| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
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 |
|
|
17513
|
Fri Mar 17 17:27:58 2023 |
Alex, Tomohiro | Update | IMC | Arm Cavity Noise injection with WFS1/2 PIT and YAW | Tomohiro and I performed some tests under
Rana's guidance to find cross corelations
between WFS1 and WFS2 output signals in both |
8x |
|
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 |
|
|
17422
|
Wed Jan 25 16:58:19 2023 |
Alex | Update | Cameras | Recording CCD cameras | Thus far, the software needed for the Magewell
video encoder has been successfully installed
on Donatella. OBS studio has also been installed |
|
|
17441
|
Wed Feb 1 16:53:55 2023 |
Alex | Summary | General | Shadowing Anchal on developing a change for the c1ioo CDS computer | During my time shadowing Anchal, we discussed
the need for digital control systems on the
suspension systems for the 40 meter optics. |
|
|
17459
|
Thu Feb 9 11:07:38 2023 |
Alex | Update | CDS | Adding callibration filters to c1sus |
Today I updated the ETMY suspension |
|
|
17471
|
Thu Feb 16 23:54:11 2023 |
Alex | Update | Daily Progress | Yaw and Pitch Calibration constants for ETMY op-lev | This work was done by Ancal and I.
To recallibrate the op-lev for
ETMY, a python script was first written to |
|
|
17477
|
Wed Feb 22 23:40:48 2023 |
Alex | Update | Calibration | Adding calibration constants for sus matrix and filter control buttons to the sus control screen | The callibration constants were updated
for the oplev pitch and yaw. The values were
changed as denoted in 17471 were: |
|
|
17481
|
Fri Feb 24 13:29:16 2023 |
Alex | Summary | IMC | Updated angular actuation calibration for IMC mirrors | Also reply to: 40m/17352
Tomohiro, Anchal, and I
did the following to make updates to the |
|
|
17484
|
Sun Feb 26 00:13:55 2023 |
Alex | Configuration | ASC | IOO MC PIT/YAW gain change | The following changes were made to the
WFS MASTER IMC Pitch and Yaw gains:
Gain values for the pitch and yaw |
|
|
17486
|
Wed Mar 1 17:13:38 2023 |
Alex | Update | IMC | Transfer Function for IMC mirrors using sine sweep | The following work has been done by Tomohiro,
Anchal and I:
To acquire the transfer functions |
|
|
17500
|
Thu Mar 9 10:29:15 2023 |
Alex | Update | IMC | Step response test on MC1, MC2, and MC3 YAW | Tomohiro, Anchal and I completed the following
processs for acquiring a new Output Yaw matrix
for the "C1IOO_WFS_OUTMATRIX". |
|
|
17501
|
Thu Mar 9 14:22:24 2023 |
Alex | Update | Computer Scripts / Programs | Update to toggleWFSoffsets.py for step response testing | I have pushed changes made to the toggleWFSoffsets.py
script to the git.
This file may be found in: "/opt/rtcds/caltech/c1/Git/40m/scripts/MC/WFS/" |
|
|
17505
|
Mon Mar 13 15:37:13 2023 |
Alex | Update | IMC | Step Response of newly diagonalizing YAW output matrix | From the work that Anchal has completed
for diagnolizing the YAW ouput matrix, a
step response was taken of this new matrix |
|
|
17507
|
Tue Mar 14 11:34:05 2023 |
Alex | HowTo | Computer Scripts / Programs | Summary Pages Restart | If the summary pages go down, it could
be from a break in the script or some small
error. The first remedy for fixing this can |
|
|
17515
|
Tue Mar 21 18:41:12 2023 |
Alex | Update | IMC | Dither Lines set on MC1, MC2, MC3 for the night | With Anchal's help, I have setup dither
lines for Rana on MC1,2,3 that will be running
overnight. The oscilations were set on MC1,2,3, |
|
|
17516
|
Wed Mar 22 15:51:44 2023 |
Alex | Update | IMC | Beam offset calculation for MC1,2,3 from dither results | I have organized the resulting data from
running dither lines on MC1,2,3. The data
has been collected from diaggui as shown |
|
|
17552
|
Wed Apr 19 17:32:11 2023 |
Alex | Update | IMC | Beam offset calculation for MC1,2,3 from dither results | Today, we ran dither lines on the MC1,2,3
mirrors in YAW from 136598007
to 1365981967 and similarly |
|
|
17558
|
Mon Apr 24 10:53:39 2023 |
Alex | Update | General | Summary Pages Fixed | This morning I found a helpful post in
the git.ligo pages that referred to the issue
that was stopping the summary pages from |
|
|
17559
|
Mon Apr 24 18:33:22 2023 |
Alex | Update | IMC | Beam offset movement for MC1,2,3 in PIT and YAW from dither results | Mayank and I worked on finalizing the plots
for the beam offset from the dithering test
done in 17552. |
|
|
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 |
|