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ID Date Author Type Category Subject Text   4273   Fri Feb 11 09:27:03 2011 steve Configuration VAC RGA scan The RGA scan is normal at day 52 of this pump down. Light power BS 1064nm ~25mW, ETMX      4274   Fri Feb 11 16:43:09 2011 steve Update VIDEO MC1 & 3 video monitor I set up video monitoring of MC1 and MC3      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

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