ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
241
|
Wed Jan 16 14:09:45 2008 |
rob | Update | LSC | tuesday's locking |
I got a little further with the locking (PRFPMI)
last night, after discovering that the cable |
|
240
|
Wed Jan 16 14:06:24 2008 |
rob | Update | LSC | monday's locking | rob, tobin, johnnie
We did some locking work monday night, with |
|
239
|
Tue Jan 15 13:15:27 2008 |
tobin | Update | Environment | lots of noise | They're throwing concrete around at the construction
site. |
|
238
|
Mon Jan 14 23:11:26 2008 |
tobin | Configuration | General | fiber | John and I removed the fiber that ran from
the SP table to the cleanroom. We plan to
build a MZ interferometer with this fiber |
|
237
|
Mon Jan 14 14:41:09 2008 |
steve | Update | SUS | etmy sus damping restored & mz relocked | Tree days trend of MZ HV drift is typical
these days.
So as the etmy sus inability to hold damping |
|
236
|
Fri Jan 11 17:01:51 2008 |
pkp | Update | Cameras | GigE again | So, here I detail all the efforts on the GigE
so far
|
|
235
|
Thu Jan 10 15:04:04 2008 |
steve | Update | SUS | illuminator light effect on BS position | The bs chamber illuminator light was turned
on this morning and left on.
Earlier on Rana noticed that the bs moved.
|
|
234
|
Thu Jan 10 13:45:52 2008 |
Pkp | Update | Cameras | GLIBC Error | So, I have tried to compile the camera files
which are in /cvs/cds/caltech/target/Prosilica/examples
for the past 2 days now and have been unable |
|
233
|
Thu Jan 10 12:08:23 2008 |
steve | Update | SUS | why did the BS move? | |
|
232
|
Thu Jan 10 10:38:02 2008 |
steve | Update | SUS | etmy damping restored | The IST building onstruction has really started
yesterday and continuing today with big heavy
ground breaking
|
 |
231
|
Thu Jan 10 00:12:01 2008 |
tobin | Summary | Locking | DR | [John, Tobin, Rana]
1. We found SUS_BS_SENSOR_UL to have a ratty |
|
230
|
Wed Jan 9 20:36:42 2008 |
Go | Update | Treasure | Money in lab | Go's Desk. |
|
229
|
Wed Jan 9 20:29:47 2008 |
Dmass | AoG | TMI | Coffee Carafe | If you have been using the coffee machine
in the 40m, you may have noticed small brown
flecks in your coffee mug. The carafe in |
  |
228
|
Wed Jan 9 10:47:15 2008 |
fricke | Update | Computers | ethernet wiring in office/control room | The electrical people have been here for three
days, installing ethernet cables and drops
in the 40m office area, in the old conduits |
|
227
|
Tue Jan 8 15:20:17 2008 |
Pkp | Update | Cameras | GigE update | [Tobin , Pinkesh]
Finally we got the camera doing something |
|
226
|
Mon Jan 7 09:01:39 2008 |
steve | Update | SUS | BS sus damping restored | The BS sus damping was lost at 8am Sunday
morning. |
|
225
|
Fri Jan 4 08:42:03 2008 |
steve | Update | SUS | etmy trips again | ETMY sus damping tripped at 6am this morning
It was reset. We should put an accelerometer
to the south end to see
|
  |
224
|
Thu Jan 3 12:38:49 2008 |
rob | Bureaucracy | TMI | Sore throat | [quote]
I did not feel anything wrong yesterday,
but [COLOR=red]unfortunately I have [/COLOR] |
|
222
|
Thu Jan 3 09:55:11 2008 |
steve | Update | SUS | etmy sus damping restored | ETMY watch dog was lost at midnight |
|
221
|
Thu Jan 3 09:12:59 2008 |
steve | Update | PSL | MZ servo | Here is MZ trend for one year and 40 days.
Now days it runs out of range on the low
side.
|
 |
220
|
Thu Jan 3 08:53:55 2008 |
steve | Update | SUS | etmy vs etmx | Rana have corrected sus gain damping setting
of ETMY 8 days ago
|
|
219
|
Wed Jan 2 11:38:56 2008 |
tobin | Summary | WIKI-40M Update | wiki spam | Our wiki keeps getting spammed. It turns
out that you can upload attachments without
a password, which is a bug. I'll ask David |
|
218
|
Sun Dec 30 02:36:35 2007 |
pkp | Update | General | Another update | So I followed suggestions 1 and 3 so far and
have started writing up what all needs to
be done in order to compile and use the camera. |
|
217
|
Thu Dec 27 18:18:56 2007 |
rana | Update | Computers | Update on GigE Camera | [quote]So I finally got the linux software
to compile on mafalda. I got the software
to dump all the information regarding the |
|
216
|
Thu Dec 27 13:08:04 2007 |
rana | Update | SUS | ETMY tripping | Here's a trend from the last 2 days of ETMX
and ETMY. You can see that the damping gain
increase
|
|
215
|
Thu Dec 27 12:12:02 2007 |
pkp | Update | | Update on GigE Camera | So I finally got the linux software to compile
on mafalda. I got the software to dump all
the information regarding the camera onto |
|
214
|
Wed Dec 26 15:12:48 2007 |
rana | Update | SUS | ETMY tripping | It turned out that the ETMY POS damping gain
was set to 1.0 while the ETMX had 3.8.
|
|
213
|
Wed Dec 26 15:00:06 2007 |
rana | Update | SUS | ETMY tripping | Steve mentioned to me that ETMY is still tripping
more than ETMX. The attached DV plot
shows the trend of the watchdog sensors; |
|
212
|
Sat Dec 22 15:32:11 2007 |
tobin | AoG | Environment | ants | Ants are everywhere: on the PSL table, on
the circuit board I'm soldering...
|
|
211
|
Sat Dec 22 00:52:57 2007 |
tobin | Configuration | PSL | ISS surgery | In an attempt to quell oscillations in the
(unused) outer loop portion of the ISS, I
shorted the "PD+" and "PD-" signals from |
|
210
|
Fri Dec 21 20:32:25 2007 |
tobin | Update | Photos | GigE camera | I couldn't resist any longer: I plugged in
the Prosilica GC 750 GigE camera and took
it for a spin. This is the little CMOS camera |
|
209
|
Thu Dec 20 21:58:28 2007 |
Andrey | Summary | Computer Scripts / Programs | Results for 2 previous XARM measurements have been added |
I attached results (plots) of yesterday's
daytime and overnight measurements to the |
|
208
|
Thu Dec 20 21:57:34 2007 |
Andrey | Update | Computer Scripts / Programs | Measurements in XARM today |
Today at 2PM I started a program, it should
change the suspension gains in the interval |
 |
207
|
Thu Dec 20 19:10:03 2007 |
waldman | Update | OMC | Stressful reattachment of heater | Photos may follow eventually, but for now
here's the rundown. I scraped the heater
clean of the thermal epoxy using a clean |
|
206
|
Thu Dec 20 19:05:34 2007 |
waldman | HowTo | OMC | HOWTO build front ends | For instance, to build the TPT front end
code.
|
|
205
|
Thu Dec 20 02:04:09 2007 |
Andrey | Update | Computer Scripts / Programs | New overnight measurements in XARM and their results |
I ran in the daytime/evening time my program,
changing the damping gains in suspension |
11x |
204
|
Wed Dec 19 20:28:27 2007 |
Andrey | DAQ | PEM | Names for all 6 accelerometers have been changed |
I eventually [COLOR=red]changed the names
for all 6 accelerometers[/COLOR] (see my |
|
203
|
Wed Dec 19 16:40:12 2007 |
steve | Update | SAFETY | laser safety glasses measured | I measured the coarse transission at 1064nm
of the 40m safety glasses today.
|
|
202
|
Wed Dec 19 16:07:37 2007 |
Andrey | Summary | Computer Scripts / Programs | Results of overnight measurements Tue/Wed night (entry #198) |
As indicated in ELOG entry 198, I was making
[COLOR=red]overnight measurements during |
11x |
201
|
Wed Dec 19 15:51:00 2007 |
Andrey | Update | Computer Scripts / Programs | Daytime measurements in XARM and their results |
I was making measurements in XARM for three
different nights. All the results agree with |
11x |
200
|
Wed Dec 19 11:31:01 2007 |
steve | Omnistructure | PEM | aircond filter maintenance | Jeff is working on all air condiontion units
of the 40m lab
This we do every six months. |
|
199
|
Tue Dec 18 23:41:00 2007 |
Andrey | Summary | Computer Scripts / Programs | Results of Mon/Tue overnight measurements (entry #194) |
Here I inform our community about the results
of the measurements of RMS values in XARM |
12x |
198
|
Tue Dec 18 23:27:36 2007 |
Andrey | Configuration | Computer Scripts / Programs | New overnight measurements (this night from Tue to Wed) |
[COLOR=red]I am making overnight measurements
in XARM tonight.[/COLOR]
|
|
197
|
Tue Dec 18 21:31:31 2007 |
tobin | Update | PSL | ISS RIN | My measurements of the ISS RIN via the SR785
and via the DAQ disagree considerably. The
spectral shapes are very similar, however, |
|
196
|
Tue Dec 18 16:50:35 2007 |
tobin | Update | SAFETY | uvex laser safety glasses defective | A few days ago we noticed what appeared to
be a blotched, speckled fracturing of the
coating of the "UVEX" laser safety glasses. |
 |
195
|
Tue Dec 18 00:51:39 2007 |
Andrey | Update | Computer Scripts / Programs | Results of Saturday overnight measurements |
As I indicated in the previous e-log entry
(#194), I made overnight measurements in |
11x |
194
|
Mon Dec 17 23:42:08 2007 |
Andrey | Configuration | Computer Scripts / Programs | Overnight measurements in X-arm |
I am making overnight measurements this night
(from Monday to Tuesday) in XARM.
|
|
193
|
Mon Dec 17 11:47:13 2007 |
alberto | Update | Electronics | an alternative design for the RFAM monitor's filter at 33Mhz | Since the Butterworth turned out o be rather
wide-band, I tried an other configuration
for the 33 MHz filter. Attached are the simulated |
  |
192
|
Sun Dec 16 16:52:40 2007 |
dmass | Update | Computers | Computer on the end Fixed | I had Mike Pedraza look at the computer on
the end (tag c21256). It was running funny,
and turns out it was a bad HD.
|
|
191
|
Thu Dec 13 23:56:02 2007 |
Andrey | Configuration | Computer Scripts / Programs | Overnight measurements |
[COLOR=blue]After my disease[/COLOR] (fever,
vomitting, nose problem, overall weakness) |
|