ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
4140
|
Wed Jan 12 01:38:52 2011 |
Koji | Update | IOO | Put MC PZT offset onto MC board, instead of on awkward cart | I can not think of any reason that the
input impedance of 13kOhm between the pos/neg
inputs produces such a big change at the |
|
4139
|
Tue Jan 11 21:08:19 2011 |
Joonho | Summary | Cameras | CCD cables upgrade plan. | Today
I have made the CCD Cable Upgrade Plan for
improvement of sysmtem. |
|
4138
|
Tue Jan 11 18:41:43 2011 |
Jenne | Update | IOO | Put MC PZT offset onto MC board, instead of on awkward cart | [Larisa and Jenne]
We wanted to get rid of the awkward
cart that was sitting behind the 1Y1 rack. |
|
4137
|
Tue Jan 11 17:08:43 2011 |
Suresh | Configuration | PSL | replaced the pzt-steering mirror on PSL | [Rana,
Jenne, Suresh]
Yesterday, |
|
4136
|
Tue Jan 11 16:04:17 2011 |
josephb | Update | CDS | Script to update web views of models for all installed front ends | I wrote
a new script that is in /opt/rtcds/caltech/c1/scripts/AutoUpdate/
called webview_simlink_update.m. |
|
4135
|
Tue Jan 11 14:05:11 2011 |
josephb | Update | Computers | Martian host table updated daily | I created two simple cron jobs, one running
on linux1 and one running on nodus, to produce
an updated copy of the martian host table |
|
4134
|
Tue Jan 11 13:32:52 2011 |
josephb, kiwamu | Update | CDS | Updated some DAQ channel names | [Joe,
Kiwamu]
We |
|
4133
|
Tue Jan 11 11:39:45 2011 |
steve | Update | VAC | RGA is turned on | Joe updated the rga procedure in the wiki
and we turned on the filament. It will take
a few days to reach thermal equilibrium. |
|
4132
|
Tue Jan 11 11:19:13 2011 |
josephb | Summary | CDS | Storing FE harddrives down Y arm | Lacking
a better place, I've chosen the cabinet down
the Y arm which had ethernet cables and various |
|
4131
|
Tue Jan 11 01:05:29 2011 |
kiwamu | Update | LSC | obtained Xarm PDH signal | [Jenne, Zach, Kiwamu]
|
|
4130
|
Mon Jan 10 16:47:08 2011 |
josephb, alex, rolf | Update | CDS | Fixed c1lsc dolphin reflected memory | While Alex and Rolf were visiting, I pointed
out that the Dolphin card was not sending
any data, not even a time stamp, from the |
|
4129
|
Mon Jan 10 16:39:36 2011 |
josephb, alex, rolf | Update | CDS | New Time server for frame builder and 1PPS | Alex and Rolf came over today with a Tempus
LX GPS network timing server.
This has an IRIG-B output and a 1PPS output. |
|
4128
|
Sun Jan 9 15:50:55 2011 |
rana | HowTo | PSL | Setting the PMC gain | |
|
4127
|
Sat Jan 8 23:18:03 2011 |
rana | Update | Computers | network table | There's, as usual, a disconnect between
the real martian host table and the one displayed
on the |
|
4126
|
Sat Jan 8 21:12:12 2011 |
rana | Update | CDS | Megatron is back | I started reverting Megatron into
a standard Ubuntu workstation after Joe/Osamu's
attempt to steal it for their real time mumbo |
 |
4125
|
Fri Jan 7 15:17:37 2011 |
steve | Update | Cameras | ITMX video monitor has tower wide view | The Watec 902, 1/2" CCD camera got
new Tamron lens: 1/2" 10-40mm F/1.4
manual iris. IR corrective lens. It is designed |
|
4124
|
Fri Jan 7 12:01:39 2011 |
Osamu | Update | Computers | c1lsc running | I got a new adapter board for expansion
chassis from CDS and exchanged the existing
adapter board which was laid on the floor |
|
4123
|
Fri Jan 7 00:49:16 2011 |
Jenne | Update | Green Locking | Recovered Xarm Green Lock, Preparation for Beat Note Measurement | [Kiwamu, Jenne]
We went this evening in search of
a beat note signal between the Xarm transmitted |
|
4122
|
Fri Jan 7 00:14:36 2011 |
kiwamu | Update | IOO | EOM triple resonant box is working | I
checked the triple resonant box for the broadband |
|
4121
|
Thu Jan 6 10:47:11 2011 |
Koji | Update | elog | ELOG fixed (re: restarted) | Fixed
the 40m elog crashing with the threaded display.
This
morning I found that Google bot crashed the |
|
4120
|
Thu Jan 6 00:06:01 2011 |
Jenne | Update | IOO | Magical absorbing PZT mirror | [Kiwamu, Jenne]
We have a measely 465mW going into |
|
4119
|
Thu Jan 6 00:03:05 2011 |
Koji | Update | Cameras | Aligned the Xarm, no big deal | Nice, nice!
The power budget for the FPMI is |
|
4118
|
Wed Jan 5 23:45:33 2011 |
Jenne | Update | Cameras | Aligned the Xarm, no big deal | Correct. We can see the flashes clearly
on our new ETM camera, but we see absolutely
nothing on the ITM. |
|
4117
|
Wed Jan 5 23:37:12 2011 |
rana | Update | Cameras | Aligned the Xarm, no big deal | Pretty fancy work actually...I wouldn't
have guessed that you need to look at the
back of the ETM. Does this mean that we can't |
|
4116
|
Wed Jan 5 23:22:00 2011 |
Jenne | Update | Cameras | Aligned the Xarm, no big deal | [Kiwamu, Jenne]
We successfully aligned the X arm.
No big deal. Nothing to |
 |
4115
|
Wed Jan 5 22:14:41 2011 |
rana | Summary | DAQ | FrameBuilder fails in a new way | Just a proof that the DAQ is working -
ran DTT on nodus from 3 hours ago. |
|
4114
|
Wed Jan 5 21:19:29 2011 |
Zach | Update | elog | restarted | Restarted the elog with the script |
|
4113
|
Wed Jan 5 16:11:17 2011 |
kiwamu | Summary | IOO | temporary PZT connection | |
|
4112
|
Wed Jan 5 16:00:11 2011 |
rana, alex | Summary | DAQ | FrameBuilder fails in a new way | Email from Alex:
|
|
4111
|
Wed Jan 5 10:45:51 2011 |
Koji | Update | elog | restarted | Google bot crashed the elog again.
Then, I found that Google bot (and I) can
crash elogd by trying to show the threaded |
|
4110
|
Wed Jan 5 03:06:02 2011 |
kiwamu | Update | IOO | beam spots on MC mirrors | I checked
the spot positions on MC1 and MC3 by running |
|
4109
|
Wed Jan 5 00:23:30 2011 |
rana | Summary | DAQ | FrameBuilder fails in a new way | Since Leo was trying to demo his LIGO Data
Listener code, he noticed that there was
and NDS2 issue. The NDS2 guy (JZ) noticed |
|
4108
|
Tue Jan 4 21:21:57 2011 |
kiwamu | Update | IOO | PZTs are connected to c1iscaux | I connected
PZT1 and PZT2 to a slow front end machine |
|
4107
|
Tue Jan 4 18:37:18 2011 |
Jenne | Update | IOO | MCWFS aligned | I undid Yuta's
temporary setup, and put beam back on both |
|
4106
|
Tue Jan 4 15:12:33 2011 |
Suresh | Update | IOO | MC Trans Mon QPD gain decreased by 10 | Decreased
the gain of MC-Trans-Mon QPD ckt
The |
|
4105
|
Tue Jan 4 13:57:48 2011 |
kiwamu | Update | IOO | incident mirror changed from 45deg to 0 deg | I replaced the final steering mirror
(Y1-1037-45-S)
in the zig-zag path on the PSL table by a |
|
4104
|
Tue Jan 4 11:06:32 2011 |
Koji | Update | IOO | Power into Mode Cleaner increased | - Previously MC TRANS was 9000~10000 when
the alignment was good. This means that the
MC TRANS PD is saturated if the full power |
|
4103
|
Tue Jan 4 02:58:53 2011 |
Jenne | Update | IOO | Power into Mode Cleaner increased | What was the point:
I twiddled with several different |
|
4102
|
Mon Jan 3 10:32:27 2011 |
kiwamu | Summary | elog | found hung - restarted | Found
exactly the same error messages at the end |
|
4101
|
Sat Jan 1 19:13:40 2011 |
rana | Update | CDS | c1pem now recording data | I found that there was no PEM data
nor any other data (no SUS or otherwise.
No testpoints, no DAQ). |
|
4100
|
Sat Jan 1 16:36:16 2011 |
rana | Configuration | SUS | rampdown.pl was not running | The
crontab for op340m which runs various IFO
maintenance activities has been set to the |
|
4099
|
Fri Dec 31 12:41:02 2010 |
rana | Update | General | IR flashes | I came in today to check up on the StripTool
and burn the Ubuntu LTS (new CDS OS) DVD.
I was pretty excited to see the PRM flashes |
|
4098
|
Wed Dec 29 18:53:11 2010 |
rana | Summary | elog | found hung - restarted | This was the error today:
GET
/40m/ HTTP/1.1 |
|
4097
|
Fri Dec 24 09:01:33 2010 |
josephb | Update | CDS | Borrowed ADC | Osamu has borrowed an ADC card from the
LSC IO chassis (which currently has a flaky
generation 2 Host interface board). |
|
4096
|
Thu Dec 23 22:13:50 2010 |
Koji | Update | General | PZT HV turned on | The four IOO PZTs have been turned on in
order to confirm the alignment of the IFO.
Once they are turned on, the spots |
|
4095
|
Thu Dec 23 18:51:37 2010 |
rana | Update | Green Locking | installed doubling oven base at PSL table | This is not such a bad base design, but
remember that we have to get a couple of parts |
|
4094
|
Thu Dec 23 13:30:09 2010 |
steve | Configuration | VAC | slow pumpdown complete | The pump down continued this morning by
the removal of the butterfly valve. Two roughing
pumps were used to reach 500 mTorr |
|
4093
|
Thu Dec 23 12:19:43 2010 |
kiwamu | Update | Green Locking | installed doubling oven base at PSL table | I
gave a christmas present to a doubling oven
who has been sitting on the PSL table. |
  |
4092
|
Thu Dec 23 08:54:32 2010 |
Suresh | Update | elog | the delhi univ syndrome | Sorry folks! I couldnt get to the
elog and didnt know that the elog was crashing
every time I tried to access it. |
|
4091
|
Thu Dec 23 03:15:11 2010 |
Koji | Update | elog | elogd is getting killed by Suresh | ELOG has crashed and I restarted it.
Actually the filtering is not effective
so far as elog is not using apache but has |
|