| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
3340
|
Sat Jul 31 10:12:05 2010 |
kiwamu | Update | VAC | Re: How to stop and start slow pumpdown | I resumed the pumping down. It started
from 9:55 am. |
|
|
3339
|
Sat Jul 31 04:03:11 2010 |
Gopal | Summary | Optic Stacks | Complete Displacement Translational Transfer Function Matrix | Over the past 36 hours, I've run full-fledged
FDAs on KALLO. |
|
|
3338
|
Fri Jul 30 22:07:42 2010 |
Koji | HowTo | VAC | How to stop and start slow pumpdown | Kiwamu and Koji
The rough pumping was stopped at
230mmTorr. We are going to resume the pumping |
|
|
3337
|
Fri Jul 30 19:20:15 2010 |
Alastair | Configuration | General | Jacket |
|
|
|
3336
|
Fri Jul 30 17:54:55 2010 |
steve | HowTo | VAC | How to stop and start slow pumpdown |
|
|
|
3335
|
Fri Jul 30 17:52:12 2010 |
Koji | Configuration | General | Jacket | Jenne and I need our jackets. We removed
them from the Rb clock.
Thanks for making them warm. Probably |
|
|
3334
|
Fri Jul 30 17:24:22 2010 |
Jenne | Update | PEM | Guralps back in the 40m | I brought the GUR2 seismometer back from
Bridge so I can get some more MC/Seismic
data during the next week while we're pumped |
|
|
3333
|
Fri Jul 30 14:53:09 2010 |
steve | Update | General | PSL table leg upgrade |
|
|
|
3332
|
Fri Jul 30 12:46:38 2010 |
Koji | Configuration | 40m Upgrading | BS chamber status | |
|
|
3331
|
Fri Jul 30 09:55:34 2010 |
steve | Configuration | VAC | slow pumpdown has started | Bob and Steve closed BS chamber with the
help of the manual Genie lift and the pump
down started. The PSL shutter was closed |
|
|
3330
|
Fri Jul 30 09:51:58 2010 |
kiwamu | Update | Green Locking | Re: waist positon of Gaussian beam in PPKTP crystals | Okay, I guess I understand what you want
to know. I did the following steps.
1. calculated the conversion efficiency |
|
|
3329
|
Fri Jul 30 02:54:04 2010 |
Koji | Update | 40m Upgrading | More optics installed on the BS table | July 29 Thu [Steve, Alberto, Kiwamu,
Koji]
We |
|
|
3328
|
Fri Jul 30 00:02:15 2010 |
Dmass | Update | Green Locking | waist positon of Gaussian beam in PPKTP crystals |
|
|
|
3327
|
Thu Jul 29 22:58:25 2010 |
kiwamu | Update | Green Locking | waist positon of Gaussian beam in PPKTP crystals | - As you said, I just calculated the waist
position in the crystal because the speed
of light changes in a medium and eventually |
|
|
3326
|
Thu Jul 29 22:08:32 2010 |
Alberto | Update | SUS | More optics installed on the BS table | [Koji, Steve, Kiwamu, Alberto]
- This afternoon we installed
a few new optics on the BS table: GR_PBS, |
|
|
3325
|
Thu Jul 29 21:13:39 2010 |
Dmass | Update | Green Locking | waist positon of Gaussian beam in PPKTP crystals |
|
|
|
3324
|
Thu Jul 29 20:43:32 2010 |
Gopal | Summary | Optic Stacks | Modeling Tips and Tilts | I have discovered a method of completely |
|
|
3323
|
Thu Jul 29 17:12:48 2010 |
josephb, kiwamu | Update | CDS | Re:Working out ADC/DAC/BO wiring | We
have installed 4 BO boards, 3 DAC boards
and 1 ADC board for new C1SUS.
They |
|
|
3322
|
Thu Jul 29 17:11:16 2010 |
Gopal | Update | COMSOL Tips | Including Gravity in COMSOL | [Gopal, Jan]
|
|
|
3321
|
Thu Jul 29 15:35:21 2010 |
josephb, kiwamu | Update | CDS | Working out ADC/DAC/BO wiring | We are currently using the SUS wiring diagram
found on Ben Abbott's page (link here)
to determine the ADC/DAC/BO channel numbers |
|
|
3319
|
Thu Jul 29 12:31:24 2010 |
josephb | Update | CDS | Working DAC, working IOP - next up SUS | Ok, after a few minutes of talking to Alex,
I got the correct "GUI syntax"
through my head, and we now have a simple |
|
|
3318
|
Thu Jul 29 12:31:09 2010 |
Koji | Summary | General | Lab Schedule | July
29 Thu BS chamber work: Move cable
towers / green steering mirrors / (2 TTs |
|
|
3317
|
Thu Jul 29 12:13:28 2010 |
kiwamu | Summary | CDS | near term plan | [Joe and Kiwamu]
|
|
|
3316
|
Thu Jul 29 11:33:38 2010 |
kiwamu | Update | CDS | PCI5565 driver for RFM | Yesterday I installed a PCI-5565
driver on new C1SUS in order to test the |
|
|
3315
|
Thu Jul 29 10:39:43 2010 |
kiwamu | Update | SUS | Re: installation of in-vac optics | I updated the last entry |
|
|
3314
|
Wed Jul 28 18:24:57 2010 |
Jenne | Update | Green Locking | 2 Green Periscopes have mirrors, aligned | [Koji, Jenne, Kiwamu]
This is to describe the work that
went on in the Cleanroom today. Kiwamu's |
|
|
3313
|
Wed Jul 28 17:32:37 2010 |
kiwamu | Update | SUS | installation of in-vac optics | [Jenne, Koji and Kiwamu]
We have installed two steering mirrors |
|
|
3312
|
Wed Jul 28 16:42:21 2010 |
steve | Update | General | Crane gear box cheched |
|
|
|
3311
|
Wed Jul 28 14:54:56 2010 |
steve | Update | SAFETY | evacuation drill at the 40m | Head count at the evacuation drill today.
I checked alarms and flashers
at room 104,102,101, 103, 105 and 107. They |
|
|
3310
|
Wed Jul 28 14:34:29 2010 |
channa | Update | Computers | installation on allegra | I have done the following on allegra and
rosalba:
[root@allegra caltech]# yum install |
|
|
3309
|
Wed Jul 28 13:06:47 2010 |
Razib | Update | Phase Camera | | Attached are some calculation that I did
previously for the phasecamera setup. This
shows the nature of the beat signal that |
|
|
3308
|
Wed Jul 28 12:53:32 2010 |
channa | Update | Computers | nds data listener | For the sake of writing it down: /cvs/cds/caltech/apps/linux64/rockNDS |
|
|
3307
|
Wed Jul 28 12:31:00 2010 |
Gopal | Update | WIKI-40M Update | 7.21.10-7.28.10 Weekly Update | Summary of this week's activities:
7/21: Frequency Domain Analysis of
rectangular bar; discussed with Koji how |
|
|
3306
|
Wed Jul 28 12:16:03 2010 |
Gopal | Update | SEI | Bode Magnitude Plot and Concerns |
|
|
|
3305
|
Wed Jul 28 12:09:06 2010 |
Sharmila,Katharine | Update | WIKI-40M Update | Maglev | We have modeled our maglev setup in simulink
but we have a few corrections to make since
the system goes into undamped oscillations |
|
|
3304
|
Wed Jul 28 01:05:44 2010 |
rana | Update | SEI | Bode Magnitude Plot and Concerns | 1) Gravity has to be included because the
inverted pendulum effect changes the resonant
frequencies. The deflection from gravity |
|
|
3303
|
Tue Jul 27 23:46:45 2010 |
Jenne | Update | SUS | Q measurements of 2 TTs | [Koji, Jenne]
We took measurements of the Q of
all the modes that we could think of for |
|
|
3302
|
Tue Jul 27 21:38:21 2010 |
kiwamu | Update | SUS | installation of in-vac optics | [Alberto and Kiwamu]
We put the PRM back approximately on |
|
|
3301
|
Tue Jul 27 18:42:57 2010 |
Gopal | Update | Optic Stacks | Bode Magnitude Plot and Concerns | I completed
the frequency domain analysis mentioned previously |
|
|
3300
|
Tue Jul 27 16:33:50 2010 |
Koji | Summary | General | High school students tour | Jenne made the 40m tour for the annual
visit of 30-40 students.
c.f. |
|
|
3299
|
Tue Jul 27 16:03:36 2010 |
rana | Summary | DAQ | DAQ timing test |
|
|
|
3298
|
Tue Jul 27 12:02:31 2010 |
Gopal | Update | Optic Stacks | Preliminary Transfer Function Measurements on MC1/MC3 | I have successfully
completed a preliminary transfer function |
|
|
3297
|
Tue Jul 27 11:43:24 2010 |
steve | Update | PEM | air quality is bad today | The lab is at 30,000 and Pasadena air is
at 1.1 e+6 particles /cf min of 0.5 micron. |
|
|
3296
|
Tue Jul 27 11:24:53 2010 |
josephb | HowTo | Computer Scripts / Programs | killdataviewer script | I placed a script for killing all instances
of the dataviewer program on the current
computer in /cvs/cds/caltech/scripts/general/. |
|
|
3295
|
Mon Jul 26 20:30:35 2010 |
Jenne | Update | SUS | 2 Tip Tilts suspended and balanced | [Koji, Jenne]
We were on Team Cleanroom, while
Kiwamu and Alberto were on Team Chamber. |
|
|
3294
|
Mon Jul 26 20:12:18 2010 |
kiwamu | Update | SUS | OSEMs on PRM | [Alberto and Kiwamu]
We installed the OSEMs to the new PRM. |
|
|
3293
|
Mon Jul 26 14:24:46 2010 |
josephb, kiwamu | Update | CDS | RFM test take 1 | Kiwamu and I strung a temporary RFM fiber
from the c1iscex machine (in the new 1X9
rack) to the c1sus machine (in the new 1X4 |
|
|
3292
|
Mon Jul 26 12:31:36 2010 |
kiwamu | Update | CDS | front end machine for the X end | A brief
report about the new front end machine "C1ISCEX"
installed on the X end (old Y end). |
|
|
3291
|
Mon Jul 26 11:15:23 2010 |
Gopal | HowTo | COMSOL Tips | Pictures from Transfer Function Tutorial on the Wiki | The attached pictures give a brief overview
of my transfer function measurement procedure
in COMSOL. For more details, please see the |
7x |
|
3290
|
Mon Jul 26 10:04:24 2010 |
steve | Update | General | Initial Crane Inspection reveals flaws: wiring, oil and imbalance |
|
|