| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
2215
|
Mon Nov 9 14:59:34 2009 |
josephb, alex | Update | Computers | The saga of Megatron continues | Apparently the random file system failure
on megatron was unrelated to the RFM card
(or at least unrelated to the physical card |
|
|
2214
|
Mon Nov 9 14:53:47 2009 |
Alberto | Omnistructure | Environment | Tidying up BNC cables rack around the lab | This would be a good trial once you put
the label "BNC only" on
the wall. |
|
|
2213
|
Mon Nov 9 13:26:19 2009 |
Alberto | Omnistructure | Environment | Tidying up BNC cables rack around the lab | We have thousands of miles of BNC cables
in the lab but we still don't find one when
we need it. I decided to solve the problem. |
|
|
2212
|
Mon Nov 9 13:22:08 2009 |
josephb,alex | Update | Computers | Megatron update | Alex and I took a look at megatron this
morning, and it was in the same state I left
it on Friday, with file system errors. |
|
|
2211
|
Mon Nov 9 13:17:07 2009 |
Alberto | Configuration | ABSL | NPRO on | I turned the auxialiary NPRO for the AbsL
Experiment on. Its shutter stays closed. |
|
|
2210
|
Mon Nov 9 12:09:10 2009 |
Alberto | Omnistructure | Environment | BNC Cable Laid Down from South End to East VErtex | I laid down the floor a BNC cable from
the Y End table to the BNC Chamber. The cable
runs next to the east wall. |
|
|
2209
|
Mon Nov 9 11:14:57 2009 |
Alberto | Update | ABSL | Started working on the PSL table | I'm working on the PSL table to set up
the PLL setup for the AbsL experiment. |
|
|
2208
|
Mon Nov 9 11:11:19 2009 |
Alberto | Configuration | LSC | MC2 Watchdogs tripped | The MC2 watchdogs tripped. I just restored
them.
I also had to relock the MZ and then |
|
|
2207
|
Mon Nov 9 08:43:16 2009 |
steve | Update | SUS | MC2 damping restored | MC2 damping restored, MZ locked and
the arms are flashing now. |
|
|
2206
|
Mon Nov 9 01:52:56 2009 |
rana | Update | PEM | coherence v. time for 2 accelerometers | I used the coh_carpet.m function from
the mDV to calculate this plot:
|
|
|
2205
|
Sun Nov 8 22:50:29 2009 |
Alberto | Update | ASC | IFO Alignment | Tonight I aligned the IFO by running the
scripts one by one.
SRC was far off and I had to align |
|
|
2204
|
Sun Nov 8 14:18:25 2009 |
Alberto | Update | SUS | ETMY Watchdogs tripped | This afternoon I re-enabled the ETMY coils
after I found that the watchdogs for the mirror had |
|
|
2203
|
Sat Nov 7 23:50:45 2009 |
Haixing | Update | General | Open-loop transfer function of the magnetic levitation system | I measured the open-loop transfer function
of the magnetic levitation system.
The schematic block diagram for this |
|
|
2202
|
Fri Nov 6 23:02:44 2009 |
Haixing | Update | General | SR785 Spectrum Analyzer | I am using SR785 Spectrum Analyzer now
and also tomorrow.
I will put it back on Sunday. If anyone |
|
|
2201
|
Fri Nov 6 20:10:15 2009 |
Jenne | Update | elog | elog acting up |
|
|
|
2200
|
Fri Nov 6 19:29:24 2009 |
Jenne | Update | elog | elog acting up | elog was acting up again (not running),
so I restarted it. |
|
|
2199
|
Fri Nov 6 19:25:31 2009 |
Sanjit, Jenne, Joe | Update | Adaptive Filtering | More work on saving coeffs on the OAF screen |
|
|
|
2198
|
Fri Nov 6 18:52:09 2009 |
pete | Update | Computers | RCG ETMY plan | Koji, Joe, and I are planning
to try controlling the ETMY, on Monday or
Tuesday. Our plan is to try to do this |
|
|
2197
|
Fri Nov 6 18:13:34 2009 |
josephb | Update | Computers | Megatron woes | I have removed the RFM card from Megatron
and left it (along with all the other cables
and electronics) on the trolly in front of |
|
|
2196
|
Fri Nov 6 18:02:22 2009 |
josephb | Update | Computers | Elog restarted | While I was writing up an elog entry, the
elog died again, and I restarted it.
Not sure what caused it to die since no one |
|
|
2195
|
Fri Nov 6 17:04:01 2009 |
josephb | Configuration | Computers | RFM and Megatron | I took the RFM 5565 card dropped off by
Jay and installed it into megatron.
It is not very secure, as it was too tall |
|
|
2194
|
Fri Nov 6 16:27:15 2009 |
Jenne | Update | PEM | Ranger moved | The Ranger seismometer has been moved to
~the middle of the Mode Cleaner tube, and
it's orientation has been changed to horizontal |
|
|
2193
|
Fri Nov 6 12:56:30 2009 |
Haixing | Update | SUS | Magnet has been levitated |
|
|
|
2192
|
Fri Nov 6 10:35:56 2009 |
josephb | Update | Computers | RFM reboot fest and re-enabled ITMY coil drivers | As noted by Steve, the RFM network was
down this morning. I noticed that c1susvme1
sync counter was pegged at 16384, so I decided |
|
|
2191
|
Fri Nov 6 09:17:53 2009 |
steve | Omnistructure | PEM | PSL HEPAs turned on | The PSL enclosure HEPAs turned on at 30% |
|
|
2190
|
Fri Nov 6 07:55:59 2009 |
steve | Update | Computers | RFMnetwork is down | The RFMnetwork is down. MC2 sus damping
restored. |
|
|
2189
|
Fri Nov 6 00:40:29 2009 |
Alberto | Update | LSC | Everything put back as it was | I disconnected the setup for the arm cavity
TF measurement. I opened the scitation switch
on the ISS medm screen. I reconnected the |
|
|
2188
|
Fri Nov 6 00:24:06 2009 |
Alberto | Update | LSC | Y Arm Cavity Transfer Function |
|
|
|
2187
|
Fri Nov 6 00:23:34 2009 |
Alberto | Configuration | Computers | Elog just rebooted | The elog just crashed and I rebooted it |
|
|
2186
|
Thu Nov 5 23:09:34 2009 |
Alberto | Update | LSC | Y Arm Cavity Transfer Function | As for the X Arm, this the transfer function
I measured for the Y arm cavity.
|
|
|
2185
|
Thu Nov 5 22:30:09 2009 |
Alberto | Update | LSC | X Arm Cavity Transfer Function | It seems that just repeating the measurement
was enough to get a good transfer function
of the x arm cavity. Here's what I got. |
|
|
2184
|
Thu Nov 5 19:25:11 2009 |
Alberto | Update | LSC | X Arm Cavity transfer Function |
|
|
|
2183
|
Thu Nov 5 16:41:14 2009 |
josephb | Configuration | Computers | Megatron's personal network | In investigating why megatron wouldn't
talk to the network, I re-discovered the
fact that it had been placed on its own private |
|
|
2182
|
Thu Nov 5 16:30:56 2009 |
pete | Update | Computers | moving megatron | Joe and I moved megatron and its
associated IO chassis from 1Y3 to 1Y9, in
preparations for RCG tests at ETMY. |
|
|
2181
|
Thu Nov 5 16:24:59 2009 |
Koji | Update | CDS | ETMY CDS test stuff | Joe, Peter, Jay, Koji, Rana
We put the new CDS stuff at Y end
1Y9 rack. |
|
|
2180
|
Thu Nov 5 16:24:40 2009 |
Jenne | Update | General | Drill Press is down for the count | The on/off switch for the drill press is
broken. Replacement parts should be
here tomorrow. |
|
|
2179
|
Thu Nov 5 12:34:26 2009 |
kiwamu | Update | Computers | elog rebooted | I found elog got crashed. I rebooted the
elog daemon just 10minutes before. |
|
|
2178
|
Thu Nov 5 05:07:22 2009 |
rana | Update | LSC | X Arm Cavity transfer Function | I would have guessed that you have to calibrate
the detectors relative to each other before
trying this. Its also going to be tricky |
|
|
2177
|
Wed Nov 4 23:17:51 2009 |
Alberto | Update | LSC | X Arm Cavity transfer Function | I measured the transfer function between
MC_TRANS and TRX and I'm attaching the result.
|
|
|
2176
|
Wed Nov 4 21:46:18 2009 |
Alberto | Update | LSC | Arm Cavity Finesse Measurement |
|
|
|
2175
|
Wed Nov 4 18:35:19 2009 |
Alberto | Update | LSC | Arm Cavity Finesse Measurement |
|
|
|
2174
|
Wed Nov 4 16:49:32 2009 |
Alberto | Update | LSC | Arm Cavity Finesse Measurement | I'm going to work on the X arm to measure
the arm cavity finesse.
The idea is to measure the cavity |
|
|
2173
|
Tue Nov 3 12:47:01 2009 |
Koji | Configuration | CDS | 1Y9 Rack configuration update | For the CDS upgrade preparation I put
and moved those stuff at the rack 1Y9:
Placed 1Y9-12 ADC to DB44/37 Adapter |
|
|
2172
|
Tue Nov 3 03:45:04 2009 |
rob | Update | IOO | frequency noise problem |
|
|
|
2171
|
Mon Nov 2 21:09:15 2009 |
Sanjit | Update | Adaptive Filtering | More work on saving coeffs on the OAF screen |
I made some changes in the code (all
commented in the installed and SVN version) |
|
|
2170
|
Mon Nov 2 15:27:08 2009 |
Jenne | Update | PEM | Gur2 cables have been moved | The cables labeled "Gur2" which
were connected to channels 2,3,4 of the PEM-ADCU
have been moved to the PCIX ADC which is |
|
|
2169
|
Mon Nov 2 13:34:36 2009 |
kiwamu | Configuration | PSL | removed multiply resonant EOM | I removed the multiply resonant EOM that
has been set by a SURF student from PSL table.
I will use it for checking the resonant |
|
|
2168
|
Mon Nov 2 13:00:55 2009 |
Koji | Update | IOO | PMC aligned, MC WFS aligned | The beam to PMC aligned. The beam to MC
WFS cameras aligned.
PMC Trans increased from 2.73 to 2.75 |
|
|
2167
|
Mon Nov 2 10:56:09 2009 |
kiwamu | Update | LSC | cron job works succesfully & no timing jitter | As
I wrote on Oct.27th, the cron job works
every Sunday. |
|
|
2166
|
Sun Nov 1 17:58:44 2009 |
Jenne | Update | General | Update on Video Switch | The current update on the Chameleon video
switch is: no progress.
I connected the old laptop that Rob/Steve |
|