| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
5319
|
Mon Aug 29 18:16:10 2011 |
jamie | Update | CDS | Re : fb down | fb is now up and running, although the
/frames raid is still undergoing an fsck
which is likely take another day. Consequently |
|
|
16715
|
Tue Mar 8 19:29:36 2022 |
Paco | Update | BHD | Re-balance of AS1 | [Paco]
Installed AS1 in vacuum, near the
center of the table, and installed the OSEMs. |
|
|
16716
|
Wed Mar 9 09:35:26 2022 |
Paco | Update | BHD | Re-balance of AS1 | [Paco]
AS1 is installed, OSEMs balanced,
and the optic damped successfully. We should |
|
|
3798
|
Wed Oct 27 16:15:35 2010 |
Suresh | Update | SUS | Re-glued magnet to the PRM | Thanh and I re-glued the magnet to the
PRM following the procedure outlined by Jenne
The PRM in the gluing fixture has |
|
|
11501
|
Wed Aug 12 22:33:36 2015 |
Ignacio | Update | IOO | Re-measured MC2 -> MCL TF | Since I will need to do transfer function
measurements in order to implement FF for
the arms and the MC2's yaw and pitch |
|
|
16678
|
Thu Feb 24 18:05:58 2022 |
Yehonathan | Update | BHD | Re-susspension of AS1 | {Yehonathan, Anchal, Paco}
Yesterday, Anchal and Paco removed
AS1 from the vacuum chamber and moved it |
|
|
16694
|
Wed Mar 2 14:02:43 2022 |
Yehonathan | Update | BHD | Re-susspension of AS1 | Yesterday, I rebuilt the OpLev setup in
the cleanroom in order to suspend AS1. It
took me a while to find all the necessary |
|
|
16698
|
Thu Mar 3 17:09:46 2022 |
Paco | Update | BHD | Re-susspension of AS1 | [Anchal, Paco]
Wire clamp spare was installed,
furthermore AS1 was reinstalled on adapter, |
|
|
16710
|
Mon Mar 7 16:56:08 2022 |
Yehonathan | Update | BHD | Re-susspension of AS1 | {Paco, Yehonathan}
We tried to roughly balance the
adapter with two counterweights at the front, |
|
|
16711
|
Mon Mar 7 18:53:16 2022 |
Koji | Update | BHD | Re-susspension of AS1 | Not sure if that small difference can cause
the alignment inability. Particularly, the
removed metal was just below the wire. This |
|
|
16714
|
Tue Mar 8 12:24:13 2022 |
Yehonathan | Update | BHD | Re-susspension of AS1 | The gluing seemed to be successful. I assembled
the side block with the magnet on the adapter.
Paco helped me hang the adapter on the SOS |
|
|
3823
|
Fri Oct 29 14:06:12 2010 |
kiwamu | Update | Green Locking | Re: 80MHz VCO for green PLL : VCO calibration | P.S. There is a document about the 80MHz
VCO box. This may be helpful.
|
|
|
14014
|
Mon Jun 25 19:14:02 2018 |
Udit | Summary | General | Re: A summary of the Tip-TIlt Mirror Holder design changes | 2. Weighted screw rod at the bottom
for tilting the mirror-holder:
The screw length selected here |
|
|
14015
|
Mon Jun 25 21:14:08 2018 |
Koji | Summary | General | Re: A summary of the Tip-TIlt Mirror Holder design changes | 3.
- Do we need this much of extended
range of the clamp location? How much range |
|
|
5251
|
Wed Aug 17 02:48:56 2011 |
kiwamu | Update | RF System | Re: AM in the PM | [Keiko / Suresh / Anamaria / Kiwamu]
The AM |
|
|
5285
|
Tue Aug 23 09:40:37 2011 |
kiwamu | Update | General | Re: AS clipping fixed | Indeed it was suspenseful.
We
tried finding where the clipping happened, |
|
|
619
|
Tue Jul 1 21:54:05 2008 |
Koji | Update | General | Re: Abs. Length Meas. setup | I tried to look for the beating in the signal
from the PD but I couldn't find. I had the
temperature of the laser initially set to |
|
|
5652
|
Tue Oct 11 19:11:25 2011 |
kiwamu | Update | LSC | Re: BS actuator reponse at low frequency : measured | I think
the precision due to the loop gain uncertainty |
|
|
4948
|
Wed Jul 6 18:15:26 2011 |
kiwamu | Update | SUS | Re: BS oplev spectra | [Steve / Kiwamu]
Motivation:
|
|
|
13479
|
Fri Dec 15 00:26:40 2017 |
johannes | Update | CDS | Re: CDS recovery, NFS woes |
Quote:
|
|
|
4611
|
Tue May 3 13:22:13 2011 |
Leo | Update | SUS | Re: DRMI prep : suspension diagnostic | Here are the free-swinging spectra for
the BS, ETMX, ETMY, ITMX, ITMY, MC1, MC2,
MC3, and PRM chambers. Kiwamu left |
10x |
|
4613
|
Tue May 3 15:04:20 2011 |
kiwamu | Update | SUS | Re: DRMI prep : suspension diagnostic | Jenne went through all the suspension racks
and pushed all the connectors.
After pushing them, we had a quick |
|
|
5153
|
Tue Aug 9 11:33:33 2011 |
kiwamu | Update | SUS | Re: ETMX free swinging data | I believe that the 17 Hz broad structure on
SIDE is just because of a bad rotational |
|
|
5221
|
Sat Aug 13 02:31:42 2011 |
kiwamu | Update | SUS | Re: ETMY hopefully good again | I guess the ETMY suspension is still fine.
Their OSEM DC voltage and the free swinging
spectra look healthy. |
|
|
5237
|
Mon Aug 15 13:16:50 2011 |
Jenne | Update | SUS | Re: ETMY hopefully good again |
|
|
|
1753
|
Wed Jul 15 18:22:15 2009 |
Koji | Update | Cameras | Re: GigE Phase Camera |
|
|
|
3340
|
Sat Jul 31 10:12:05 2010 |
kiwamu | Update | VAC | Re: How to stop and start slow pumpdown | I resumed the pumping down. It started
from 9:55 am. |
|
|
3341
|
Sat Jul 31 14:59:33 2010 |
kiwamu | Update | VAC | Re: How to stop and start slow pumpdown | I stopped the pumping at 14:50 pm
because I was going back home. I did the |
|
|
4921
|
Thu Jun 30 11:36:54 2011 |
Jamie | Update | SUS | Re: ITMX whitening, ETMX left free swinging |
|
|
|
5338
|
Fri Sep 2 17:57:18 2011 |
kiwamu | Update | SUS | Re: ITMY released without opening chambers | It
stacked again |
|
|
4627
|
Wed May 4 15:22:39 2011 |
kiwamu | Update | | Re: Intermittent MC3 UL PD signal | I
went push all the possible connectors for
the MC3 shadow sensors including the SCSIs, |
|
|
7570
|
Wed Oct 17 19:35:58 2012 |
Koji | Update | Computers | Re: Lots of new White :( | Solved. The power code of c1iscaux was
loose.
|
|
|
7574
|
Thu Oct 18 08:00:40 2012 |
jamie | Update | Computers | Re: Lots of new White :( |
|
|
|
5173
|
Wed Aug 10 14:30:55 2011 |
kiwamu | Update | IOO | Re: MC A2L alignment | I modified a set of the automated MC
locking scripts which are dedicated for the
low power MC. |
|
|
5238
|
Mon Aug 15 14:07:39 2011 |
kiwamu | Update | IOO | Re: MC misaligned a lot | The leveling
was still okay. The MC mirrors were realigned |
|
|
4643
|
Thu May 5 15:28:23 2011 |
kiwamu | Update | LSC | Re: MI locking : calibration of BS and ITMs actuators | They are the DC responses.
I put the resonant frequencies that |
|
|
1373
|
Mon Mar 9 11:09:33 2009 |
Alberto | Update | Computers | Re: Not even data retrieval working | [quote]Although getting the regular DAQ data
works, we can't get any testpoints.
|
|
|
2920
|
Wed May 12 10:33:32 2010 |
kiwamu | Update | Green Locking | Re: Reflection from ETM and ITM ! | The procedure you wrote down as a standard
is right. I explain reasons why
we didn't do such way. |
|
|
2921
|
Wed May 12 12:25:11 2010 |
Koji | Update | Green Locking | Re: Reflection from ETM and ITM ! | ???
I still don't understand. What principle
are you rely on? |
|
|
5776
|
Tue Nov 1 16:02:15 2011 |
kiwamu | Update | SUS | Re: SUS input matrix diagonalizer REMOVED from crontab |
|
|
|
4195
|
Mon Jan 24 13:08:07 2011 |
kiwamu | Update | Green Locking | Re: X arm locked ! |
|
|
|
4196
|
Mon Jan 24 14:27:13 2011 |
kiwamu | Update | Green Locking | Re: X arm locked ! |
|
|
|
4413
|
Fri Mar 18 16:06:30 2011 |
kiwamu | Update | Green Locking | Re: Y arm plan for today | We use
Alberto's laser for the Y end Green Locking. |
|
|
4414
|
Fri Mar 18 16:31:11 2011 |
Suresh | Update | Green Locking | Re: Y arm plan for today | The
reason for using Alberto's laser is that
some amount of work has already gone into |
|
|
5125
|
Fri Aug 5 15:11:24 2011 |
kiwamu | Update | SUS | Re: cross coupling | There is a page on the 40m wiki explaining
the procedure.
|
|
|
3414
|
Thu Aug 12 18:30:08 2010 |
kiwamu | Update | CDS | Re: current status | Yes.
The medm screen C1SUS_GDS_TP.adl
showed some numbers which correspond |
|
|
2374
|
Wed Dec 9 21:09:28 2009 |
kiwamu | Update | SUS | Re: free swinging spectra of ETMY and ITMX | Okay, now the data are attached. At that
time I just wanted to say like the follower.
- - - |
|
|
2375
|
Thu Dec 10 00:46:15 2009 |
Koji | Update | SUS | Re: free swinging spectra of ETMY and ITMX | Well, I get the point now. It could
be either seismic or change in the suspension
Q. |
|
|
3315
|
Thu Jul 29 10:39:43 2010 |
kiwamu | Update | SUS | Re: installation of in-vac optics | I updated the last entry |
|
|
3092
|
Sun Jun 20 18:28:25 2010 |
kiwamu | Update | Green Locking | Re: lock with PDH box | On the wiki I summarized about the modification
of the PDH box which is currently running
on the end PDH locking. |
|