ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
7620
|
Thu Oct 25 09:32:17 2012 |
Steve | Omnistructure | IOO | using access connector |
|
|
7619
|
Thu Oct 25 08:04:45 2012 |
Steve | Update | SUS | my assesment of the folding mirror (passive tip-tilt) situation |
|
|
7618
|
Thu Oct 25 06:49:49 2012 |
Koji | Update | | my assesment of the folding mirror (passive tip-tilt) situation |
|
|
7617
|
Thu Oct 25 02:10:22 2012 |
Koji | Update | | my assesment of the folding mirror (passive tip-tilt) situation | The thinner wire has a history that it
did not improve the hysteresis (ask Jenne).
Nevertheless, it's worth to try. |
|
7616
|
Thu Oct 25 02:01:15 2012 |
Koji | Update | Computer Scripts / Programs | Phase map summary of LaserOptik mirrors | Previous phasemap data and analysis for
the new 40m COC are summarized on the following
page |
|
7615
|
Wed Oct 24 22:48:46 2012 |
janosch | Update | Computer Scripts / Programs | Phase map summary of LaserOptik mirrors |
|
|
7614
|
Wed Oct 24 22:20:24 2012 |
Den | Update | Adaptive Filtering | microphone noise |
|
|
7613
|
Wed Oct 24 20:09:41 2012 |
jamie | Update | | installing the new dirchoic mirros in PR3/SR3 | When installing the dichroics we need to
pay attention to the wedge angle. I
didn't, so the ghost beam is currently point |
|
7612
|
Wed Oct 24 19:55:06 2012 |
jamie | Update | | my assesment of the folding mirror (passive tip-tilt) situation | We removed all the folding mirrors ({P,S}R{2,3})
from the IFO and took them into the bake
lab clean room. The idea was that at |
|
7611
|
Wed Oct 24 18:42:39 2012 |
Manasa | Update | Computer Scripts / Programs | Phase map summary of LaserOptik mirrors |
|
12x |
7610
|
Wed Oct 24 17:02:01 2012 |
Jenne | Update | Adaptive Filtering | microphone noise |
|
|
7609
|
Wed Oct 24 15:29:52 2012 |
rana | Update | Adaptive Filtering | microphone noise | We have to change the sample
rate and AA filter for the mic channels before
going too far with the circuit design. |
|
7608
|
Wed Oct 24 14:19:01 2012 |
Jenne | Update | Alignment | Phase map summary of LaserOptik mirrors |
|
|
7607
|
Wed Oct 24 14:15:34 2012 |
Ayaka | Update | Adaptive Filtering | microphone noise | Previous results
I am measuring the noise level of
the microphones. The circuit does not seems |
 |
7606
|
Wed Oct 24 11:49:07 2012 |
Jenne | Update | Alignment | Game plan for the day | Jamie has arranged for phase map measurements
this afternoon, so I will take the 6 dichroic
LaserOptik optics over to Downs at 1:15 this |
|
7605
|
Wed Oct 24 09:15:12 2012 |
Steve | Update | VAC | vacuum rack 24V ps was current limited |
|
|
7604
|
Wed Oct 24 01:02:10 2012 |
Koji | Update | SUS | PITCH damping needed | Wow... This is even more complicated than
the original "Y" design... |
|
7603
|
Tue Oct 23 18:21:21 2012 |
Jenne | Update | Alignment | Power supply at OMC removed |
|
|
7602
|
Tue Oct 23 18:18:29 2012 |
Jenne | Update | SUS | PITCH damping needed |
|
|
7601
|
Tue Oct 23 18:12:18 2012 |
Jenne | Update | Alignment | Tip tilt wires - the truth |
|
|
7600
|
Tue Oct 23 17:41:20 2012 |
Manasa | Update | Alignment | Power supply at OMC removed |
|
|
7599
|
Tue Oct 23 17:30:33 2012 |
jamie, nic, jenne, raji, manasa | Update | Alignment | Initial attempts to fix IFO alignment | We went into the vertex today to see about
fixing the alignment. The in-air access
connector is in place, and we took heavy |
|
7598
|
Tue Oct 23 17:12:30 2012 |
Den | Update | SUS | PITCH damping needed | Koji and Steve pointed out that previous
design of a damping bracket was
a bit complicated to manufacture. So I made |
|
7597
|
Tue Oct 23 16:18:03 2012 |
Steve | Update | VAC | Roughing pumps on for oil change |
|
|
7596
|
Tue Oct 23 10:24:42 2012 |
Ayaka | Update | Adaptive Filtering | microphone noise |
|
|
7595
|
Tue Oct 23 09:37:33 2012 |
Steve | Update | SUS | passive TT adjustment correction |
|
|
7594
|
Tue Oct 23 08:45:00 2012 |
Steve | Update | VAC | vent day 3 |
|
 |
7593
|
Tue Oct 23 01:46:53 2012 |
Den | Update | SUS | PITCH damping needed |
|
 |
7592
|
Tue Oct 23 00:51:41 2012 |
Jamie | Update | Adaptive Filtering | microphone noise |
|
|
7591
|
Tue Oct 23 00:41:55 2012 |
Jenne | Update | Alignment | MC locked, spots centered | [Jenne, Raji]
We replaced the MC Refl path BS with
the Y1, as usual, so that the full ~100mW |
|
7590
|
Mon Oct 22 21:20:36 2012 |
Jenne | Update | PSL | Beam attenuation optics in place | [Jenne, Raji (before dinner)]
We put the beam attenuation optics
in place. Before putting any optics |
|
7589
|
Mon Oct 22 20:44:49 2012 |
Ayaka | Update | Adaptive Filtering | microphone noise | I will do some experiments on acoustic
noise canceling during my stay.
Now I am planning to cancel acoustic |
|
7588
|
Mon Oct 22 11:26:12 2012 |
rana | Update | SUS | PITCH damping needed |
Too bad - I thought it would at least
give a little damping. Since we want the |
|
7587
|
Mon Oct 22 09:10:07 2012 |
Steve | Update | VAC | @750Torr |
|
|
7586
|
Sat Oct 20 20:37:55 2012 |
Den | Update | SUS | PITCH damping needed |
|
   |
7585
|
Sat Oct 20 01:23:56 2012 |
Den | Update | SUS | PITCH damping needed |
|
  |
7584
|
Fri Oct 19 19:26:42 2012 |
Jenne | Update | VAC | vent has started |
|
|
7583
|
Fri Oct 19 18:30:07 2012 |
Den | Update | SUS | PITCH damping needed |
|
 |
7582
|
Fri Oct 19 16:45:39 2012 |
Steve | Update | VAC | vent has started |
|
|
7581
|
Fri Oct 19 16:24:39 2012 |
rana | Update | Locking | Alignment is really bad?? |
VENT |
|
7580
|
Fri Oct 19 12:45:12 2012 |
Den | Update | CDS | c1lsc is up after reboot | |
|
7579
|
Fri Oct 19 01:21:42 2012 |
Evan | Update | Locking | Aligning PZTs, PRM | [Evan, Jenne]
Tonight we made an attempt at getting
the PRM + ITMY aligned with correct input |
|
7578
|
Fri Oct 19 01:11:18 2012 |
Jenne | Update | IOO | MCL, WFS triggers |
|
|
7577
|
Fri Oct 19 00:55:35 2012 |
Jenne | Update | Computers | c1lsc is down (at least all of the models) | When Evan and I were dithering the BS and
ITMY (see his elog), I noticed that c1lsc
was acting weird. the IOP was the only |
|
7576
|
Thu Oct 18 15:36:57 2012 |
Steve | Update | Cameras | Watec cameras & Tamron lenses | I purchased 3x 1/2"
ccd cameras and 3x F 50
mm lenses for the lab. |
|
7575
|
Thu Oct 18 12:02:32 2012 |
Den | Update | IOO | MCL, WFS triggers |
|
|
7574
|
Thu Oct 18 08:00:40 2012 |
jamie | Update | Computers | Re: Lots of new White :( |
|
|
7573
|
Thu Oct 18 03:57:20 2012 |
Jenne | Update | Locking | Alignment is really bad?? | The goal of the night was to lock the Y
arm. (Since that didn't happen, I moved
on to fixing the WFS since they were hurting |
|
7572
|
Thu Oct 18 03:45:56 2012 |
Jenne | Update | IOO | MCL, WFS triggers |
|
|
7571
|
Thu Oct 18 02:42:38 2012 |
Den | Update | SUS | PITCH damping needed |
|
7x |