| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
2396
|
Fri Dec 11 11:42:26 2009 |
Alberto | Configuration | LSC | 166 LO Disconnected |
|
|
|
2397
|
Fri Dec 11 13:18:17 2009 |
Alberto | Configuration | VAC | pumpdown has started |
|
|
|
2398
|
Fri Dec 11 14:12:32 2009 |
rana | Configuration | LSC | 166 LO Disconnected |
Seems like very strange cable
loss numbers. The Heliax is lossier than |
|
|
2399
|
Fri Dec 11 14:19:22 2009 |
Koji | Configuration | VAC | pumpdown has started | Wait,
Wait, Wait. |
|
|
2400
|
Fri Dec 11 15:21:40 2009 |
steve | Configuration | VAC | pumpdown#67 is completed |
|
|
|
2402
|
Fri Dec 11 19:51:13 2009 |
Alberto | Configuration | LSC | 166 LO Disconnected |
|
|
|
2432
|
Sat Dec 19 14:33:25 2009 |
Koji | Configuration | Computers | PDFlib lite / gnuplot 4.2.6 on Rosalba/Allegra | In order to enable 'set terminal pdf' in
gnuplot on Rosalba/Allegra, I installed PDFlib
lite and gnuplot v4.2.6. to them. |
|
|
2447
|
Tue Dec 22 18:42:40 2009 |
Sanjit, Koji | Configuration | Adaptive Filtering | Readded DAQ channels to active list | Sometimes back we modified /cvs/cds/caltech/chans/daq/C1ASS.ini
to save some of the channels. The file was
reverted to default after the recent changes |
|
|
2469
|
Wed Dec 30 20:33:36 2009 |
rana, alberto | Configuration | Cameras | ITMY & MC2 Camera work | We
restored the good state of the ITMY camera |
|
|
2471
|
Sun Jan 3 08:23:39 2010 |
rana | Configuration | CDS | autoburt.pl 'fixed' for post 2009 years | Tobin & Keith pointed out in the
LLO
ilog that there was a code bug |
|
|
2472
|
Mon Jan 4 09:52:40 2010 |
rana | Configuration | Cameras | ITMX camera and PSL channels | I
fixed up the ITMX camera like we did for
ITMY recently (removed T's and added strain |
|
|
2473
|
Mon Jan 4 17:21:30 2010 |
Jenne | Configuration | IOO | Elusive Mode Matching Solution found! | I think I have
finally found a Mode Matching solution for |
|
|
2481
|
Wed Jan 6 03:44:41 2010 |
Koji | Configuration | IOO | Elusive Mode Matching Solution found! | I
am in the way to get a reasonable optical
layout. |
|
|
2490
|
Fri Jan 8 20:13:49 2010 |
Alberto, JoB | Configuration | Computers | The 40m Kaiser Permanent Reboot Marathon | This morning after Alex and Jo's tinkering
with Megatron the RFM network crashed and
it brought down also some computers. The |
|
|
2518
|
Sun Jan 17 05:22:42 2010 |
rana | Configuration | Computers | ELOG script change | With Dave Barker's help, I changed the
elog startup script. Instead of running as
a Daemon with the -D option, |
|
|
2549
|
Tue Jan 26 20:18:32 2010 |
rana | Configuration | ALARM | op540m: alarms and BLRMS and StripTool restored | I turned the StripTool and ALARMS and BLRMS
back on on op540m. Looks like it has been
rebooted 5 days ago and no one turned these |
|
|
2551
|
Thu Jan 28 09:14:51 2010 |
Alberto | Configuration | Computers | c1iscey, c1iscex, c1lsc, c1asc rebooted | This morning the LSC scripts wheren't running
properly. I had to reboot c1iscey, c1iscex,
c1lsc, c1asc . |
|
|
2568
|
Wed Feb 3 11:13:15 2010 |
steve | Configuration | General | planed power outage for Sat. Feb 20 | The electrical shop has to connect the
new power transformer at CES. This means
we will have no AC power for ~8 hrs on Saturday, |
|
|
2573
|
Fri Feb 5 11:01:49 2010 |
steve | Configuration | VAC | slow pumpdown valve | I have installed a slow start throttle
valve in front of V3 This spring loaded
valve will cut down on the flow at high pressures. |
|
|
2585
|
Wed Feb 10 16:27:47 2010 |
steve | Configuration | General | IFO beam heights | IN
VACUUM beam heights are ALL 5.5"
This is measured from the top of the |
|
|
2589
|
Thu Feb 11 15:53:59 2010 |
steve | Configuration | VAC | PSL output shutter is closed | Joe and Alex are working on the computers.
Our vacuum system is temporary "All
off" condition: meaning all valves are |
|
|
2592
|
Thu Feb 11 18:53:57 2010 |
steve | Configuration | VAC | VAC NORMAL is back |
|
|
|
2605
|
Tue Feb 16 10:01:16 2010 |
Alberto | Configuration | LSC | Arms and PRC not locking | Since last Friday either the arms or the
PRC can't lock.
The montors show the beam flashing |
|
|
2607
|
Tue Feb 16 14:10:06 2010 |
josephb, rob, koji | Configuration | LSC | Arms and PRC not locking |
|
|
|
2608
|
Tue Feb 16 15:25:00 2010 |
Alberto | Configuration | LSC | Arms and PRC not locking |
|
|
|
2612
|
Thu Feb 18 10:10:43 2010 |
steve | Configuration | General | 480 V AC power turned off | Only the 40m cranes are running on 480VAC
The electricians are rewiring this transformer
on the mezzanine so it was shut down. |
|
|
2613
|
Thu Feb 18 15:39:16 2010 |
Koji and Steve | Configuration | VAC | valve condition: ALL OFF | As preparation for the upcoming planned
power outage we turned turbos, RGA off and
closed valves. |
|
|
2615
|
Fri Feb 19 02:38:32 2010 |
Koji | Configuration | oplevs | Intsant green oplevs for ITMs shooting from the ends | I
set up instant green oplevs for ITMs.
A green laser pointer has been set |
|
|
2624
|
Mon Feb 22 11:38:05 2010 |
joe, jenne and steve | Configuration | VAC | vacuum is back to normal | Morning condition: vacuum rack power is
still off, no MEDM screen reading.....meaning
unknown vacuum pressure.We closed PSL shutter |
|
|
2631
|
Tue Feb 23 13:37:04 2010 |
kiwamu and steve | Configuration | VAC | venting the 40m vac envelope | Kiwamu and Steve have started venting
the 40m vacuum envelope.
Preparation: |
|
|
2633
|
Tue Feb 23 16:20:44 2010 |
steve | Configuration | VAC | outgassing + leak |
|
|
|
2634
|
Tue Feb 23 16:42:02 2010 |
rana | Configuration | Computer Scripts / Programs | SVN restarted on NODUS | I ran the start Apache script as described
by Yoichi in the WIki. SVN back up. |
|
|
2635
|
Tue Feb 23 19:00:45 2010 |
kiwamu | Configuration | VAC | vent finished | The vent has been
finished. |
|
|
2636
|
Tue Feb 23 19:07:43 2010 |
kiwamu and steve | Configuration | VAC | vent is completed |
|
|
|
2641
|
Thu Feb 25 19:59:50 2010 |
Koji | Configuration | SUS | ITMX OSEMs | Koji, Steve
ITMX OSEM CONFIGURATION
|
|
|
2644
|
Fri Feb 26 15:32:13 2010 |
steve | Configuration | VAC | preparation for power outage: vacuum all off | There is a planned power outage tomorrow,
Saturday from 7am till midnight.
I vented all annulies and switched |
|
|
2648
|
Mon Mar 1 11:21:50 2010 |
steve | Configuration | VAC | vacuum contoller is back to normal |
|
|
|
2670
|
Fri Mar 12 17:08:22 2010 |
steve | Configuration | VAC | bg-RGAscan at d18 | RGA scan of rga-region only at day 18
This is the back ground of the rga with some
calibration gas. |
|
|
2695
|
Mon Mar 22 16:57:45 2010 |
josephb,daisuke, alex | Configuration | Computers | Megatron test points working again | We changed the pointer on /cvs/cds/caltech/target/gds/bin/awgtpman
from
/opt/gds/awgtpman to |
|
|
2708
|
Wed Mar 24 12:38:17 2010 |
Hartmut | Configuration | Green Locking | Broadband PD for green PLL | Modified one of the PD assemblies carrying
a large SI-Diode (~10mm diameter).
Removed elements used for resonant |
|
|
2709
|
Wed Mar 24 12:40:25 2010 |
daisuke | Configuration | General | Periscope for green laser delivery from the BSC to PSL table | The periscope design for beam elevation
of the green beams is posted. The design
for the 90 deg steering version is also coming. |
|
|
2725
|
Mon Mar 29 01:45:26 2010 |
daisuke | Configuration | General | Periscope version B for green laser ... | Here the design of the periscope for the
90 deg steering version is posted.
straight version http://nodus.ligo.caltech.edu:8080/40m/2709 |
|
|
2730
|
Mon Mar 29 18:41:34 2010 |
Koji | Configuration | SUS | Started to build TTs | Steve and Koji
WE started to build 5 TTs. 4 of them
are used in the recycling cavities. One is |
|
|
2732
|
Mon Mar 29 21:43:27 2010 |
Alberto | Configuration | PSL | Reference Cavity PD Noise Spectrum | [Rana, Alberto]
This evening we measured the noise
spectrum of the reference cavity PD used |
|
|
2733
|
Tue Mar 30 06:37:32 2010 |
rana | Configuration | PSL | Reference Cavity PD Noise Spectrum | Some more words about the RFAM: I noticed
that there was an excess RFAM by unlocking
the RC and just looking at the RF out with |
|
|
2759
|
Sat Apr 3 11:35:47 2010 |
rana | Configuration | PSL | Reference Cavity PD Noise Spectrum | The units on this
plot are completely bogus - we know that
the thermal noise from the resonant part |
|
|
2760
|
Sat Apr 3 16:07:40 2010 |
Alberto | Configuration | PSL | Reference Cavity PD Noise Spectrum | I was aware of a problem on those
units since I acquired the data. Then it
wasn't totally clear to me which were the |
|
|
2789
|
Mon Apr 12 16:20:05 2010 |
Alberto | Configuration | 40m Upgrading | REFL55 improved | During the commissioning of the AS55
PD, I learned how to get a much better rejection
of the 11MHz modulation.
So I |
|
|
2805
|
Mon Apr 19 05:54:50 2010 |
rana | Configuration | PSL | RC Temperature Servo Turned OFF temporarily | In order to measure the transfer function
of the RC cavity's foam, I've turned off
the servo so that the room temperature noise |
|
|
2808
|
Mon Apr 19 13:23:03 2010 |
josephb | Configuration | Computers | yum update fixed on control room machines | I went to Ottavia, and tried running yum
update. It was having dependancy issues
with mjpegtools, which was a rpmforge provided |
|