| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
3815
|
Thu Oct 28 23:17:15 2010 |
yuta | Summary | CDS | [EMERGENCY] accidentally deleted daqd | Rana showed me that if c1sus machine runs
c1mcs stuff(and c1x02 stuff) only, we can
use dataviewer without crashing fb. |
|
|
3828
|
Fri Oct 29 18:37:33 2010 |
yuta | Summary | CDS | daqd and current CDS status | Background:
Before Joe left(~ 1 hour ago),
fb was working for a while. But after he |
|
|
3829
|
Sat Oct 30 05:27:53 2010 |
yuta | Summary | CDS | CDS time delay measurement | Motivation:
We want to know the time delay
of CDS in the IOP scheme. |
|
|
3838
|
Mon Nov 1 15:47:15 2010 |
yuta | Summary | CDS | CDS time delay measurement | Background:
I measured CDS time delay last
week, but because of my lack of understanding |
|
|
3841
|
Mon Nov 1 19:32:08 2010 |
yuta | Summary | CDS | fb crashed? during c1ioo and c1mcs connection at ASC | Frame builder
died again!! |
|
|
3842
|
Mon Nov 1 23:31:05 2010 |
yuta | Update | CDS | checked input hardware filter in single frequency | Background:
For input filter, we have analog
whitening filter and also digital whitening |
|
|
3849
|
Wed Nov 3 02:23:11 2010 |
yuta | Summary | CDS | checking whitening filter board | Summary:
Last night, I found that some
of the input channels have wrong hardware |
|
|
3850
|
Wed Nov 3 02:37:39 2010 |
yuta | Summary | Green Locking | coarse locked green beat frequency | (Kiwamu, Yuta)
|
|
|
3857
|
Wed Nov 3 21:19:40 2010 |
yuta | Update | CDS | put LOCKIN to c1ioo model and checked | (Joe, Yuta)
Summary: |
|
|
3863
|
Thu Nov 4 17:53:29 2010 |
yuta | Update | CDS | primitive python script for A2L measurement | Summary:
I wrote |
|
|
3868
|
Fri Nov 5 14:06:19 2010 |
yuta | Update | IOO | tried to align MC by A2L measurement | (Suresh, Kiwamu, Yuta)
Summary: |
|
|
3876
|
Sat Nov 6 07:26:54 2010 |
yuta | Summary | IOO | reduced common mode displacement of the beam through MC1 to MC3 | (Koji, Suresh, Yuta)
Summary: |
|
|
3883
|
Tue Nov 9 05:40:12 2010 |
yuta | Summary | IOO | MC aligning going on | (Suresh, Yuta)
Background: |
|
|
3884
|
Wed Nov 10 02:51:35 2010 |
yuta | Summary | IOO | limitation of current MC aligning | (Suresh, Yuta)
Summary: |
|
|
3886
|
Wed Nov 10 12:21:18 2010 |
yuta | Summary | IOO | limitation of current MC aligning | 1. We didn't measure the aperture size
last night. We have to check that.
|
|
|
3891
|
Thu Nov 11 04:32:53 2010 |
yuta | Summary | CDS | found poor contact of DAC cable, previous A2L results were wrong | (Koji, Jenne, Yuta)
|
|
|
3892
|
Thu Nov 11 05:56:04 2010 |
yuta | Summary | IOO | setting up temporary oplev for coil balancing of MCs | (Suresh, Yuta)
Background: |
|
|
3905
|
Fri Nov 12 06:10:24 2010 |
yuta | Update | IOO | MC aligned (without coil balancing) | Background:
Last night, we found that one
of DAC channels are poorly connected, so |
|
|
3912
|
Sat Nov 13 15:53:05 2010 |
yuta | Update | CDS | diagonalization of MC input matrix | Motivation:
MC is aligned from the A2L
measurement, but to do the beam centering |
|
|
3929
|
Tue Nov 16 03:33:22 2010 |
yuta | Update | IOO | aligned Faraday, beam reached SM just before PRM | (Koji, Yuta)
|
|
|
3937
|
Wed Nov 17 02:53:41 2010 |
yuta | Update | IOO | placed new PRM to BS table | (Kiwamu, Yuta)
Background: |
|
|
3941
|
Wed Nov 17 20:44:59 2010 |
yuta | Summary | CDS | no QPD channels on c1sus machine today | (Joe, Suresh, Yuta)
|
|
|
3943
|
Thu Nov 18 00:40:31 2010 |
yuta | Update | IOO | PRM reflected beam reached AP table | (Kiwamu, Yuta)
Summary: |
|
|
3948
|
Thu Nov 18 16:32:21 2010 |
yuta | Summary | CDS | current damping status for all optics c1sus handles | Summary:
I set Q-values for each
ringdown of PRM, BS, ITMX, ITMY, MC1, MC2, |
|
|
3957
|
Fri Nov 19 17:12:22 2010 |
yuta | Update | CDS | ETMX damped, but with weird TO_COIL matrix | Background:
c1iscex machine is currently
being setup and RT model c1scx is running. |
|
|
3959
|
Sat Nov 20 01:58:56 2010 |
yuta | HowTo | CDS | editting RT models and MEDM screens | (Suresh, Yuta)
If you come up with a good idea and |
|
|
3960
|
Sat Nov 20 02:25:30 2010 |
yuta | Update | CDS | 2 LOCKINs for suspension models | (Suresh, Koji, Yuta)
Background: |
|
|
3961
|
Sat Nov 20 03:37:11 2010 |
yuta | Summary | CDS | CDS time delay measurement - the ripple | (Koji, Joe, Yuta)
Motivation: |
|
|
6654
|
Mon May 21 21:27:39 2012 |
yuta | Update | CDS | MEDM suspension screens using macro | Background:
We need more organized MEDM
screens. Let's use macro. |
|
|
6663
|
Tue May 22 20:46:38 2012 |
yuta | Update | CDS | MEDM suspension screens using macro | I fixed the problem Jamie pointed out in
elog #6657
and #6659. |
|
|
6677
|
Thu May 24 16:13:05 2012 |
yuta | Update | Computers | ASS scripts on new ubuntu machines | [Den, Yuta]
Background: |
|
|
6709
|
Tue May 29 21:05:30 2012 |
yuta | Update | IOO | PMC, MC alignment are shit |
|
|
|
6713
|
Wed May 30 01:35:15 2012 |
yuta | Update | Green Locking | aligned Y arm green beam | [Jenne, Yuta]
We aligned the Y arm for IR (C1:LSC-TRY_OUT
is now ~ 0.9), and aligned the green beam |
|
|
6715
|
Wed May 30 15:51:22 2012 |
yuta | Update | IOO | MC beam spot oscillation | [Koji, Suresh, Jenne, Yuta]
Background:
We noticed that the beam spots |
|
|
6718
|
Wed May 30 19:27:38 2012 |
yuta | Update | IOO | MC beam spot oscillation | [Koji, Yuta]
We found that C1:SUS-MC{1,2,3}_TO_COIL_3_4_GAIN |
|
|
6724
|
Thu May 31 01:27:16 2012 |
yuta | Update | Green Locking | PSL and Y arm green beams aligned | [Jenne, Yuta]
We aligned the PSL green optics so
that the PSL green beam and Y arm green beam |
|
|
6725
|
Thu May 31 01:36:17 2012 |
yuta | Update | Green Locking | GREEN_TRX/GREEN_TRY PDs | I did the cabling for monitoring DC transmission
of the green beam from the end table.
The two PDs are called GREEN TRX and |
|
|
6726
|
Thu May 31 02:27:24 2012 |
yuta | Update | IOO | script for reliefing MC WFS | I wrote a simple script for reliefing MC
WFS servo. The script is located at /opt/rtcds/caltech/c1/scripts/MC/reliefMCWFS. |
|
|
6727
|
Thu May 31 04:03:17 2012 |
yuta | Update | IOO | script for MC beam spot measurement | I wrote a wrapping script for measuring
MC beam spot. We had to run several scripts
for the measurement (see elog #6688), |
|
|
6731
|
Thu May 31 16:19:07 2012 |
yuta | Update | Green Locking | temperature setting for PSL doubling crystal | I fixed the temperature control of the
oven for the PSL doubling crystal.
The PID settings were not good, and |
|
|
6746
|
Sat Jun 2 03:19:37 2012 |
yuta | Update | Green Locking | Y green beat note found? - too small | Summary:
I tried to find Y arm green
beat in order to do the mode scan. |
|
|
6757
|
Tue Jun 5 21:09:40 2012 |
yuta | Update | Computer Scripts / Programs | hacked ezca tools | Currently, ezca tools are flakey and fails
too much.
So, I hacked ezca tools just like |
|
|
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: |
|
|
6767
|
Wed Jun 6 15:16:00 2012 |
yuta | Update | IOO | MC WFS offsets adjusted | MC reflection (C1:IOO-MC_RFPD_INMON) got
worse when WFS servos were on. After aligning
MC optics, it will be ~0.5 but if I turned |
|
|
6771
|
Wed Jun 6 21:11:45 2012 |
yuta | Update | Green Locking | improved Y arm green alignment | Summary:
Y arm green transmission to
the PSL table improved from ~ 20 uW to 61 |
|
|
6775
|
Thu Jun 7 01:46:05 2012 |
yuta | Summary | Green Locking | Y green beat - found it!! | I found the big big Y green beat. Details
will be posted later.
|
|
|
6776
|
Thu Jun 7 02:25:27 2012 |
yuta | Update | Green Locking | improved Y arm green alignment - even more | [Koji, Yuta]
Summary: |
|
|
6777
|
Thu Jun 7 02:59:31 2012 |
yuta | Update | Green Locking | Y green beat - found it!! | Summary:
I found the big green beat
note for the Y arm. The alignment of the |
|
|
6778
|
Thu Jun 7 03:37:26 2012 |
yuta | Update | CDS | mx_stream restarted on c1lsc, c1ioo | c1lsc and c1ioo computers had FB net statuses
all red. So, I restarted mx_stream on each
computer. |
|
|
6779
|
Thu Jun 7 05:39:41 2012 |
yuta | Update | Green Locking | coarsely stabilized Y arm length with ALS | I coarsely stabilized Y arm length to off
resonance point for IR using ALS.
Currently, ASL servo loop is unstable |
|