| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
5265
|
Thu Aug 18 22:24:08 2011 |
jamie | Omnistructure | VIDEO | Updated 'videoswitch' script | I have updated the 'videoswitch' program
that controls the video MUX. It now
includes the ability to query the video mux |
|
|
5264
|
Thu Aug 18 15:54:35 2011 |
steve | Update | SUS | damped and undamped OSEMs | damped sus at atm1 and freeswingging sus
at atm2
|
|
|
5263
|
Thu Aug 18 12:22:37 2011 |
jamie | Update | SUS | suspension update | Most of the suspension look ok, with "badness"
levels between 4 and 5. I'm just posting
the ones that look slightly less ideal below. |
6x |
|
5262
|
Thu Aug 18 10:59:04 2011 |
steve | Update | Treasure | Prepared for drag wiping |
|
|
|
5261
|
Thu Aug 18 10:17:04 2011 |
kiwamu, steve | Update | SUS | oplevs reestablished at Vertex | Kiwamu and Steve, from yesterday
PRM and BS oplev paths were relaid
after setting 1/2 OSEM voltages. The incident |
|
|
5260
|
Thu Aug 18 00:58:40 2011 |
jamie | Update | SUS | optics kicked and left free swinging | ALL optics (including MC) were kicked and
left free swinging at:
997689421 |
|
|
5259
|
Thu Aug 18 00:53:48 2011 |
jamie, kiwamu, suresh, jenne | Update | General | PUMP PLAN ABORTED; need to work more on IFO alignment | We have decided that
the IFO alignment is bad enough that we're
not ready to pump down. PUMP ABORTED.
The |
|
|
5258
|
Wed Aug 17 20:14:49 2011 |
jamie, kiwamu, suresh, jenne, keiko, anamaria | Update | General | in-vacuum work status, prep for pump | This afternoon's work:
OSEMs were adjusted on
all suspended optics.
X and |
|
|
5257
|
Wed Aug 17 17:51:54 2011 |
Jenne | Update | Treasure | Prepared for drag wiping | While waiting for the IFO team to align
things (there were already ~5 people working
on a ~1 person job...), I got all of our |
|
|
5256
|
Wed Aug 17 15:55:01 2011 |
Jenne | Update | General | in-vac work : the end is near |
|
|
|
5255
|
Wed Aug 17 15:47:18 2011 |
Anamaria | Update | SUS | ETMX Side Sensor slow channel down for a long time | Jenne, Anamaria
We aligned the ETMX OSEMs and ran
into this issue. Looking at the SENSOR_SIDE |
|
|
5254
|
Wed Aug 17 12:14:27 2011 |
Josh Smith | Omnistructure | Computer Scripts / Programs | 40m summary page plans | Josh Smith, Fabian Magana-Sandoval, Jackie
Lee (Fullerton)
Thanks to Jamie and Jenne for the |
|
|
5253
|
Wed Aug 17 06:42:38 2011 |
kiwamu | Update | General | in-vac work : the end is near | We will pump
down the chambers on Thursday morning. |
|
|
5252
|
Wed Aug 17 03:10:06 2011 |
kiwamu | Update | General | current status of in-vac work | [Jamie / Suresh / Kiwamu]
The in-vac |
|
|
5251
|
Wed Aug 17 02:48:56 2011 |
kiwamu | Update | RF System | Re: AM in the PM | [Keiko / Suresh / Anamaria / Kiwamu]
The AM |
|
|
5250
|
Tue Aug 16 17:09:55 2011 |
Jenne | Update | General | today's work to do |
|
|
|
5249
|
Tue Aug 16 16:59:20 2011 |
Anamaria | Update | RF System | AM in the PM | Kiwamu, Keiko, Anamaria
Looking at the I and Q signals coming
from REFL11 and REFL55 we saw large offsets, |
|
|
5248
|
Tue Aug 16 11:49:17 2011 |
jamie, jenne | Update | General | today's work to do | >If necessary steer ETMs and ITMs to
make the X and Y green beam flashing.
Green is now flashing in both X and |
|
|
5247
|
Tue Aug 16 10:59:06 2011 |
jamie | Update | SUS | SUS update | Data taken from: 997530498+120
Things are actually looking ok at
the moment. "Badness" (cond(B)) |
6x |
|
5246
|
Tue Aug 16 04:50:17 2011 |
kiwamu | Update | SUS | free swinging again | Since Suresh and I changed the DC
biases on most of the suspension, the free
swingning spectra will be different from |
|
|
5245
|
Tue Aug 16 04:28:09 2011 |
kiwamu | Update | General | today's work to do | The
main goal of today is to extract the pick-off
beams |
|
|
5244
|
Tue Aug 16 04:25:34 2011 |
Suresh, Kiwamu | Update | SUS | alignment of MC output to Y-arm using PZTs | We did several things today+night.
The final goal was to lock the PRC so that
we could obtain the POX, POY and POP beams. |
|
|
5243
|
Mon Aug 15 21:43:29 2011 |
Anamaria and Keiko | Summary | Locking | central part ifo locking project | REFL33 and REFL165 cables were connected
from the AP table to the rack. Cables
on the rack for REFL33I, 33Q, 165I, 165Q |
|
|
5242
|
Mon Aug 15 17:38:07 2011 |
jamie | Update | General | Foil aperture placed in front of ETMY | We have placed a foil aperture in front
of ETMY, to aid in aligning the Y-arm, and
then the PRC. It obviously needs to |
|
|
5241
|
Mon Aug 15 17:36:10 2011 |
jamie | Update | SUS | Strangeness with ETMY (was: Monday SUS update) | For some reason ETMY has changed a lot.
Not only does it now have the worst "badness"
(B matrix condition number) at ~10, but the |
|
|
5240
|
Mon Aug 15 17:23:55 2011 |
jamie | Update | SUS | freeswing script updated | I have updated the freeswing scripts, combining
all of them into a single script that takes
arguments to specify the optic to kick: |
|
|
5239
|
Mon Aug 15 14:10:56 2011 |
Jenne | Update | SUS | Monday SUS update | The
moral of the story here is that none of the
suspensions are overwhelmingly awesome, but |
7x |
|
5238
|
Mon Aug 15 14:07:39 2011 |
kiwamu | Update | IOO | Re: MC misaligned a lot | The leveling
was still okay. The MC mirrors were realigned |
|
|
5237
|
Mon Aug 15 13:16:50 2011 |
Jenne | Update | SUS | Re: ETMY hopefully good again |
|
|
|
5236
|
Mon Aug 15 10:58:52 2011 |
kiwamu | Update | IOO | MC misaligned a lot | This morning Steve and I opened the doors
on the IOO and OMC chamber to let the IR
beam go to MC. |
|
|
5235
|
Mon Aug 15 10:02:27 2011 |
kiwamu | Update | SUS | BS OSEM adjustment done | [Suresh / Kiwamu]
Adjustment of the OSEMs on BS |
|
|
5234
|
Sun Aug 14 22:48:37 2011 |
kiwamu | Update | SUS | free swinging again | Excited all optics
Sun Aug 14 20:22:33 PDT 2011
997413768 |
|
|
5233
|
Sun Aug 14 20:04:40 2011 |
Keiko, Anamaria, Jenne, and Kiwamu | Summary | Locking | central part ifo locking plan | GOAL : To lock the central part of ifo
Here is the plan:
|
|
|
5232
|
Sun Aug 14 19:06:50 2011 |
Jenne | Update | elog | elog dead. Brought back to life | like the subject says... |
|
|
5231
|
Sun Aug 14 17:47:39 2011 |
Nicole | Summary | SUS | TT Shaking Today and Hopefully More? |
|
|
|
5230
|
Sun Aug 14 15:37:39 2011 |
Jenny | Update | PSL | Temperature steps and slow actuator railing |
|
|
|
5229
|
Sun Aug 14 13:57:52 2011 |
Nicole | Summary | SUS | TT Optimization Curves |
|
|
|
5228
|
Sun Aug 14 04:12:37 2011 |
Jenny | Update | PSL | Temperature steps and slow actuator railing | Below are some plots from dataviewer of
temperature-step data taken over the past
32 hours. (They show minute trends). I am |
|
|
5227
|
Sun Aug 14 00:26:51 2011 |
Nicole | Summary | SUS | TT Optimization Curves |
|
|
|
5226
|
Sat Aug 13 21:48:17 2011 |
Koji | Summary | SUS | TT Optimization Curves | 1) Drawing has the dimensions => You
can calculate the volume => You can calculate
the mass |
|
|
5225
|
Sat Aug 13 21:15:47 2011 |
Nicole | Summary | SUS | TT Optimization Curves |
|
|
|
5224
|
Sat Aug 13 19:08:01 2011 |
Koji | Summary | SUS | TT Optimization Curves | What are the parameters you are using?
As you have the drawings of the components,
you can calculate the masses of the objects. |
|
|
5223
|
Sat Aug 13 15:47:47 2011 |
Nicole | Summary | SUS | TT Optimization Curves | Using my Matlab model of the flexibly-supported
eddy current damping system, I have changed
parameters to see if/how the TTs can be optimized |
|
|
5222
|
Sat Aug 13 15:40:38 2011 |
Nicole | Summary | SUS | TT Shaking Today and Hopefully More? | As reported in my previous
entry of TT supsension bode plots, I
found that my experimental data had what |
|
|
5221
|
Sat Aug 13 02:31:42 2011 |
kiwamu | Update | SUS | Re: ETMY hopefully good again | I guess the ETMY suspension is still fine.
Their OSEM DC voltage and the free swinging
spectra look healthy. |
|
|
5220
|
Sat Aug 13 02:11:33 2011 |
kiwamu | Update | SUS | free swinging again | I am leaving all of the suspensions
free swinging. They will automatically recover |
|
|
5219
|
Sat Aug 13 01:54:18 2011 |
kiwamu | Update | SUS | PRM OSEM adjustment part II | Adjustment |
|
|
5218
|
Sat Aug 13 01:52:07 2011 |
Yoichi | Update | LSC | Feed forward delay | Yoichi, Koji
While I was testing the feed forward cancellation, |
|
|
5217
|
Fri Aug 12 20:33:57 2011 |
Dmass | Summary | PSL | NPRO PDH-Locked to Ref Cav | To aid Jenny's valiant attempt to finish
her SURF project, I did some things with
the front end system over the last couple |
|
|
5216
|
Fri Aug 12 20:28:13 2011 |
Jenne | Update | SUS | ETMY hopefully good again |
|
|