| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
3608
|
Sat Sep 25 19:01:13 2010 |
Koji | Update | Electronics | testing TTFSS | How much current do you need for each voltages?
GE-82 was the only PNP transister
I could find in the lab. It's too old but |
|
|
3609
|
Sun Sep 26 18:29:23 2010 |
rana, John | Update | CDS | Modified front end medm screens | Issues
|
|
|
3610
|
Mon Sep 27 00:33:50 2010 |
rana | Update | PSL | High Voltage Driver added to TTFSS -> NPRO | We added the Thorlabs HV Driver in
between the FSS and the NPRO today.
The FSS is locking with it, but we |
|
|
3612
|
Mon Sep 27 17:35:13 2010 |
josephb | Update | CDS | Updated Suspension screens/Megatron now c1ioo/Further work on fb | The medm screens have been updated further,
with the hidden matrices added in bright
colors. An example screen shot is attached. |
|
|
3613
|
Mon Sep 27 21:57:59 2010 |
Zach | Update | elog | elog restarted | took two runs of the script as usual |
|
|
3615
|
Tue Sep 28 10:07:29 2010 |
josephb | Update | CDS | Updated Suspension screens/Megatron now c1ioo/Further work on fb |
|
|
|
3616
|
Tue Sep 28 14:12:14 2010 |
steve | Update | General | vertex crane drive is out of order | The vertex crane drive is overheating,
it stopped functioning. Service man will
be here tomorrow morning. |
|
|
3617
|
Tue Sep 28 21:11:52 2010 |
koji, tara | Update | Electronics | Fixing the new TTFSS | We
found a small PCB defect which is an excess
copper shorting circuit on the daughter board, |
|
|
3618
|
Wed Sep 29 01:53:44 2010 |
rana | Update | PSL | paths broken and VCO turned off | I found that several linux libraries have
been moved around and disabled today. In
particular, I see a bunch of new stuff in |
|
|
3619
|
Wed Sep 29 11:18:36 2010 |
josephb | Update | CDS | Apps code changes | After asking Alex specifically what he
did yesterday after I left, he indicated
he copied a bunch of stuff from Hanford, |
|
|
3621
|
Wed Sep 29 15:34:46 2010 |
kiwamu | Update | General | fixing vertex crane |
|
|
|
3622
|
Wed Sep 29 16:56:36 2010 |
yuta | Update | VAC | 2 doors opened | (Steve, Koji, Joe, Kiwamu, Yuta)
Background:
The vent was started on Monday, |
|
|
3623
|
Wed Sep 29 18:28:32 2010 |
yuta | Update | Computers | aldabella connects to the wireless network | Background:
We need laptops that connect
to the wireless network to use them in the |
|
|
3624
|
Thu Sep 30 09:34:58 2010 |
steve | Update | General | vertex crane trolly drive fixed |
|
|
|
3625
|
Thu Sep 30 11:07:20 2010 |
josephb, alex | Update | CDS | test points starting to work | The centos 5.5 compiled gds code is currently
living on rosalba in the /opt/app directory
(this is local to Rosalba only). It |
|
|
3626
|
Thu Sep 30 13:43:29 2010 |
steve | Update | SAFETY | propane gas smell in control room | The control room's north west corner smelled
like propane gas yesterday around 16:30
We all agreed that the smell was |
|
|
3627
|
Thu Sep 30 14:09:33 2010 |
yuta | Update | Computers | mariabella connects to the wireless network | Background:
We need laptops that connect
to the wireless network to use them in the |
|
|
3628
|
Thu Sep 30 16:29:35 2010 |
josephb, alex | Update | CDS | fb update | There currently seems to be a timing issue
with the frame builder. We switched
over to using a symmetricom card to get an |
|
|
3629
|
Thu Sep 30 17:11:01 2010 |
alex i | Update | CDS | DAQ system update | The frame builder is timed from the Symmetricom
GPS card now, which is getting the IRIGB
timecode from the freq. distribution amplifier |
|
|
3630
|
Thu Sep 30 18:51:50 2010 |
yuta | Update | Computers | setting up aldabella and mariabella | (Kiwamu, Yuta)
Background: |
|
|
3631
|
Thu Sep 30 21:55:31 2010 |
rana | Update | CDS | DAQ sys update | Its pretty exciting to see that Joe got
Alex to actually use the ELOG. Its a proof
that even rare events occur if you are patient |
|
|
3632
|
Fri Oct 1 10:56:30 2010 |
josephb,alex | Update | CDS | fb work continued | Alex fixed the time issue with the IRIG-B
signal being far off, apparently their IRIG-B
signal in downs seems to be different. |
|
|
3635
|
Fri Oct 1 14:13:29 2010 |
josephb, alex | Update | CDS | fb work that still needs to be done | 1) Need to check 1 PPS signal alignment
2) Figure out why 1PPS and ADC/DAC |
|
|
3636
|
Fri Oct 1 16:34:06 2010 |
josephb | Update | CDS | c1sus not booting due to fb dhcp server not running | For some reason, the dhcp server running
on the fb machine which assigns the IP address
to c1sus (since its running a diskless boot) |
|
|
3638
|
Fri Oct 1 18:19:24 2010 |
josephb, kiwamu | Update | CDS | c1sus work | The c1sus model was split into 2, so that
c1sus controls BS, PRM, SRM, ITMX, ITMY,
while c1mcs controls MC1, MC2, MC3. |
|
|
3639
|
Fri Oct 1 18:53:33 2010 |
josephb, kiwamu | Update | CDS | Things needing to be done next week | We realized we cannot build code with the
current RCG compiler on c1ioo or c1iscex,
since these are not Gentoo machines. |
|
|
3640
|
Fri Oct 1 21:34:14 2010 |
rana, tara | Update | PSL | High Voltage Driver added to TTFSS -> NPRO |
|
|
|
3641
|
Mon Oct 4 06:47:46 2010 |
rana, tara | Update | PSL | High Voltage Driver added to TTFSS -> NPRO | Inside the FSS box, the FAST path has a
~10 Hz pole made up from the 15k resistor
and the 1 uF cap before the output connector. |
|
|
3642
|
Mon Oct 4 11:20:45 2010 |
josephb | Update | CDS | Fixed Suspension binary output list and sus model | I've updated the CDS wiki page listing
the wiring of the 40m suspensions with the
correct binary output channels. I previously |
|
|
3644
|
Mon Oct 4 15:28:10 2010 |
josephb | Update | CDS | Trying to get c1ioo booting as Gentoo. | I modified the dhcpd.conf file in /etc/dhcp
on the fb machine. I added a entry
for c1ioo, listing its MAC address and ip |
|
|
3645
|
Mon Oct 4 19:48:00 2010 |
yuta | Update | VAC | several mirrors installed to ITMX/BS chamber | (Koji, Kiwamu, Yuta)
Lots of progress |
|
|
3648
|
Tue Oct 5 13:46:26 2010 |
josephb, alex | Update | CDS | Restarted fb trending | Fb is now once again actually recording
trends.
A section of the daqdrc file (located |
|
|
3649
|
Tue Oct 5 13:52:15 2010 |
rana | Update | CDS | proof of trend | |
|
|
3651
|
Tue Oct 5 14:11:09 2010 |
josephb, alex | Update | CDS | Going to from rtlinux to Gentoo requires front end code clean out | Apparently when updating front end codes
from rtlinux to the patched Gentoo, certain
files don't get deleted when running make |
|
|
3653
|
Tue Oct 5 16:58:41 2010 |
josephb, yuta | Update | CDS | c1sus front end status | We moved the filters for the mode cleaner
optics over from the C1SUS.txt file in /opt/rtcds/caltech/c1/chans/
to the C1MCS.txt file, and placed SUS_ on |
|
|
3656
|
Tue Oct 5 21:22:46 2010 |
yuta | Update | VAC | green beam reached PSL table | Y |
|
|
3659
|
Wed Oct 6 12:00:23 2010 |
josephb, yuta, kiwamu | Update | CDS | Found and fixed filter sampling rate problem with suspensions | While we looking using dtt and going over
the basics of its operation, we discovered
that the filter sample rates for the suspensions |
|
|
3662
|
Wed Oct 6 16:16:48 2010 |
josephb, yuta | Update | CDS | c1sus status | At the moment, c1sus and c1mcs on the c1sus
machine seem to be dead in the water.
At this point, it is unclear to me why. |
|
|
3663
|
Wed Oct 6 22:46:36 2010 |
kiwamu | Update | Green Locking | SHG at PSL table | I
put some optics to get the green SHG on the |
|
|
3665
|
Thu Oct 7 10:37:42 2010 |
josephb | Update | CDS | c1sus with flaky ssh | Currently trying to understand why the
ssh connections to c1sus are flaky.
This morning, every time I tried to make |
|
|
3666
|
Thu Oct 7 10:48:41 2010 |
josephb, yuta | Update | CDS | c1sus status | This
problem has been resolved.
Apparently during one of Alex's debugging |
|
|
3667
|
Thu Oct 7 14:39:50 2010 |
yuta | Update | PSL | measured PMC's laser power-output relation | (Rana, Yuta)
Motivation: |
|
|
3668
|
Thu Oct 7 14:57:52 2010 |
josephb, yuta | Update | CDS | c1sus status | Around noon, Yuta and I were trying to
figure out why we were getting no signal
out to the mode cleaner coils. It turns |
|
|
3669
|
Thu Oct 7 15:05:46 2010 |
Koji | Update | PSL | measured PMC's laser power-output relation | It was a bit difficult to comprehend the
result.
Is it good? or bad? Have you seen |
|
|
3670
|
Thu Oct 7 15:21:51 2010 |
steve | Update | PSL | RF filter for PMC | We got two small RF filter for the PMC
from Valera They are made by http://www.larkengineering.com/
"MC35.5-3-AB" sma, 29300-01 |
|
|
3672
|
Thu Oct 7 16:34:06 2010 |
yuta | Update | PSL | measured PMC's laser power-output relation | Result2:
Attached is the visibility vs
incident power(assuming output of the PD |
|
|
3673
|
Thu Oct 7 17:19:55 2010 |
josephb, alex, rolf | Update | CDS | c1sus status | As noted by Koji, Alex and Rolf stopped
by.
We discussed the feasibility of getting |
|
|
3674
|
Thu Oct 7 17:53:07 2010 |
yuta | Update | Computers | Farfalla with Firefox, fixed | (Kiwamu, Yuta)
Symptom: |
|
|
3675
|
Thu Oct 7 23:24:44 2010 |
yuta | Update | CDS | checking MC1 suspension damping | Background:
The new CDS is currently being
set up. |
|
|
3678
|
Fri Oct 8 12:21:11 2010 |
josephb | Update | CDS | checking MC1 suspension damping | Upon investigation, it appears that the
c1mcs model was (and still is) timing out
after a random amount of time. Or in other |
|