| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
251
|
Mon Jan 21 23:30:03 2008 |
Andrey | Update | Computer Scripts / Programs | Matlab Program for Q-factor measurements (XARM -> ITMX and ETMX) |
Finally I overcame difficulties with adapting
Sonia's Matlab programs for XARM (Sonia's |
|
|
256
|
Wed Jan 23 12:31:36 2008 |
Andrey | Summary | SUS | Dissapointing Results of XARM optimization (PDF-file) |
I attach a PDF-file which summarizes briefly
the results of measurements/calculations |
|
|
260
|
Thu Jan 24 20:03:40 2008 |
Andrey | Configuration | SUS | Changes to Dataviewer channels (XARM) |
1) [COLOR=blue]Good news.[/COLOR] I added
a chanel "C1:SUS-ETMX_POS" to Dataviewer.
|
|
|
261
|
Thu Jan 24 22:10:49 2008 |
Andrey | Configuration | Computer Scripts / Programs | Problem with channels - help of Rana, Robert or Steve is needed |
I definitely spoiled something (changes some
settings) by chaotically clicking those blue |
|
|
262
|
Thu Jan 24 22:52:18 2008 |
Andrey | Bureaucracy | General | Ants around a dirty glass (David - please read!) |
Dear coleagues,
|
|
|
273
|
Sat Jan 26 02:34:34 2008 |
Andrey | Update | Computer Scripts / Programs | Overnight Measuremts in XARM |
I am running the program for measuring RMS
of peaks in XARM tonight. I just started |
|
|
281
|
Mon Jan 28 17:16:54 2008 |
Andrey | Configuration | Computers | Matlab libraries DO NOT WORK properly sometimes |
Working in Matlab, I encountered at two different
times today the license distribution problem:
|
|
|
286
|
Wed Jan 30 13:09:55 2008 |
Andrey | Update | SUS | New results for XARM (pdf) |
See attachments: pdf-presentation with plots
in "true" axes Q_ETMX and Q_ITMX, and seismic |
|
|
320
|
Fri Feb 15 22:16:04 2008 |
Andrey | Update | Computers | MATLAB is not working: "Licence checkout failed" |
For some unknown to me reason,
|
|
|
323
|
Tue Feb 19 15:21:47 2008 |
Andrey | Update | SUS | Earthquake tripped watchdogs in ETMY, ITMY |
According to the web-page http://earthquake.usgs.gov/eqcenter/recenteqsus/Quakes/ci14351140.php
,
|
|
|
330
|
Fri Feb 22 02:51:20 2008 |
Andrey | Update | PEM | Accelerometer ITMX seems to be broken |
As people probably know,
|
|
|
336
|
Fri Feb 22 15:16:33 2008 |
Andrey | Update | PEM | ITMX Accelerometer is NOT broken |
As I wrote in message 330, there was a bad
signal from ITMX accelerometer. I have found |
|
|
338
|
Fri Feb 22 20:42:44 2008 |
Andrey | Summary | Computer Scripts / Programs | It seems I succeeded in theoretical simulations |
I am pretty happy at this moment.
|
|
|
339
|
Fri Feb 22 21:19:38 2008 |
Andrey | Bureaucracy | Computer Scripts / Programs | MDV library does not work at "LINUX 2" |
While working on Thursday evening with Matlab
scripts "dttfft2" and "get_data", I noticed |
|
|
341
|
Tue Feb 26 20:24:04 2008 |
Andrey | Summary | TMI | Sorrow | As for that plot of three-dimensional surface,
I indeed was wrong with the axis "Q_ETMX-Q_ITMX"
(I put there wrong string "Q_ITMX-Q_ETMX"). |
|
|
401
|
Tue Mar 25 13:21:25 2008 |
Andrey | Update | Computers | c1susvme2 is not behaving itself again | |
|
|
404
|
Wed Mar 26 13:41:53 2008 |
Andrey | HowTo | SUS | Modification of ''C1DRIFT_MONITOR'' | I learned how to modify the drift-monitor
in MEDM so that values on it change colors
from green to yellow to red depending how |
|
|
410
|
Thu Apr 3 18:33:17 2008 |
Andrey | Summary | Environment | Status of Weather Station |
During the last two days some things related
to weather station have been improved.
|
|
|
412
|
Thu Apr 3 18:46:04 2008 |
Andrey | Configuration | Computers | "Network switch board" and "c1pem1 crate" were touched |
While working with the weather station, I
did two things that potentially (with a very |
|
|
413
|
Thu Apr 3 19:27:50 2008 |
Andrey | Summary | Photos | Tour for prospective grad students | Last Friday (March 28), there was a tour of
40-meter lab for prospective graduate students.
|
|
|
414
|
Fri Apr 4 16:54:06 2008 |
Andrey | Summary | Environment | Weather station is fully alive |
[COLOR=blue]After today's trip to the roof
of our building the weather station seems |
|
|
420
|
Wed Apr 16 09:47:35 2008 |
Andrey | Summary | PEM | Weather Station | The weather station is functional again.
The long ethernet Cat5 cable connecting 'WeatherLink' |
|
|
421
|
Wed Apr 16 10:20:01 2008 |
Andrey | Update | Computers | Rosalba and linux3 | [quote]There is a new computer in the control
room -- its called [B][COLOR=purple]Rosalba[/COLOR][/B],
in keeping with our naming convention. Its |
|
|
424
|
Thu Apr 17 20:17:37 2008 |
Andrey | Update | PEM | Two issues with our weather station |
I encountered two difficulties working with
the "Weather Station".
|
|
|
427
|
Fri Apr 18 16:48:13 2008 |
Andrey | Update | PEM | Rain collector of weather station |
Today the rain collector of our weather station
was cleaned. As a result, we checked that |
|
|
440
|
Wed Apr 23 22:39:54 2008 |
Andrey | DAQ | Computer Scripts / Programs | Problem with "get_data" and slow PEM channels |
It turns out that I cannot read minute trends
for the slow weather channels for more than |
|
|
444
|
Thu Apr 24 22:06:47 2008 |
Andrey | Summary | Computers | Ethernet Cables and Hubs | Today in the morning (between 8.30AM and noon)
Joe and I were working on understanding which
ethernet cables connect "processors controlling |
|
|
447
|
Fri Apr 25 11:33:40 2008 |
Andrey | Configuration | Computers | Computer controlling vaccum equipment |
[COLOR=blue]Old computer[/COLOR] (located
in the south-end end of the interferometer |
|
|
448
|
Fri Apr 25 13:20:04 2008 |
Andrey | Update | PEM | Microphone test | In response to Rana's request, I tested the
microphone (if it is alive or not) by clapping
my hands and speaking aloud nearby.
|
|
|
452
|
Sat Apr 26 01:45:38 2008 |
Andrey | Summary | PEM | Weather Station enhancement | Two more things concerning weather monitoring
have been done during this week.
|
|
|
458
|
Mon Apr 28 23:44:33 2008 |
Andrey | Update | Computer Scripts / Programs | Weather.db |
I was trying to figure out how to modify
the file "Weather.db" so that the atm.pressure |
|
|
460
|
Tue Apr 29 21:30:49 2008 |
Andrey | Update | PEM | In the process of renaming channels for Weather Station |
I startted renaming channels for the weather
station, and I will continue this tomorrow, |
|
|
461
|
Wed Apr 30 20:48:58 2008 |
Andrey | Summary | PEM | New Weather Channels |
I created the new channels for the weather
station, all letters are capital ones. They |
|
|
476
|
Wed May 14 13:14:19 2008 |
Andrey | Summary | Computers | Reflective Memory Network is restored |
[COLOR=blue]Reflective Memory Network is
restored, all watchdogs and oplevs are returned |
|
|
477
|
Wed May 14 14:05:40 2008 |
Andrey | Update | Computers | Computer Linux-2, MEDM screen "Watchdogs" |
Computer "Linux-2", MEDM screen "C1SUS_Watchdogs.adl":
there is no indication for ETMY watchdogs, |
|
|
483
|
Fri May 16 17:27:55 2008 |
Andrey | Omnistructure | General | Toilets are broken, do not use them !!! |
[COLOR=red][SIZE=4] Both toilets in 40-meter
were constantly flushing, the leaking water |
|
|
512
|
Tue Jun 3 02:15:29 2008 |
Andrey | Summary | Cameras | Fitting results |
There have been a lot of work going on related
to the processing of images captured by the |
|
|
515
|
Tue Jun 3 12:33:36 2008 |
Andrey | Update | Cameras | Andrey, Josephb |
Continuing our work with cameras,
|
|
|
10101
|
Wed Jun 25 14:52:22 2014 |
Andres Medina | Update | elog | Placing a lens between the steering mirrors and another lens between the second steering mirror and the cavity | I was asked to calculate the lenses
that we need in order to obtained a Gouy
phase close to 90 degrees between the two |
|
|
10130
|
Sat Jul 5 04:18:45 2014 |
Andres | Update | 40m Xend Table upgrade | Adding Two Lenses After the Second Steering Mirror in Order Two Increase the Gouy Phase Difference Between the Sterring Mirrors | I had been working on the Xend table optical
layout update. Since the two steering mirrors
in the Xend green are too close to each, |
7x |
|
10191
|
Sun Jul 13 17:06:35 2014 |
Andres | Update | 40m Xend Table upgrade | Xarm Table Upgrade Calculation and Diagrams of possible new table layout | Current Mode Matching
and Gouy Phase Between Steering Mirrors |
|
|
10195
|
Mon Jul 14 16:19:41 2014 |
Andres | Update | 40m Xend Table upgrade | Took the measurement for the Mode Matching | Nick
and I measured the reflected power of the
green light in locked and unlocked. I'm working |
|
|
10207
|
Tue Jul 15 22:23:51 2014 |
Andres | Update | 40m Xend Table upgrade | Scan the Xarm for the mode matching | Nick and I with the help of Jenne
scan the green light when the cavity is unlocked.
Nick placed a Beam dump on the IR so that |
|
|
10226
|
Thu Jul 17 02:57:32 2014 |
Andres | Update | 40m Xend Table upgrade | FInish Calculation on Current X-arm mode Matching | Data and Calculation for the
Xarm Current Mode Matching |
|
|
10237
|
Fri Jul 18 16:52:56 2014 |
Andres | Update | 40m Xend Table upgrade | FInish Calculation on Current X-arm mode Matching |
|
|
|
10290
|
Tue Jul 29 20:14:08 2014 |
Andres | Update | 40m Xend Table upgrade | Xarm Green steering mirror upgrade | Xarm Green Steering Mirror Upgrade
Nick
and I did the upgrade for the green steering
mirror today. |
|
|
10296
|
Wed Jul 30 10:16:54 2014 |
Andres | Update | 40m Xend Table upgrade | Green Steering Mirror Upgrade completed | Green Steering Mirror Update
Yesterday,
Nick and I completed the green steering mirrors
upgrade. I attached the file that contained |
|
|
10374
|
Wed Aug 13 10:50:04 2014 |
Andres | Update | IMC | Calculation for the input mode cleaner | Calculation for the input mode
cleaner
I have been working on the
calculation for the input mode cleaner. I |
|
|
10384
|
Thu Aug 14 15:10:47 2014 |
Andres | Update | IMC | Calculation for the input mode cleaner |
|
|
|
10410
|
Tue Aug 19 21:40:44 2014 |
Andres | Update | IMC | New Optical Setup for the IMC | IMC
Calculation and Setup
I have been working in the calculation |
11x |