| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
17017
|
Tue Jul 19 07:34:46 2022 |
Anchal | Update | Calibration | Error propagation to astrophysical parameters from detector calibration uncertainty | Addressing the comments as numbered:
Yeah, that's correct,
that equation normally |
|
|
17045
|
Thu Jul 28 20:16:26 2022 |
Anchal | Update | BHD | Shaking test for LO beam AS beam to BHD DCPDs | Some insights from the inside vacuum situation:
The beam is an incident
near normal on PR2 close to the center of |
|
|
17049
|
Sat Jul 30 10:38:12 2022 |
Anchal | Update | PSL | FSSSlow/MCAutolocker issue (docker) | The FSSSlow script was not properly documented
and it was not working, so I had to use one
that I knew worked from CTN. This scripts |
|
|
17057
|
Thu Aug 4 11:28:22 2022 |
Anchal | Update | PSL | FSSSlow/MCAutolocker issue (docker) | Added C1:IOO-MC_LOCK
to ALConfigMC.yml which solved the isse
with FSS Slow. We should tune the FSS Slow |
|
|
17080
|
Mon Aug 15 15:43:49 2022 |
Anchal | Update | General | Complete power shutdown and startup documentation | All steps taken have been recorded here:
https://wiki-40m.ligo.caltech.edu/Complete_power_shutdown_2022_08 |
|
|
17081
|
Mon Aug 15 18:06:07 2022 |
Anchal | Update | General | c1vac issues, 1 pressure gauge died | [Anchal, Paco, Tega]
Disk full issue:
c1vac
was showing /var disk to be full. We moved |
|
|
5243
|
Mon Aug 15 21:43:29 2011 |
Anamaria and Keiko | Summary | Locking | central part ifo locking project | REFL33 and REFL165 cables were connected
from the AP table to the rack. Cables
on the rack for REFL33I, 33Q, 165I, 165Q |
|
|
5249
|
Tue Aug 16 16:59:20 2011 |
Anamaria | Update | RF System | AM in the PM | Kiwamu, Keiko, Anamaria
Looking at the I and Q signals coming
from REFL11 and REFL55 we saw large offsets, |
|
|
5255
|
Wed Aug 17 15:47:18 2011 |
Anamaria | Update | SUS | ETMX Side Sensor slow channel down for a long time | Jenne, Anamaria
We aligned the ETMX OSEMs and ran
into this issue. Looking at the SENSOR_SIDE |
|
|
5278
|
Mon Aug 22 20:37:43 2011 |
Anamaria | Configuration | RF System | Plan for install of 3f PDs | I made a quick sketch of how to include
two more RF PDs on the REFL beam, given the
space we have on the table. We want to install |
|
|
5284
|
Tue Aug 23 06:49:24 2011 |
Anamaria | Update | General | more in-vac work : AS clipping fixed and OSEM/oplev adjustment | Where was the AS clipping?! Ah, the suspense...
|
|
|
5389
|
Mon Sep 12 18:45:04 2011 |
Anamaria | Configuration | LSC | AP table current layout | Before we install the REFL 3f PDs I made
a drawing of the current table layout, since
there has been no update lately. Once I've |
|
|
5401
|
Wed Sep 14 01:19:20 2011 |
Anamaria | Configuration | LSC | 3f PD Install in Progress | I have reconfigured the refl beam path
on the AP table to include REFL33 and REFL165.
Would be done if we hadn't prepared P BSs |
|
|
5414
|
Thu Sep 15 02:18:19 2011 |
Anamaria | Update | LSC | MICH locked and attempt to lock PRCL | Kiwamu, Keiko, Anamaria
We were able to lock PRC using REFL11I |
|
|
5430
|
Fri Sep 16 03:22:11 2011 |
Anamaria | Update | LSC | More Refl PDs Work and Attempt at DRMI | Kiwamu, Keiko, Anamaria
I started today with a different
input beam, so I had to realign the REFL |
|
|
5475
|
Tue Sep 20 03:12:14 2011 |
Anamaria | Update | SUS | Jenne's Scripts started | I followed Jenne's instructions, ran the
matrix filler script and then set the optics
to freeswing. Someone has to burt resture |
|
|
5489
|
Tue Sep 20 20:58:35 2011 |
Anamaria | Configuration | LSC | New AP Table Drawing | As promised, I have made a final AP table
drawing, including the MC camera relocation
changes by Kiwamu. I have posted it in the |
|
|
5513
|
Thu Sep 22 04:49:14 2011 |
Anamaria | Update | LSC | Locking status update - Some Scripts, No Louck | The scripts I wrote can be found in /users/anamaria/scripts/sensemat/
]There are two of them:
- one that sets all the switches, |
|
|
5525
|
Thu Sep 22 22:55:01 2011 |
Anamaria | Update | LSC | POX channel = POY PD connected + Bad Rack | Keiko, Anamaria
We decided we needed a DC channel
to sense the gain in the PRC, so we set to |
|
|
5545
|
Mon Sep 26 15:15:45 2011 |
Anamaria | Update | LSC | Realignment of REFL / Some 3f PRMI locking / Recycling Gain | A few comments on REFL table alignment
and REFL165.
Last time we realigned the table |
|
|
7146
|
Fri Aug 10 17:17:41 2012 |
Alex Masha Den | Update | PEM | classify seismic c code | Den and I installed a module in the c1pem
model which has a feedforward neural network
to classify seismic disturbance (10 means |
|
|
2075
|
Fri Oct 9 14:23:53 2009 |
Alex Ivanov | Configuration | DAQ | tpchn mystery | "Yes. This master file is used."
|
|
|
4779
|
Thu Jun 2 10:19:37 2011 |
Alex Ivanov | Summary | DAQ | installed new daqd (frame builder) program on fb (target/fb/daqd) | I hope that new daqd code will fix the
problem with non-aligned at 16 seconds frame
file GPS times. |
|
|
6094
|
Fri Dec 9 14:33:16 2011 |
Alex Ivanov | Update | Adaptive Filtering | C1OAF |
|
|
|
8859
|
Tue Jul 16 17:02:41 2013 |
Alex Cole | Configuration | Electronics | AS Table Additions | [Eric, Alex]
We added our reference photodetector
(Newport 1611, REF DET) to the southern edge |
|
|
8862
|
Wed Jul 17 11:13:36 2013 |
Alex Cole | Configuration | Electronics | AS Table Additions | [Eric, Alex]
For the RFPD frequency response project,
we routed the fiber that will connect our |
|
|
8863
|
Wed Jul 17 16:15:42 2013 |
Alex Cole | Configuration | Electronics | AS Table Additions | [Eric, Alex]
We decided that the POY Table would
be a better home for our REF DET (Newport |
|
|
8870
|
Thu Jul 18 15:34:15 2013 |
Alex Cole | Update | Electronics | PD Frequency Response Update | [Eric, Alex]
Our RF Switch arrived today, and
we mounted it in rack 1Y1 (1st attachment). |
|
|
8940
|
Tue Jul 30 16:21:46 2013 |
Alex Cole | Update | Electronics | Photodetector Input Modulation | [Eric, Alex]
We successfully used our system to
modulate the input to a single photodetector. |
|
|
8947
|
Wed Jul 31 17:02:17 2013 |
Alex Cole | Update | Electronics | Preliminary Photodetector Frequency Reponse Measurements | [Eric, Alex]
We used our setup from yesterday
(elog #8940) to measure transimpedance measurements |
|
|
8955
|
Thu Aug 1 18:55:20 2013 |
Alex Cole | Update | Electronics | Preliminary Photodetector Frequency Reponse Measurements |
|
|
|
8971
|
Tue Aug 6 12:43:23 2013 |
Alex Cole | Configuration | Electronics | AS Table and Rack 1Y1 Additions | For the photodetector frequency response
project, I finished the construction of our
baluns chassis and mounted it in rack 1Y1 |
|
|
8979
|
Wed Aug 7 15:51:53 2013 |
Alex Cole | Configuration | Electronics | RF Switch Change | For the photodetector frequency response
project, our new RF Switch Chassis (NI pxie-1071)
arrived today. I took the switches out of |
|
|
9004
|
Tue Aug 13 11:40:19 2013 |
Alex Cole | Summary | Electronics | RFPD Demod Filter Frequency Response Measurement | For the RF PD Frequency Response
Measurement project, we get each PD signal
from the "PD RF Mon" output of |
|
|
9005
|
Tue Aug 13 11:54:40 2013 |
Alex Cole | HowTo | Electronics | RF PD Fiber-Coupled Laser Operation | This post pertains to the fiber-coupled
diode laser mounted in rack 1Y1.
To turn the laser on, first turn |
|
|
9006
|
Tue Aug 13 13:30:41 2013 |
Alex Cole | Configuration | Electronics | Cable Routing | I routed cables (RG405 SMA-SMA) from
several demodulator boards in rack 1Y2 to
the RF Switch in rack 1Y1 using the overhead |
|
|
9059
|
Fri Aug 23 21:01:38 2013 |
Alex Cole | HowTo | Electronics | Automated Photodetector Frequency Response System | This post describes how to use the
Automated Photodetector Frequency Response
System. |
|
|
8795
|
Wed Jul 3 11:07:17 2013 |
Alex | Summary | | Photodetector Characterization | [Alex, Koji]
We characterized Koji's BBPD
MOD for REFL165 (see attachment). |
|
|
8806
|
Mon Jul 8 16:27:49 2013 |
Alex | Update | | Planned rack additions | Alex and Eric
For the photodetector frequency response
automation project, we plan to add modules |
|
|
8829
|
Thu Jul 11 12:00:50 2013 |
Alex | Update | | Planned rack additions | [Eric, Alex]
We mounted our Laser Module and Laser
Power Source in rack 1y1. We plan to add |
|
|
8849
|
Mon Jul 15 16:44:46 2013 |
Alex | Update | OMC | OMC North Safety | [Eric Alex]
We are planning on testing our laser
module soon, so we have added aluminum foil |
|
|
8850
|
Mon Jul 15 16:51:37 2013 |
Alex | Configuration | | Planned AS Table addition | [Eric, Alex]
We are planning to add our reference
PD to the southern third of the AS Table |
|
|
1947
|
Tue Aug 25 23:16:09 2009 |
Alberto, rana | Configuration | Computers | elog moved in to the cvs path | In nodus, I moved the elog from /export
to /cvs/cds/caltech. So now it is in the
cvs path instead of a local directory on |
|
|
2887
|
Thu May 6 17:47:01 2010 |
Alberto, kiwamu, Jc The 3rd (aka The Drigg) | Omnistructure | TMI | Minutes from the Lab Organization Commitee meeting | Today we met and we finally come up with
a lot of cool, clever, brilliant, outstanding
ideas to organize the lab. |
|
|
3049
|
Fri Jun 4 11:32:51 2010 |
Alberto, kiwamu | Update | IOO | MC MMT1 Mirror Tests | [Alberto, Kiwamu]
Last Wednesday,
we measured the beam profile after the MC
mode matching telescope n.1 (MMT1). We found |
|
|
1193
|
Thu Dec 18 19:15:54 2008 |
Alberto, Yoichi | Configuration | SUS | Mode Cleaner Cavity Alignment | [quote]This morning I found the MC locked
to the 10 mode. When I locked it on the 00
mode, it was unstable and eventually it always |
|
|
1195
|
Fri Dec 19 11:29:16 2008 |
Alberto, Yoichi | Configuration | MZ | MZ Trans PD | Lately, it seems that the matching of the
input beam to the Mode Cleaner has changed.
Also, it is drifting such that it has become |
|
|
2477
|
Tue Jan 5 10:26:32 2010 |
Alberto, Steve | Omnistructure | Environment | Added new wall cable-racks | we hung two new WALL cable racks.
One is on the pillar next to the Sp table,
the other is next to the PSL computer rack. |
|
|
2106
|
Fri Oct 16 16:44:39 2009 |
Alberto, Sanjit | Update | Computers | elog restarted | This afternoon the elog crashed. We just
restarted it. |
|
|
1162
|
Tue Nov 25 18:38:03 2008 |
Alberto, Rob | Update | PSL | MC Periscope Alignment | This morning when I came in I found the MC
cleaner unlocked and the autolocker script
could not lock it. The reflected beam was |
|