|
94
|
Mon Nov 12 14:09:19 2007 |
rob | DAQ | General | tpman dead on fb40m | The testpoint manager was dead on fb40m.
I know I re-started it sometime after the
power outage, so something must have killed |
|
|
1417
|
Sun Mar 22 23:16:41 2009 |
rana | DAQ | Computer Scripts / Programs | tpman restart | Could get testpoints but couldn't start excitations.
Restarted tpman on daqawg. Works now.
|
|
|
10869
|
Wed Jan 7 14:16:27 2015 |
Jenne | Update | LSC | trans QPDs realigned | Now that both end transmission QPDs have
the line filters, I aligned them.
I locked and aligned the IR using |
|
|
2494
|
Sun Jan 10 13:32:09 2010 |
Haixing | Update | SUS | transfer function measurement of the quadrant maglev circuit | I have assembled the circuit and the
control box for the quadrant magnetic
levitation yesterday. The final setup |
6x |
|
2495
|
Sun Jan 10 15:47:26 2010 |
Koji | Update | SUS | transfer function measurement of the quadrant maglev circuit | 1. Why do all of the BNCs have no GND connection?
Each should have the individual cables to
the ground. Each signal line and the corresponding |
|
|
2497
|
Sun Jan 10 16:50:34 2010 |
Haixing | Update | SUS | transfer function measurement of the quadrant maglev circuit |
|
|
|
2498
|
Sun Jan 10 17:15:25 2010 |
Koji | Update | SUS | transfer function measurement of the quadrant maglev circuit | 1. Yes. That is the bad. You should eventually
replace the BNCs to the isolated ones.
2. OK. I like to emphasize again |
|
|
4324
|
Fri Feb 18 15:05:49 2011 |
kiwamu | Update | Green Locking | transfer function of angle to beat note (length) | [Koji and Kiwamu]
We |
|
|
6655
|
Tue May 22 00:23:45 2012 |
Den | Update | CDS | transmission error monitor | I've started to create channels and an
medm screen to monitor the errors that occur
during the transmission through the RFM model. |
|
|
13330
|
Mon Sep 25 17:56:33 2017 |
johannes | Update | Computer Scripts / Programs | transmitted power during lossmap | I had to do a reboot + burt restore of
c1psl today. It was unresponsive and I couldn't
get the PMC to lock. I also had to slightly |
|
|
6556
|
Sat Apr 21 21:10:34 2012 |
Jamie | Update | CDS | trend frame issue partially resolved |
|
|
|
7955
|
Tue Jan 29 15:16:18 2013 |
Manasa | Frogs | General | trial run |
I would like to suggest a trial
run on these....Ergomates and |
|
|
7967
|
Wed Jan 30 16:24:25 2013 |
Manasa | Frogs | General | trial run |
|
|
|
3868
|
Fri Nov 5 14:06:19 2010 |
yuta | Update | IOO | tried to align MC by A2L measurement | (Suresh, Kiwamu, Yuta)
Summary: |
|
|
3713
|
Thu Oct 14 01:09:17 2010 |
yuta | Update | IOO | tried to lock MC but failed | (Rana, Koji, Kiwamu, Suresh, Yuta)
|
|
|
6763
|
Wed Jun 6 02:28:02 2012 |
yuta | Update | Green Locking | tried to see Yarm length change with weak beat note | [Jenne, Yuta]
Summary: |
|
|
4671
|
Mon May 9 18:54:29 2011 |
kiwamu | Update | LSC | triggerd locking logic : screen prepared | I made a new medm screen for the triggering
logics. Have fun.
I put a button on C1LSC.adl to invoke |
|
|
7055
|
Tue Jul 31 00:27:52 2012 |
Den | Update | PEM | trillium | We have a Trillium for several days from
Vladimir. I've put seismometer inside the
foam box on linolium. I was not able to level |
|
|
11109
|
Fri Mar 6 13:48:17 2015 |
dark kiwamu | Summary | IOO | triple resonance circuit | I was asked by Koji to point out where
a
schematic of the triple resonant circuit |
|
|
2596
|
Fri Feb 12 13:15:41 2010 |
kiwamu | Update | Electronics | triple resonant EOM --- liniaryity test |
I have
measured the linearity of our triple resonant |
|
|
2602
|
Sat Feb 13 13:21:53 2010 |
Koji | Update | Electronics | triple resonant EOM --- liniaryity test | Looks good. I just thought of the idea
that we also can use Alberto's PLL setup
to sense the modulation with more sensitivity. |
|
|
2586
|
Wed Feb 10 17:28:02 2010 |
kiwamu | Update | Electronics | triple resonant EOM ---- preliminary result | I have made a
prototype circuit of the triple resonant |
|
|
2587
|
Wed Feb 10 23:15:37 2010 |
Koji | Update | Electronics | triple resonant EOM ---- preliminary result | Hey, this looks nice, but can you provide
us the comparison of rad/V with the resonant
EOM of New Focus? |
|
|
2590
|
Thu Feb 11 16:52:53 2010 |
kiwamu | Update | Electronics | triple resonant EOM ---- preliminary result | The commercial resonant EOM of New Focus
has the modulation efficiency of |
|
|
5339
|
Sat Sep 3 14:47:50 2011 |
kiwamu | Update | IOO | triple resonant box : brief estimations about reflections and mode. depths | (RF reflections)
The reflected RF power going back
to the RF generation box will be : |
|
|
5335
|
Fri Sep 2 13:12:08 2011 |
kiwamu | Update | IOO | triple resonant box : ready to install | The triple
resonant box was checked again. Each resonant |
|
|
5336
|
Fri Sep 2 15:56:32 2011 |
Koji | Update | IOO | triple resonant box : ready to install | What are the reflected RF powers for those
frequencies?
Is the 29.5MHz more problem than the |
|
|
2523
|
Mon Jan 18 23:44:19 2010 |
kiwamu | Update | Electronics | triple resonant circuit for EOM | The first
design of the triple resonant EOM circuit |
|
|
2524
|
Tue Jan 19 00:10:44 2010 |
rana | Update | Electronics | triple resonant circuit for EOM | Very cool. |
|
|
2526
|
Tue Jan 19 02:40:38 2010 |
Koji | Update | Electronics | triple resonant circuit for EOM | The design looks very good. I have some
questions.
1. As far as I remember, you've |
|
|
2527
|
Tue Jan 19 03:04:14 2010 |
Koji | Update | Electronics | triple resonant circuit for EOM | Self-follow:
I got the answer of Q3 from the follow-up
entry. |
|
|
3462
|
Tue Aug 24 11:23:32 2010 |
steve | Update | PEM | tripod leg installation completed | Bertine Robby, Bertin and Jerry completed
the installation by pouring concrete yesterday
and cleaning up today. |
7x |
|
241
|
Wed Jan 16 14:09:45 2008 |
rob | Update | LSC | tuesday's locking |
I got a little further with the locking (PRFPMI)
last night, after discovering that the cable |
|
|
1463
|
Thu Apr 9 12:23:49 2009 |
pete | Update | Locking | tuning ETM common mode | Pete, Yoichi
Last night, we put the IFO in FP
Michelson configuration. We took transfer |
|
|
13143
|
Tue Jul 25 14:04:06 2017 |
Steve | Update | VAC | turbo controller installed and we are running at vac normal | Gautam and Steve,
Spare Varian turbo-V 70 controller,
Model 969-9505, sn 21612 was swapped in. |
|
|
4461
|
Wed Mar 30 16:57:13 2011 |
kiwamu | Update | General | turned off c1aux | [Steve / Kiwamu]
As a part of the video cable
session, we reconnected some power cords |
|
|
2479
|
Tue Jan 5 13:23:45 2010 |
Alberto | Omnistructure | Environment | turning page | In the lab there are lots of old posters
with outdated autocad drawings, or printouts
with schematics of old electronics hanging |
|
|
7949
|
Mon Jan 28 21:32:38 2013 |
jamie | Update | Alignment | tweaking of alignment into half PRC | [Koji, Jamie]
We tweaked up the alignment of the
half PRC a bit. Koji started by looking |
|
|
2707
|
Wed Mar 24 04:22:51 2010 |
kiwamu, matt | Update | Green Locking | two NPRO PLL | Now some pedestals, mirrors and lenses
are left on the PSL table, since we are on
the middle way to construct a PLL setup which |
|
|
2710
|
Wed Mar 24 14:52:02 2010 |
Alberto | Update | Green Locking | two NPRO PLL |
|
|
|
6857
|
Fri Jun 22 20:00:14 2012 |
Jamie | Omnistructure | Electronics | two RG-405 cables ran from 1X2 rack to control room | [Yaakov, Eric, Jenne, Yuta]
Two of our surfs, Yaakov and Eric,
pulled two unused RG-405/SMA cables that |
|