| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
4766
|
Wed May 25 20:12:55 2011 |
Jamie | Configuration | LSC | New digital lockin added to LSC model/screen |
|
|
|
4765
|
Wed May 25 19:19:11 2011 |
Jamie | Configuration | CDS | !!!CHECK IN YOUR MODELS!!! | !!!CHECK
IN MODEL CHANGES!!!
Today
I found three models that were modified, |
|
|
4764
|
Wed May 25 19:03:59 2011 |
Jamie | Configuration | CDS | Update rtcds checkout of cds_user_apps with new top-level directory names. | The top-level subsystem subdirectories
in the cds_user_apps source repository were
renamed today to be all lower case. |
|
|
4763
|
Mon May 23 18:16:42 2011 |
Koji | Configuration | LSC | POY55 installed | The DC Transimpedance of POP55 was increased
from 50 Ohm to 10010 Ohm. There is the offset
of 46mV. This should be cancelled in the |
|
|
4762
|
Mon May 23 18:10:41 2011 |
kiwamu | Update | LSC | f2p filters on PRM : not good | During
the DRMI trial I noticed that the f2p filters
on PRM is not quite effective |
|
|
4761
|
Mon May 23 14:28:23 2011 |
kiwamu | Configuration | LSC | POY55 installed | Last
Saturday the POY55 RFPD (see
this entry |
|
|
4760
|
Mon May 23 12:27:26 2011 |
kiwamu | Update | LSC | DRMI trial : details | (PRMI
locking with slightly misaligned SRM)
First I tried locking PRC and |
|
|
4759
|
Mon May 23 00:36:51 2011 |
kiwamu | Update | LSC | DRMI trial : sucess | Eventually the
D |
|
|
4758
|
Sat May 21 17:02:38 2011 |
Koji | Update | Electronics | Alberto's 11MHz was modified to POP55MHz | - Resonant at 55MHz. The transimpedance
is 258Ohm. That is about half of REFL55 (don't
know why). |
|
|
4757
|
Sat May 21 06:19:46 2011 |
kiwamu | Update | LSC | DRMI trial : no luck | I will try with POY55 that Koji prepared
today. |
|
|
4756
|
Fri May 20 11:37:44 2011 |
Koji | Update | Electronics | REFL11 fixed (REFL11 not working) | - Found the inductor which shunts the positive
input of MAX4107 was not touching the ground.
|
|
|
4755
|
Fri May 20 05:41:22 2011 |
Suresh | Update | RF System | Demod board measurements | The POP110 board which had the large Amplitude
and Phase unbalances was examined today.
It turned out that there was some stray solder |
|
|
4754
|
Fri May 20 03:29:04 2011 |
kiwamu | Update | CDS | Binary IO box on 1X5 : LEDs off | [Steve / Kiwamu]
When Steve was working on the
strain reliefs on 1X5 he found that |
|
|
4753
|
Fri May 20 03:01:17 2011 |
kiwamu | Update | LSC | locking status | (PRMI locking)
Since REFL11 has gone I tried locking
the PRMI with combination of REFL55 and AS55. |
|
|
4752
|
Fri May 20 01:02:50 2011 |
loose connection hunter | Update | SUS | loose connection on ETMY rack | The
UL signal of the shadow sensor on ETMY went
to zero this evening. |
|
|
4751
|
Thu May 19 19:41:17 2011 |
Suresh | Update | RF System | DAQ channel Assignments for RF PDs | [Kiwamu, Suresh]
In trying to keep the wiring of the
LSC rack as neat as possible, we came up |
|
|
4750
|
Thu May 19 17:53:03 2011 |
steve | Update | CDS | AA filter box modified at 1X5 |
|
|
|
4749
|
Thu May 19 16:46:20 2011 |
kiwamu | Update | LSC | c1lsc model : input channels rearanged | According to Suresh's LSC rack design I
rearranged the input channels of the c1lsc
model such that the analog signals and the |
|
|
4748
|
Thu May 19 12:09:41 2011 |
josephb | Update | CDS | AA filter box pulled from 1X5, optic suspensions currently off | [Steve, Joe]
Steve pulled the top AA filter box
from 1X5 which handled some of the suspensions |
|
|
4747
|
Thu May 19 03:13:54 2011 |
kiwamu | Update | Electronics | REFL11 not working |
|
|
|
4746
|
Thu May 19 00:23:44 2011 |
rana | Update | CDS | diagonalization of MC input matrix | I've
moved all of my SOS peak fitting stuff into |
|
|
4745
|
Thu May 19 00:22:21 2011 |
rana | Update | elog | Restarted, Italian-style |
|
|
|
4744
|
Thu May 19 00:15:20 2011 |
Jenne | Update | elog | Restarted, Italian-style | Aka, from a hotel in Pisa. |
|
|
4743
|
Wed May 18 22:11:31 2011 |
rana | Configuration | LSC | New digital lockin added to LSC model/screen | |
|
|
4742
|
Wed May 18 18:48:46 2011 |
kiwamu | Update | Electronics | identification of RFPD interface cables | [Haixing / Kiwamu]
As a part of the Wednesday's
cabling work, we spent some times for identifying |
|
|
4741
|
Wed May 18 18:33:46 2011 |
Aidan | Update | elog | restarted elog with script | |
|
|
4740
|
Wed May 18 17:06:39 2011 |
Suresh | Update | RF System | DC power supplies for the RF generation box in place |
I have checked the voltages on the
connector. They are okay and I have |
|
|
4739
|
Wed May 18 16:52:23 2011 |
Suresh | Update | RF System | Cables for AS11 PD are in place | [Larisa, Suresh]
All the cables needed for the AS11
PD are in place... the heliax cable runs |
|
|
4738
|
Wed May 18 15:54:50 2011 |
Koji | Update | RF System | DC power supplies for the RF generation box in place | [Koji, Steve]
DC power supplies for the RF generation
box are now in place. They are the top two |
|
|
4737
|
Wed May 18 07:18:15 2011 |
Suresh | Update | RF System | POY55_Demod board Hardware change completed | The ~350 Hz noted in the elog below was
traced to an RF modulation of the 11 MHz
sideband. This modulation was set up |
|
|
4736
|
Wed May 18 07:13:00 2011 |
Suresh | Update | RF System | Demod board measurements | I measured the amplitude and phase imbalances
of the demod boards which have been modified.
This is just a basic health check. |
|
|
4735
|
Tue May 17 22:50:00 2011 |
Jamie | Configuration | LSC | New digital lockin added to LSC model/screen | I added a lockin to the LSC model, and
added it's corresponding control to the LSC
screen. Here's is what I added to the |
|
|
4734
|
Tue May 17 19:38:32 2011 |
kiwamu | Update | SUS | wrong connection on 1X5 | Today Steve was working around the 1X5
rack to strain relief the cable jungles and
the |
|
|
4733
|
Tue May 17 18:09:13 2011 |
Jamie, Kiwamu | Configuration | CDS | c1sus and c1auxey crashed, rebooted | c1sus and
c1auxey crashed, required hard reboot |
|
|
4732
|
Tue May 17 17:01:22 2011 |
jamie | Configuration | CDS | Update LSC channels from _DAQ to _DQ | As of RCG version 2.1, recorded channels
use the suffix "_DQ", instead of
"_DAQ". I just rebuilt and |
|
|
4731
|
Tue May 17 16:53:22 2011 |
kiwamu | Update | SUS | oplev sign was wrong on ETMY | Last
night I found that the sign of the oplev
control of PITCH on ETMY was wrong. |
|
|
4730
|
Tue May 17 11:45:20 2011 |
Jamie | Configuration | CDS | purged non-c1 site files from rtcds checkout of cds_user_apps | I purged all of the working copy checkouts
of site files for all sites that are not
c1 from the rtcds cds_user_apps working directory |
|
|
4729
|
Tue May 17 01:05:56 2011 |
kiwamu | Update | LSC | Asymmetry measurement prep : recentering works | I
re-centered beams on several PDs and a camera
including : |
|
|
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
. |
|
|
4727
|
Mon May 16 15:46:05 2011 |
Koji | Update | General | optical layout viewable on the online version of autocad | I have made my own AutoCAD WS account and
put the latest 40m layout.
AutoCAD WS is a free cloud service |
|
|
4726
|
Mon May 16 11:47:59 2011 |
kiwamu | Update | ASS | c1ass update part II | The medm screen for c1ass started being
modified to be more user-friendly.
The modification is still |
|
|
4725
|
Mon May 16 11:14:36 2011 |
rana | Update | IOO | wiring diagram for IP-POS | Just FYI, the 3113 is a 12-bit ADC, so
we won't get very good resolution out of
these. We should get one of those purple |
|
|
4724
|
Mon May 16 10:05:02 2011 |
kiwamu | Update | Photos | Re:ETMY optical bench | You are right. We should change or rotate
the mirror mount.
Actually when Suresh and I were putting |
|
|
4723
|
Sun May 15 21:27:51 2011 |
Jenne | Update | Photos | ETMY optical bench | I didn't notice it the other day when I
was working on putting in the trans QPD,
but do we need to |
|
|
4722
|
Sun May 15 19:55:15 2011 |
kiwamu | Update | Photos | ETMY optical bench | Just for a record. This is the latest picture
of the ETMY optical bench.
I will upload this picture on the |
|
|
4721
|
Sun May 15 19:10:12 2011 |
kiwamu | Update | LSC | Calibration of actuators : BS, ITMX and ITMY | The AC
response of the actuators on BS, ITMX and |
|
|
4720
|
Sun May 15 14:01:56 2011 |
kiwamu | Update | IOO | wiring diagram for IP-POS | Here is a wiring diagram which shows how
IP-POS (new official name is IB_POS)
is connected. |
|
|
4719
|
Sun May 15 12:42:29 2011 |
kiwamu | Update | SUS | f2p ratio adjutment done for all the suspensions | The f2p adjustment
for all the suspensions are done |
|
|
4718
|
Sun May 15 03:58:19 2011 |
rana | Update | CDS | diagonalization of MC input matrix | There has been some input matrix diagonalization
in the past by
Yuta and Kiwamu, but I find the automation |
|
|
4717
|
Sat May 14 14:50:21 2011 |
Koji | Update | LSC | 1Y2 5V Blown Fuse found -> Fixed | Incidentally,
a blown fuse on 5V line at 1Y2 rack was found
during the intallation of Sorensens. |
|