| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
7238
|
Tue Aug 21 00:02:05 2012 |
rana | Summary | Computer Scripts / Programs | GDS/DTT bug: 10 digit GPS times not accepted | I've noticed that we're experiencing this
bug which was previously seen at |
|
|
7237
|
Mon Aug 20 23:31:49 2012 |
Jenne | Update | CDS | Note to self - fast PSL chans | Rana points out that we haven't had fast
channels for PMC (trans, refl, pzt), input
laser things, more FSS things since the upgrade. |
|
|
7236
|
Mon Aug 20 18:10:44 2012 |
Jenne | Update | Cameras | video capture script copied over to real scripts directory | The videocapture.py script is now in ...../scripts/general/
, along with the videoswitch.
Also, there's a button gui on the |
|
|
7235
|
Mon Aug 20 13:10:31 2012 |
jamie, jenne | Update | SUS | ETMX is not happy |
|
|
|
7234
|
Mon Aug 20 13:02:57 2012 |
Den | Update | Adaptive Filtering | 1 Hz resonance | Static filter was adjusted to filter 1
Hz resonance in MCL and it could do it. Stack
is not great in this experiment due to the |
|
|
7233
|
Mon Aug 20 11:36:44 2012 |
Steve | Update | SUS | ETMX is not happy | ETMX has some periodic oscillation. It's
damping was found tripped this morning. |
|
|
7232
|
Mon Aug 20 09:49:01 2012 |
Steve | Update | Cameras | video cameras in the DARK |
|
|
|
7231
|
Sun Aug 19 19:56:20 2012 |
Yaakov | Update | STACIS | STACIS signal box made | I made the signal box as described in eLog
7210. It adds the geophone signal and |
|
|
7230
|
Sun Aug 19 19:02:47 2012 |
Den | Update | CDS | PEM -> RFM -> OAF | Data from PEM now goes directly to OAF
without using RFM. Transmission RFM ->
OAF errors are gone as RFM has to read 30 |
|
|
7229
|
Sun Aug 19 01:41:27 2012 |
Masha | Update | PEM | Earthquake Classified | There was a 5.6 Earthquake that occurred
near Tofino, Canada about 30 minutes ago.
It showed up rather strongly on the BLRMS. |
|
|
7228
|
Sun Aug 19 00:54:07 2012 |
Masha | Update | PEM | ADC channel switch, triangulation script | Since the classification finally works
(or seems to work..), I wrote triangulation
scripts in Python which triangulate the signals, |
|
|
7227
|
Sat Aug 18 19:40:47 2012 |
Sasha | Update | Simulations | C1LSP MEDM Screens Added |
|
|
|
7226
|
Sat Aug 18 19:29:56 2012 |
Den | Update | PEM | EM 172 microphones noise | I've put EM 172 microphones inside Steve's
isolation box to measure their noise. I've
attached mics to each other and aligned them |
|
|
7225
|
Sat Aug 18 17:09:01 2012 |
Sasha | Update | Simulations | C1LSP MEDM Screens Added | C1LSP has been added to the site map. I'll
work on filling in the structure some more
today and tomorrow (as well as putting up |
|
|
7224
|
Sat Aug 18 03:55:12 2012 |
Yoichi | Summary | LSC | X-arm locking again | Tonight, I worked on the X-arm locking
again. I did not have any significant progress,
but observed several issues and will give |
|
|
7223
|
Sat Aug 18 01:40:09 2012 |
Masha | Configuration | PEM | Online Seismic Noise Classification Widget | I added
a widget to the C1PEM_OVERVIEW MEDM screen.
The screen shows the nine seismometer channels |
|
|
7222
|
Fri Aug 17 18:49:55 2012 |
Manasa | Update | 40m Upgrading | Optical layout updated |
|
|
|
7221
|
Fri Aug 17 18:17:16 2012 |
Masha | Configuration | PEM | Online Seismic Noise Classification - Part 2 | As promised in previous e-log, this log
is all about the current online seismic noise classification |
|
|
7220
|
Fri Aug 17 16:58:06 2012 |
Masha | Update | PEM | Online Seismic Noise Classification - Part 1 | Den and I decided to try to classify
seismic signals in the frequency domain |
10x |
|
7219
|
Fri Aug 17 14:45:51 2012 |
rana | Update | Cameras | video cameras in the dark | The problem with the glow on the
ETMY face is due to the red light being scattered
off of the optical table from the HeNe laser |
|
|
7218
|
Fri Aug 17 12:47:30 2012 |
Sasha | Update | Simulations | The SimPlant Saga CONTINUES |
|
|
|
7217
|
Fri Aug 17 10:38:15 2012 |
Steve | Update | Cameras | video cameras in the dark | > I used the LED illuminations at ETMX and
BS yesterday for a tour.
> I am afraid that I left them on.
|
|
|
7216
|
Fri Aug 17 09:34:27 2012 |
Koji | Update | Cameras | video cameras in the dark | I used the LED illuminations at ETMX and BS
yesterday for a tour.
I am afraid that I left them on. |
|
|
7215
|
Fri Aug 17 08:33:46 2012 |
Steve | Update | Cameras | video cameras in the dark |
|
|
|
7214
|
Fri Aug 17 05:29:04 2012 |
Yoichi | Configuration | Computer Scripts / Programs | C1configure scripts | I noticed that the IFO restore scripts
have some problems. They use burt request
files to store and restore the settings. |
|
|
7213
|
Fri Aug 17 04:54:01 2012 |
Yoichi, Koji | Summary | LSC | PRMI Locking | To taste the strangeness of the current
40m PRC, I locked the PRMI with the guide
of Koji. |
|
|
7212
|
Fri Aug 17 04:13:45 2012 |
Sasha | Update | Simulations | The SimPlant Saga CONTINUES | THE GOOD: SimPlants
ITMX and ETMX are officially ONLINE. Damping |
|
|
7211
|
Fri Aug 17 00:16:30 2012 |
Eric | Summary | LSC | YARM Calibration | I modified my Simulink model of the YARM
to match the new filter modules Rana installed
on YARM. I also scaled the open loop transfer |
|
|
7210
|
Thu Aug 16 20:18:39 2012 |
Yaakov | Update | STACIS | Input for feedforward/feedback in the STACIS | Below is the bottom view of the geophone
preamplifier and controller for the STACIS.
It slides into the upper part of the STACIS, |
6x |
|
7209
|
Thu Aug 16 20:04:46 2012 |
Yaakov | Update | PEM | Transfer functions of seismic stacks, differential motion of test mass |
I made the plots a little nicer
and added new sensor noises (from Brian Lantz's |
6x |
|
7208
|
Thu Aug 16 19:12:30 2012 |
Jenne | Update | Locking | Long arm lock stretches | |
|
|
7207
|
Thu Aug 16 18:59:18 2012 |
Jenne | Update | SAFETY | Emergency Exit door unlocked again | Koji just found the emergency exit door
unlocked again. NOT GOOD. |
|
|
7206
|
Thu Aug 16 17:28:51 2012 |
Manasa | Configuration | IOO | MC trans optics configured |
|
|
|
7205
|
Thu Aug 16 16:44:55 2012 |
Manasa | Configuration | IOO | PD from AP table removed |
|
|
|
7204
|
Thu Aug 16 13:49:33 2012 |
Yaakov | Update | PEM | Transfer functions of seismic stacks, differential motion of test mass | I estimated the transfer function of the
seismic stacks using a rough model I made
based on the LIGO document LIGO |
8x |
|
7203
|
Thu Aug 16 13:04:36 2012 |
Liz | Summary | Computer Scripts / Programs | Daily Summary Details | I just wrote a short description of
|
|
|
7202
|
Thu Aug 16 05:08:38 2012 |
Yoichi | Update | IOO | MC Servo Transfer Function Measurements |
|
|
|
7201
|
Thu Aug 16 01:52:52 2012 |
Yoichi | Update | IOO | MC Servo Transfer Function Measurements |
|
6x |
|
7200
|
Wed Aug 15 20:53:48 2012 |
Manasa | Update | IOO | Ringdown measurements |
|
|
|
7199
|
Wed Aug 15 20:15:51 2012 |
Jan | Update | IOO | Ringdown measurements |
|
|
|
7198
|
Wed Aug 15 18:56:46 2012 |
Yoichi | Update | IOO | MC Servo Transfer Function Measurements | I started working on the characterization
of the MC servo.
The current MC servo topology is |
|
|
7197
|
Wed Aug 15 17:23:22 2012 |
jamie | Update | CDS | front end IOP models changed to reflect actual physical hardware | As Rolf pointed out when he was here yesterday,
all of our IOPs are filled with parts for
ADCs and DACs that don't actually exist in |
|
|
7196
|
Wed Aug 15 17:17:58 2012 |
Manasa, Jan | Update | IOO | Ringdown measurements | Finally ringdown at IMC conquered and oopsie
that came out so clean!
The finesse of the cavity from the |
|
|
7195
|
Wed Aug 15 16:29:59 2012 |
Eric | Summary | General | SURF Update | This week I took more data for the calibration
of YARM. The summary of measurements |
|
|
7194
|
Wed Aug 15 16:01:47 2012 |
steve | Update | General | larger optical tables at the ends ? | The drawing of the 4' x 2' table
cover can be seen at entry #6190
The new proposed wall #7106 |
|
|
7193
|
Wed Aug 15 13:24:12 2012 |
Den | Update | CDS | RFM -> OAF | Transmission of signals between RFM and
OAF is bad again. Now we do not see any errors
in IPC_ERR monitors so models think that |
|
|
7192
|
Wed Aug 15 13:23:34 2012 |
Liz | Summary | Computer Scripts / Programs | Last Weekly Update | Over the past week I have been continuing
to finalize |
|
|
7191
|
Wed Aug 15 11:44:35 2012 |
jamie | Summary | LSC | ntp installed on all workstations |
|
|
|
7190
|
Wed Aug 15 11:40:15 2012 |
Yaakov | Summary | STACIS | Weekly Summary | This week I've been focusing mainly on
two things: 1) Designing a port for the STACIS
that will allow external actuation and/or |
|
|
7189
|
Wed Aug 15 10:40:16 2012 |
Den | Update | CDS | aa filters | The lack of AA filter for MCL signal is
RFM model strongly disturbed entering to
OAF signal |
|