ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
6791
|
Mon Jun 11 09:37:16 2012 |
steve | Update | IOO | PMC locked |
|
|
6804
|
Tue Jun 12 16:33:32 2012 |
steve | Update | SUS | PRM oplevs servo ON for confirmation |
|
|
6805
|
Tue Jun 12 17:04:55 2012 |
steve | Update | SUS | PRM oplevs servo is still bad |
|
|
6814
|
Wed Jun 13 11:19:05 2012 |
steve | Update | SUS | IDC receptacles clamped | The MC_ IDC 64 pin cables from sat. amplifiers
to junction-interface-board towards
whitening - dewhitening at the back of rack |
|
6844
|
Thu Jun 21 09:01:18 2012 |
steve | Update | STACIS | the resurrection of STACIS -surf | There is a small wood cabinet under the
south end flow bench, labeled STACIS.
Unit is complete with extension cards |
|
6845
|
Thu Jun 21 09:10:08 2012 |
steve | Update | PEM | flow bench must be running all times | The south end flow bench HEPA filter should
be run all times. You can turn it off for
a measurement or two but remember we are |
|
6848
|
Thu Jun 21 15:00:55 2012 |
steve | Update | SAFETY | SURFs 2012 safety training | Masha, Eric, Yaakov, Liz and Sasha received
40m specific basic safety training. |
|
6860
|
Sat Jun 23 18:44:15 2012 |
steve | Update | General | power surge has no effect on the lab | I was notified by CIT Utilities that there
was a power surge or short power outage this
after noon. |
|
6864
|
Mon Jun 25 08:21:40 2012 |
steve | Update | General | AC power disturbance on Sat |
|
|
6894
|
Fri Jun 29 11:02:00 2012 |
steve | Update | VAC | the vent is at 500 torr |
|
 |
6895
|
Fri Jun 29 13:11:31 2012 |
steve | Update | VAC | 40m IFO at atm | The 4 hrs vent plot at 3 torr/min
rate.
Nitrogen was used from 1e-6 torr |
 |
6898
|
Sat Jun 30 18:31:38 2012 |
steve | Update | IOO | input telescope beam clipping on Faraday | We could set up a simple pick
off after the Faraday and bring it
out the north window of IOO chamber. No monitor |
|
6906
|
Tue Jul 3 17:23:50 2012 |
steve | Update | VAC | pumpdown completed | Vacuum Normal State is reached in 9 hours.
CC1 = 2e-5 Torr
Aux dry pump #3 is still running. |
  |
6927
|
Fri Jul 6 08:38:04 2012 |
steve | Update | Computers | time out | Why do we have these timing blanks? |
|
6929
|
Fri Jul 6 09:27:40 2012 |
steve | Update | VAC | 4 days at atm | I'm looking for some movement indicators
of the vent-pump down events.
|
|
6930
|
Fri Jul 6 09:52:35 2012 |
steve | Update | VAC | pump down hick up | I can not understand what really
happened here with CC1 gauge or there was
really a pressure glitch. |
 |
6959
|
Wed Jul 11 11:18:21 2012 |
steve | Update | PEM | more seismic noise next week |
The fabricators
of the big flume in the CES lab have begun
testing the sediment feed system which is |
|
6970
|
Thu Jul 12 16:27:04 2012 |
steve | Update | VAC | drypump changed | TP2 dry_pump was changed at intake
pressure 982 mTorr at 84,889 hrs This
seal hold up for one year. |
|
7044
|
Fri Jul 27 14:28:36 2012 |
steve | Update | VAC | cold cathode gauges | Our cold
cathode 423 gauges are 10 years old.
They get insulated by age and show no ionization |
|
7047
|
Mon Jul 30 09:00:18 2012 |
steve | Update | PSL | PMC is still not fixed | The PMC was locking right the way, but
it's transmission would not go up.
Finally I get it back up by moving the "sticky" |
 |
7051
|
Mon Jul 30 15:49:16 2012 |
steve | Update | VAC | cc1 switched |
|
|
7056
|
Tue Jul 31 08:01:22 2012 |
steve | Update | VAC | cc1 switched |
|
|
7071
|
Wed Aug 1 16:38:46 2012 |
steve | Update | SUS | spare SRMU 03 optic moved | SOS optics prepared to be hanged are moved
from the South Flow Bench to S15 Clean Cabinet.
SRMU 03 (1-25-2010) specification |
  |
7087
|
Mon Aug 6 07:59:33 2012 |
steve | Update | SUS | PRM oplevs servo is still bad |
|
|
7088
|
Mon Aug 6 09:46:31 2012 |
steve | Update | IOO | poweroutage turns laser off |
. Power |
|
7089
|
Mon Aug 6 10:53:32 2012 |
steve | Update | VAC | status: vauum normal |
The power outage did not have
any effect on the vacuum system. I |
|
7091
|
Mon Aug 6 16:48:43 2012 |
steve | Update | SUS | SRM oplev is clipping | The SRM oplev beam is clipping. |
|
7106
|
Tue Aug 7 16:11:23 2012 |
steve | Update | SUS | optical table box wall proposal | Sanwiched wall as shown: 1"
clear acrylic, 2 layers of 0.004" thick
"window tint", 1 layer of |
 |
7154
|
Sun Aug 12 01:21:26 2012 |
steve | Update | SAFETY | exit door left unlocked | Caltech security called me at 1am Sunday.
Control room emergency |
|
7160
|
Mon Aug 13 15:31:09 2012 |
steve | Update | General | larger optical tables at the ends | I'm proposing larger
optical tables at the ends to avoid the
existing overcrowding. This would allow the |
 |
7194
|
Wed Aug 15 16:01:47 2012 |
steve | Update | General | larger optical tables at the ends ? | The drawing of the 4' x 2' table
cover can be seen at entry #6190
The new proposed wall #7106 |
|
7248
|
Wed Aug 22 11:41:20 2012 |
steve | Update | General | grout plate for optical table at the ends | Reinforced concrete grout plate for existing
carbon steel stands at the ends.
|
 |
7458
|
Mon Oct 1 17:03:01 2012 |
steve | Update | SUS | ETMY oplev relayed |
|
|
7538
|
Fri Oct 12 16:59:26 2012 |
steve | Update | SUS | TT PITCH damping |
|
|
7544
|
Mon Oct 15 08:08:33 2012 |
steve | Update | SUS | PRM damping restored |
|
|
7652
|
Thu Nov 1 08:48:42 2012 |
steve | Update | Alignment | progress, then setback - trend of BS table shift |
|
  |
7831
|
Fri Dec 14 09:05:04 2012 |
steve | Update | PEM | TT after eq 6.1 |
SRM, ITMY and MC3 moved some
what, but how are the TT? It may worth looking |
|
8240
|
Wed Mar 6 11:33:09 2013 |
steve | Update | SAFETY | safety audit 2013 |
|
|
8287
|
Wed Mar 13 16:04:24 2013 |
steve | Update | SAFETY | laser safety glasses checked | All safety glasses were cleaned in
soapy water by Bob. I measured their transmission
at 1064 nm, 150 mW, beam diameter 1.5 |
|
8309
|
Tue Mar 19 10:30:00 2013 |
steve | Update | SAFETY | crane inspection 2013 |
Professional crane inspector: Fred
Goodbar found two small leaks at the Vertex |
 |
8661
|
Fri May 31 10:25:17 2013 |
steve | Update | safety | first aid kits refilled |
|
|
8687
|
Thu Jun 6 16:33:19 2013 |
steve | Update | safety | updated laser inventory | Updated laser inventory and operator
list. They are posted in the 40m wiki and
entry doors of the 40m IFO room. |
|
9090
|
Fri Aug 30 08:08:29 2013 |
steve | Update | safety | fire horns-flashers tested OK |
We had fire alarm tests
and evacuation drills at 1:30pm yesterday. |
|
9653
|
Wed Feb 19 08:07:01 2014 |
steve | Update | safety | annual laser safety glasses check |
All 40m laser safety glasses
are cleaned and measured this morning. |
 |
9672
|
Tue Feb 25 16:54:57 2014 |
steve | Update | safety | safety audit 2014 |
We had our annual safety inspection
today. |
|
9681
|
Thu Feb 27 13:11:13 2014 |
steve | Update | safety | safety audit correction |
|
 |
9699
|
Thu Mar 6 11:43:17 2014 |
steve | Update | General | Guralp control unit | CMG-40T handheld controller unit is missing
its power supply. In order to zero the instrument
one has to apply plus and minus DC voltage. |
 |
9704
|
Fri Mar 7 16:56:17 2014 |
steve | Update | IOO | IOO qpds centered |
|
|
9705
|
Mon Mar 10 09:28:48 2014 |
steve | Update | IOO | IOO pointing 2 days | Morning seconds without adjustment.
|
 |
9725
|
Thu Mar 13 16:05:48 2014 |
steve | Update | safety | safety audit 2014 |
|
|