| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
7581
|
Fri Oct 19 16:24:39 2012 |
rana | Update | Locking | Alignment is really bad?? |
VENT |
|
|
3847
|
Tue Nov 2 16:24:07 2010 |
Koji | Update | Auxiliary locking | Alignment for the green in the X trans table | [Kiwamu Koji]
Today we found the green beam
from the end was totally missing at the vertex. |
|
|
7673
|
Tue Nov 6 16:38:37 2012 |
jenne, jamie, ayaka, manasa | Update | Alignment | Alignment back under control again | We had a big alignment party early this
morning, and things are back to looking good.
We have been very careful not to bump or |
|
|
7291
|
Tue Aug 28 00:16:19 2012 |
jamie | Update | General | Alignment and vent prep | I think we (Jenne, Jamie) are going to
leave things for the night to give ourselves
more time to prep for the vent tomorrow. |
|
|
10534
|
Wed Sep 24 18:17:46 2014 |
ericq | Update | General | Alignment Restored | Interferometer
alignment is restored
ASS has been run on each arm, recycling |
|
|
1793
|
Sun Jul 26 13:19:54 2009 |
rana | Update | PSL | Aligning the mode cleaner | I set the MC back to its good alignment
(June 21st) using this
procedure. The trend of the OSEM values |
|
|
1794
|
Sun Jul 26 16:05:17 2009 |
Alberto | Update | PSL | Aligning the mode cleaner |
|
|
|
1795
|
Mon Jul 27 09:34:07 2009 |
steve | Summary | IOO | Aligning the mode cleaner |
|
|
|
1788
|
Fri Jul 24 21:02:46 2009 |
Alberto | Update | PSL | Aligning the beam to the Faraday | This afternoon I kept working on the alignment
of the beam so that it matches at the same
the PSL periscope, the Mode Cleaner and the |
|
|
1791
|
Sat Jul 25 16:04:32 2009 |
rob | Update | PSL | Aligning the beam to the Faraday |
|
|
|
1792
|
Sat Jul 25 19:04:01 2009 |
Koji | Update | PSL | Aligning the beam to the Faraday |
|
|
|
14337
|
Mon Dec 10 12:11:28 2018 |
aaron | Update | OMC | Aligning the OMC | I did some ray tracing and determined that
the aux beam will enter the OMC after losing
some power in reflection on OMPO (couldn't |
|
|
14343
|
Tue Dec 11 14:24:18 2018 |
aaron | Update | OMC | Aligning the OMC | I set up a function generator to drive
OMC-L, and have the two DCPD mons and the
OMC REFL PD sent to an oscilloscope. I need |
|
|
14346
|
Tue Dec 11 22:50:07 2018 |
aaron | Update | OMC | Aligning the OMC | I did the following:
Noticed that the OMC rack's
power has +-18V, but I had tested |
6x |
|
14355
|
Thu Dec 13 22:36:42 2018 |
aaron | Update | OMC | Aligning the OMC | I turned on AUX, and aligned the aux beam
to be centered on the first optic the AS
beam sees on the AP table. I then turned |
|
|
14357
|
Fri Dec 14 13:02:24 2018 |
aaron | Update | OMC | Aligning the OMC | I replaced the 2'' AUX-AS combining
BS with a 2'' HR mirror for 1064.
I aligned the AUX beam from the new HR mirror |
|
|
14358
|
Fri Dec 14 13:06:12 2018 |
aaron | Update | OMC | Aligning the OMC | I replaced the 2'' AUX-AS combining
BS with a freshly mounted 2'' HR
mirror for 1064. The mirror is labelled 'Y1-2037-45-P', |
|
|
14363
|
Mon Dec 17 20:45:40 2018 |
aaron | Update | OMC | Aligning the OMC | [gautam, aaron]
We did work in the OMC chamber
today to get the OMC aligned. Aaron was in |
|
|
5182
|
Thu Aug 11 04:45:07 2011 |
Suresh | Update | IOO | Aligning the 1064nm beam with the in-vacuum pzt's | [Kiwamu, Suresh]
We worked on the beam path from MC
to BS this evening. |
|
|
7579
|
Fri Oct 19 01:21:42 2012 |
Evan | Update | Locking | Aligning PZTs, PRM | [Evan, Jenne]
Tonight we made an attempt at getting
the PRM + ITMY aligned with correct input |
|
|
4116
|
Wed Jan 5 23:22:00 2011 |
Jenne | Update | Cameras | Aligned the Xarm, no big deal | [Kiwamu, Jenne]
We successfully aligned the X arm.
No big deal. Nothing to |
|
|
4117
|
Wed Jan 5 23:37:12 2011 |
rana | Update | Cameras | Aligned the Xarm, no big deal | Pretty fancy work actually...I wouldn't
have guessed that you need to look at the
back of the ETM. Does this mean that we can't |
|
|
4118
|
Wed Jan 5 23:45:33 2011 |
Jenne | Update | Cameras | Aligned the Xarm, no big deal | Correct. We can see the flashes clearly
on our new ETM camera, but we see absolutely
nothing on the ITM. |
|
|
4119
|
Thu Jan 6 00:03:05 2011 |
Koji | Update | Cameras | Aligned the Xarm, no big deal | Nice, nice!
The power budget for the FPMI is |
|
|
3804
|
Thu Oct 28 03:21:35 2010 |
Suresh | Update | Locking | Aligned the MC2 transmission photodiode | Yuta and
Suresh
|
|
|
2318
|
Mon Nov 23 21:36:38 2009 |
Koji | Update | IOO | Aligned PMC/RC | I aligned the beam goes to PMC. It increased
the MC Trans from 8.25 to 8.30.
I also aligned the beam goes to RC. |
|
|
10724
|
Mon Nov 17 23:04:51 2014 |
Jenne | Update | PSL | Aligned PMC | I aligned the beam into the PMC, mostly
in yaw. Don't know why it drifted,
but it was annoying me, so I fixed it. |
|
|
8101
|
Mon Feb 18 23:41:15 2013 |
Sendhil | Update | Alignment | Aligned IPPOS, IPANG and OPLEVS | [Yuta, Sendhil]
We aligned IPPOS, IPANG and all OPLEVs
(except for ETMX and SRM). |
|
|
14151
|
Thu Aug 9 22:50:13 2018 |
gautam | Update | CDS | AlignSoft script modified | After this
work of increasing the series resistance
on ETMX, there have been numerous occassions |
|
|
683
|
Wed Jul 16 16:59:07 2008 |
Alberto | Update | General | Aligment | I think the two beams are aligned again -
they both pass the Faraday, they match at
the irises and all along the optical path |
|
|
7101
|
Tue Aug 7 11:46:24 2012 |
Jamie | Update | CDS | Alex working on daqd | Alex is apparently working on daqd (remotely).
I'll report back when I find out more. |
|
|
3836
|
Mon Nov 1 14:53:30 2010 |
josephb, alex, rolf | Update | CDS | Alex updated FB and mx_streams code | Problem:
The framebuilder was being flaky.
MX_streams would go down, prevent testpoints |
|
|
1159
|
Mon Nov 24 16:43:34 2008 |
rana | Configuration | Computers | Alex and Jay took away some computers from the racks | I was over at Wilson house and saw Jay and
Alex bring in 3 rackmount computers. One
was a Sun 4600 and
|
|
|
4758
|
Sat May 21 17:02:38 2011 |
Koji | Update | Electronics | Alberto's 11MHz was modified to POP55MHz | - Resonant at 55MHz. The transimpedance
is 258Ohm. That is about half of REFL55 (don't
know why). |
|
|
15634
|
Mon Oct 19 15:40:02 2020 |
Koji | Update | PEM | Alaska EQ M7.5 | Alaska M7.5 20:54UTC https://earthquake.usgs.gov/earthquakes/eventpage/us6000c9hg/executive
I looked at the suspensions. The |
|
|
1766
|
Tue Jul 21 01:11:30 2009 |
Dmass | AoG | Computers | Alarms going off | I came into the 40m to sign things out
briefly then swiftly return them, and the
alarms were going off on op540m at 1am. |
|
|
14863
|
Fri Sep 6 16:38:24 2019 |
aaron | Update | ALARM | Alarm noise from smart-ups machine under workstation? | There was an alarm sound from the Smart-UPS
2200 sitting under the workstation. I see
that the 'replace battery' light |
|
|
14864
|
Fri Sep 6 18:08:29 2019 |
rana | Update | Computers | Alarm noise from smart-ups machine under workstation? | please no one touch
the UPS: last time it destroyed ROSSA.
Please ask Chub to order the replacement |
|
|
644
|
Tue Jul 8 00:14:28 2008 |
John | Summary | Computers | Alarm handler | Rob thought it would be nice to have some
alarms on the cpu loads and FE syncs.
I added all these channels to the alarm handler |
|
|
571
|
Thu Jun 26 01:10:18 2008 |
rana | Update | PEM | Alarm Handler indicates that dust level is high | [I]In its first useful act[/I], the Alarm
Handler started beeping indicating that the
[COLOR=purple]dust particle
|
|
|
570
|
Thu Jun 26 01:08:22 2008 |
rana | Configuration | General | Alarm Handler Revived | I have revived the Alarm Handler by turning
it on on op540m and adjusting the levels
of
|
|
|
578
|
Thu Jun 26 20:59:22 2008 |
rana | Update | Computer Scripts / Programs | Alarm Handler | [COLOR=red][SIZE=5][B]Please do not turn off
the Alarm Handler on op540m.[/B][/SIZE][/COLOR] |
|
|
12411
|
Mon Aug 15 18:28:15 2016 |
gautam | Update | SUS | Air-bake preparation | I
assume that we are prepared to live with
the pitch bias situation of ETMY |
|
|
12422
|
Thu Aug 18 14:14:20 2016 |
gautam | Update | SUS | Air-bake of towers - finished | I took the two cages, wires and wire clamps
out this morning, back into the cleanroom
after their 12 hour 70C bake. |
|
|
12420
|
Wed Aug 17 23:00:57 2016 |
gautam | Update | SUS | Air-bake of towers | I just put in the following into the air
bake oven for a 12 hour, 70C bake:
ETMX and ETMY cages (with |
|
|
12416
|
Wed Aug 17 08:47:43 2016 |
ericq | Update | SUS | Air-bake finished | I turned off the air bake oven at 8:45AM.
I'll leave the optics alone for a bit
while it cools. |
|
|
12415
|
Tue Aug 16 21:54:27 2016 |
gautam | Update | SUS | Air-bake - IN PROGRESS | I
put in both ETMX and ETMY into the air-bake
oven at approximately 8.45pm tonight. |
|
|
11928
|
Tue Jan 12 08:40:06 2016 |
Steve | Update | PEM | Air cond maintenance | Air condition maintenance is happening.
It should be done by 10am |
|
|
14572
|
Thu Apr 25 10:13:15 2019 |
Chub | Update | General | Air Handler Out of Commission | The air handler on the roof of the 40M
that supplies the electronics shop and computer
room is out of operation until next week. |
|
|
16898
|
Tue Jun 7 19:13:12 2022 |
yuta | Update | SUS | Agreement on suspension damping loop polarity conventions | Anchal, Paco and I agreed to follow
the polarity conventions below for suspension
damping loops. |
|