ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
4286
|
Mon Feb 14 11:23:24 2011 |
steve | Update | SAFETY | enclosure door upgrade | The #3 enclosure door was removed for the
carpenter shop this morning. They will make
5 full size doors with window on each. |
|
4290
|
Mon Feb 14 17:16:47 2011 |
steve | Update | General | racks, breakers labeled | The south arm labels were changed from
y to x to reflect reality.
So racks, manual disconnects and |
|
4337
|
Tue Feb 22 11:53:38 2011 |
steve | Update | Electronics | RF Distribution box: assembly completed |
|
|
4338
|
Tue Feb 22 14:37:24 2011 |
steve | Update | SAFETY | Larisa received 40m safety training | Larisa Thorne received 40m lab specific,
basic safety training. She will attend P.
King's Basic Laser Safety Training Session |
|
4349
|
Thu Feb 24 11:18:08 2011 |
steve | Update | SUS | SRM sus-cables | Cheater cables for SRM sus
tied up. They were dangling aimlessly on
the floor. |
|
4350
|
Thu Feb 24 16:47:26 2011 |
steve | Configuration | PSL | shutter is back on the PSL output | Uniblitz mechanical shutter was placed
into the beam path of the PSL output with
razor beam trap. The output power was 1.39W |
|
4356
|
Fri Feb 25 10:11:56 2011 |
steve | Update | SAFETY | how not to | The beam of IR for doubling is clipping
on bnc cable to green beam transmitted pd. |
|
4367
|
Wed Mar 2 16:51:53 2011 |
steve | Configuration | Green Locking | mech shutter in place at the south end | I moved old POX shutter from ITMY optical
table to the south end. MEDM POX mechanical
shutter screen is now closing the green beam |
|
4386
|
Tue Mar 8 15:23:16 2011 |
steve | Update | PEM | clean room gloves | Ansell
AccuTech
91-300 clean |
|
4391
|
Wed Mar 9 17:29:11 2011 |
steve | Summary | VAC | single O-ring protection | We have one single O-ring on the 40m vacuum
envelope. It is on the OOC west side, facing
the AP table. This O-ring has to be protected |
 |
4405
|
Fri Mar 11 16:30:42 2011 |
steve | Update | General | high speed servo unit is here | New
Focus Servo Controller has just arrived.
We have 25 days to evaluate this product. |
|
4418
|
Mon Mar 21 16:31:02 2011 |
steve | Update | SAFETY | Bryan Barr received safety training | Bryan Barr is visiting us from Glasgow
for a month. He received 40m specific safety
training on Friday. |
|
4429
|
Wed Mar 23 09:48:20 2011 |
steve | Update | PSL | PSL enclosure: gets new window & laser | Solid door, numbered 4 at south west corner
of PSL enclosure was replaced by laser protective
window. |
|
4430
|
Wed Mar 23 09:54:46 2011 |
steve | Omnistructure | Photos | LSC visitors | The 40m lab was visited by ~ 30 LSC
members the end of last week. |
 |
4447
|
Mon Mar 28 16:19:23 2011 |
steve | Frogs | Photos | visithing 5th graders | Suresh is captivating his audience with
gravity waves on last Friday, March 25 |
|
4475
|
Thu Mar 31 11:30:51 2011 |
steve | Configuration | General | strain relieved rf cables | I strain relieved RF cables labeled 33
MHZ LO and 166 MHZ to EOM at 1X2 This
is a temporary setup for the 11 MHZ |
|
4487
|
Tue Apr 5 17:04:36 2011 |
steve | Summary | SAFETY | cranes inspected and load tested | Mike Caton of Konecranes inspected and
loadtested all 3 of the 40m cranes
at max reach trolley positions with 1 ton. |
 |
4488
|
Tue Apr 5 17:31:59 2011 |
steve | Summary | General | new laser pointers |
|
|
4496
|
Thu Apr 7 11:38:56 2011 |
steve | Update | PSL | enclosure windows on the east side of the PSL | The PSL enclosure now have 4 windows on
each side. The bottom rail guides on the
east side will be replaced by one |
|
4497
|
Thu Apr 7 11:51:13 2011 |
steve | Summary | SAFETY | new crane operator inaugurated |
|
|
4550
|
Thu Apr 21 08:26:42 2011 |
steve | Update | PEM | PSL enclosure work today | The east side window guides will
be replaced by one long U-channel. There
will be drilling into 2x2 steel frame. It |
|
4551
|
Thu Apr 21 14:39:43 2011 |
steve | Update | RF System | new strain relieved N connectors at AP | New right angle PVC, 2 x 2 x 1/4"
installed at the AP table to strain relief
the 1/4" spiral corrugated RF coaxes. |
 |
4552
|
Thu Apr 21 15:03:29 2011 |
steve | Update | Computers | juction board finds home | The anti aliasing box was opened up at
the back to accommodate the junction board
and the SCSI cable towards the ADC. Aluminum |
 |
4553
|
Thu Apr 21 15:20:46 2011 |
steve | Update | PEM | PSL enclosure work today |
|
 |
4597
|
Mon May 2 13:43:05 2011 |
steve | Frogs | Photos | birthday boys | .....Happy.... Birthday.... to.... Joseph...
and... Jamie...Happy....Birthday..... to....
You............sing with us........Happy |
|
4599
|
Mon May 2 17:10:55 2011 |
steve | Update | SUS | PRM oplev | The returning spot diameter on the qpd
~10 mm. In order to reduce the spot size
I moved the f 1145 mm lens toward the PRM |
|
4615
|
Tue May 3 15:59:22 2011 |
steve | Frogs | Photos | X-mas comes early | The little red all terrain cargo wagon
40" x 18" has just arrived
on pneumatic wheels. |
|
4616
|
Tue May 3 16:20:13 2011 |
steve | Update | SUS | PRM & BS oplevs are ready |
|
 |
4633
|
Thu May 5 10:19:22 2011 |
steve | Update | PSL | PSL-FSS_RMTEMP is back | Valera and I installed the the temp sensor
and the interface box that Rana fixed. This
may help with diagnosing the PSL drift. |
|
4641
|
Thu May 5 15:05:06 2011 |
steve | Update | PSL | PSL-FSS_RMTEMP is not back |
|
|
4644
|
Thu May 5 15:33:37 2011 |
steve | Configuration | RF System | LSC rack | New right angle PVC front panel with SMA
bulkhead connectors are in place. The connections
are still lose. It is ready for Suresh to |
 |
4651
|
Fri May 6 10:20:00 2011 |
steve | Summary | SAFETY | 2011 safety audit | The emphasis of this annual safety audit
was on safe electrical housekeeping
on March 3, 2011 |
 |
4654
|
Fri May 6 15:59:40 2011 |
steve | Update | VAC | TP3 fore pump replaced | Dry fore pump of TP3 replaced by brand
new Varian SH-110 at 1.1 Torr_75,208
hrs |
|
4655
|
Fri May 6 17:11:55 2011 |
steve | Update | SUS | SRM-oplev cable | The SRM qpd cable was removed from the
BS-table. It's path was changed from 1x4
to ITMY-table following the inner cable tray. |
|
4678
|
Tue May 10 11:14:44 2011 |
steve | Update | PSL | PSL-QPD_ANG qpd optimized | Valera and I placed F 572.7 mm lens ~15
cm away from the ang qpd (in
the same mount with ND filter) so that two |
|
4686
|
Wed May 11 11:05:45 2011 |
steve | Update | SUS | ETMX_OPLEV : He-Ne replaced |
|
|
4687
|
Wed May 11 11:24:59 2011 |
steve | Update | SUS | SRM-oplev qpd is back |
|
|
4689
|
Wed May 11 13:54:32 2011 |
steve | Update | LSC | LSC power supplies | Aux- rack _1Y2 is just behind 1Y3
It contains Kepco Analoge DC power supplies
for +- 5, 15 and 24V |
|
4700
|
Thu May 12 08:54:11 2011 |
steve | Update | IOO | IP_POS cable found |
|
|
4701
|
Thu May 12 09:00:23 2011 |
steve | Update | General | optical table covers must be used | I found ITMX-ISCT and BS-ISCT ( IFO sensing-control
table) not covered this morning. Please
do not leave tables open. |
|
4728
|
Mon May 16 17:11:28 2011 |
steve | Update | Electronics | strain relieved 1X1 | 1X1 is strain relieved in the back. I will
use similar approach on the rest of the racks
. |
|
4750
|
Thu May 19 17:53:03 2011 |
steve | Update | CDS | AA filter box modified at 1X5 |
|
|
4768
|
Fri May 27 17:52:53 2011 |
steve | Update | LSC | LSC rack cables strain relieved & labeled | LSC rack 1Y2 cables are strain relieved
and labeled. Spare and/or obsolete cables
are laid out on the top of the beam tube |
|
4771
|
Tue May 31 11:34:13 2011 |
steve | Summary | SAFETY | safety glasses checked | 1064 nm transmison were measured
of 40m safety glasses as shown . Their performance
did not degrade. They are as good as their |
|
4775
|
Tue May 31 17:30:42 2011 |
steve | Update | SUS | ETMY damping restored | ETMY's watch dogs were found tripped. They
were restored. |
|
4784
|
Fri Jun 3 18:12:03 2011 |
steve | Update | Computers | no PEM channels | AA filter box was removed and modified
at 1Y7 today. The -5V power supply was current
limited when I plugged it back in. It was |
|
4789
|
Mon Jun 6 17:28:31 2011 |
steve | Update | Computers | still, no PEM channels |
|
|
4794
|
Tue Jun 7 16:11:09 2011 |
steve | Update | Cameras | ITM camera lenses changed | Computar 75-12.5 zooms were installed
for closer look at the resonant spots.
Their alignment and focus needs more loving |
 |
4798
|
Thu Jun 9 10:38:30 2011 |
steve | Update | PSL | PMC needs help | The PMC is losing power. |
|
4814
|
Tue Jun 14 09:24:36 2011 |
steve | Configuration | Photos | SUS binary IO chassis 2 and 3 moved from 1X5 to 1X4 |
|
 |