| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
2031
|
Thu Oct 1 08:37:43 2009 |
steve | Update | SUS | suspention damping restored and MZ HV stuck | Earthquake
of magnitude 5.0 shakes ETMY loose.
MC2 lost it's damping later. |
|
|
2033
|
Thu Oct 1 10:23:00 2009 |
steve | Update | PSL | MC2 damping restored again | The EQ did not change the input beam
pointing. All back to normal, except MC2
wachdogs tripped again. |
|
|
2097
|
Thu Oct 15 09:23:07 2009 |
steve | Summary | Locking | never had it so good | Awesome 5 hrs of locking Rob! |
|
|
2102
|
Fri Oct 16 10:15:02 2009 |
steve | Update | IOO | IP ang & pos recentered | Pointing stability of 4 days. Initial pointing
does not go through suspended optics. It
is launched right after the Piezo Jena |
|
|
2115
|
Mon Oct 19 11:00:52 2009 |
steve | HowTo | SAFETY | 40m safety training | Kiwamu, Alex and Zach are practicing mandatory
IR-safety scan at the 40m-PSL
40m specific safety indoctrination |
|
|
2124
|
Tue Oct 20 10:46:18 2009 |
steve | Update | IOO | clipping IP-ANG beam at ETMX chamber | Initial pointing beam is clearly clipping
on 2" pick off mirror in ETMX
vacuum chamber. |
|
|
2132
|
Thu Oct 22 08:45:58 2009 |
steve | Update | IOO | IP ang & pos recentered |
|
|
|
2137
|
Fri Oct 23 09:13:45 2009 |
steve | Summary | VAC | RGA scan | Pump down #66 is 435 days old. RGA scan
is normal. New maglev is fine. New UPS is
in place but not hooked up to communicate. |
|
|
2142
|
Mon Oct 26 15:40:01 2009 |
steve | Update | PSL | laser power is down | The laser power is down 5-6% |
|
|
2155
|
Wed Oct 28 09:12:18 2009 |
steve | Update | PSL | PMC power on the rise? | The PMC power is seems to be on the rise,
( MOPA_AMPMON is dropping ?) but I do not
think it is real. We have Santa Anna wind |
|
|
2156
|
Wed Oct 28 14:39:10 2009 |
steve | Update | PEM | after the tour of the 40m | Illuminators and PSL lights turned off.
HEPA filter speed increased from 20 to 100% |
|
|
2164
|
Fri Oct 30 09:24:45 2009 |
steve | HowTo | MOPA | how to squeeze more out of little |
|
|
|
2190
|
Fri Nov 6 07:55:59 2009 |
steve | Update | Computers | RFMnetwork is down | The RFMnetwork is down. MC2 sus damping
restored. |
|
|
2191
|
Fri Nov 6 09:17:53 2009 |
steve | Omnistructure | PEM | PSL HEPAs turned on | The PSL enclosure HEPAs turned on at 30% |
|
|
2207
|
Mon Nov 9 08:43:16 2009 |
steve | Update | SUS | MC2 damping restored | MC2 damping restored, MZ locked and
the arms are flashing now. |
|
|
2234
|
Wed Nov 11 09:48:04 2009 |
steve | Update | IOO | where is IOO-RFAMPD_DCMON ? | RFAMPD_DCMON disappered on Nov 5, 2009 |
|
|
2248
|
Thu Nov 12 09:43:29 2009 |
steve | Update | PEM | construction has started at CES | The concrete floor cutting has begun
next door at CES |
|
|
2272
|
Mon Nov 16 09:37:41 2009 |
steve | Update | PEM | construction is getting noisier |
ATM1: Seismometers are saturating,
suspensions are OK |
|
|
2297
|
Thu Nov 19 09:25:19 2009 |
steve | Update | MOPA | water was added to the laser chiller | I added ~500 cc of distilled water to the
laser chiller yesterday. |
|
|
2298
|
Thu Nov 19 09:48:54 2009 |
steve | Update | PEM | construction effect | 8 days plot: Thurdsay, Friday, Sat and
Sun without construction |
|
|
2312
|
Mon Nov 23 10:11:03 2009 |
steve | Update | PEM | long term temp fluctuation of the 40m lab |
|
|
|
2313
|
Mon Nov 23 11:03:00 2009 |
steve | Update | SUS | jackhammer special well under control |
|
|
|
2314
|
Mon Nov 23 16:28:12 2009 |
steve | Summary | Cameras | Video swicher options |
|
|
|
2370
|
Wed Dec 9 09:07:32 2009 |
steve | Update | PEM | high seismic activity | The construction activity is shaking the
tables in the control room. The compactor-
large remote controlled jackhammer is in |
|
|
2377
|
Thu Dec 10 08:43:25 2009 |
steve | Frogs | Environment | diesel fumes are less |
|
|
|
2388
|
Thu Dec 10 16:51:35 2009 |
steve | Update | VAC | pumpdown will start tomorrow morning | The vacuum system is at 760 torr
All chambers with doors on and their annuloses
are pumped down. |
|
|
2394
|
Fri Dec 11 08:35:04 2009 |
steve | Configuration | VAC | pumpdown has started | Oplev positions before and after drag wiped
arm TMs as of yesterday. Slow-mode pumpdown
has started with 3/4 turn opened RV1 |
|
|
2400
|
Fri Dec 11 15:21:40 2009 |
steve | Configuration | VAC | pumpdown#67 is completed |
|
|
|
2409
|
Mon Dec 14 11:21:23 2009 |
steve | Omnistructure | Environment | Ants in the coffee maker |
We still had some ants visiting
the sink area this morning. These ants seem |
|
|
2439
|
Mon Dec 21 08:16:54 2009 |
steve | Metaphysics | PEM | jackhammering next door | At ITMX, on the CES side, 5 Ft from
the wall the jackhammer is on. The susses
are holding well. |
|
|
2443
|
Tue Dec 22 10:04:41 2009 |
steve | Omnistructure | PEM | miracle in the 40m | We have been waiting for this for 20 some
years. Arrowhead water with cooler. AWESOME
THANKS Alan |
|
|
2466
|
Wed Dec 30 09:57:53 2009 |
steve | Update | PSL | thirsty water chiller | I added 600 cc of Arrowhead Distilled Water
to the chiller.
60 days plot shows that about every |
|
|
2482
|
Wed Jan 6 16:48:52 2010 |
steve | Bureaucracy | SAFETY | copied NPRO key | We lost our key to the Lightwave 125/6-OPN-PS
The key shop just made one look a like that
works. |
|
|
2489
|
Fri Jan 8 18:20:12 2010 |
steve | Metaphysics | Treasure | Rob now can concentrate on his thesis | We are celebrating Rob's promotion to thesis
poetry. These pictures were taken on
December 9, 2009 |
|
|
2507
|
Tue Jan 12 09:14:52 2010 |
steve | Summary | General | Scattering Measurements of 35W Beam Dumps |
What was the power level, polarization
and beam size at beam trap? |
|
|
2511
|
Tue Jan 12 14:28:01 2010 |
steve | Summary | Environment | lab temp of 7 years |
|
|
|
2556
|
Mon Feb 1 18:33:10 2010 |
steve | Update | MOPA | Ve half the lazer! | The 2W
NPRO from Valera arrived today and I haf |
|
|
2561
|
Tue Feb 2 16:10:09 2010 |
steve | Update | PEM | construction progress next door | CES construction is progressing. The 40m
suspensions are bearing well.
atm1, PEM vs sus plots of 120 |
|
|
2565
|
Wed Feb 3 07:57:01 2010 |
steve | Update | PSL | PMC transmission is low | The low PMC transmission alarm was on this
morning. The PMC alignment needs a touch
up. |
|
|
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 |
|
|
|
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. |
|
|
2632
|
Tue Feb 23 14:56:24 2010 |
steve | Update | General | ETMX optical table mass | Our janitor dropped one 48" long
fluorescent tube on the top cover of ETMX-isct.
This accident made glasses fly all over the |
|
|
2633
|
Tue Feb 23 16:20:44 2010 |
steve | Configuration | VAC | outgassing + leak |
|
|
|
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 |
|
|
2647
|
Mon Mar 1 08:49:37 2010 |
steve | Bureaucracy | SAFETY | safety audit | The 40m safety audit will be at Wednesday
afternoon, March 3
Please participate getting our lab |
|
|
2648
|
Mon Mar 1 11:21:50 2010 |
steve | Configuration | VAC | vacuum contoller is back to normal |
|
|