| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
1839
|
Wed Aug 5 17:41:54 2009 |
pete | Update | Computers | RCG work - daq fixed | The daq on megatron was nuts. Alex
and I discovered that there was no gds installation
for site_letter=C (i.e. Caltech) so the default |
|
|
1856
|
Fri Aug 7 16:00:17 2009 |
pete | Update | Computers | RCG work. MDC MDP open loop transfer function | Today I was able to make low frequency
transfer function with DTT on megatron.
There seems to have been a timing problem, |
|
|
1879
|
Mon Aug 10 17:36:32 2009 |
pete | Update | Computers | RCG work. PIT, YAW, POS in MDP/MDC system | I've added the PIT and YAW dofs to the
MDC and MDP systems. The pendula frequencies
in MDP are 0.8, 0.5, 0.6 Hz for POS, PIT, |
|
|
1881
|
Mon Aug 10 17:49:10 2009 |
pete | Update | Computers | RCG work - plans | Pete, Koji
We discussed a preliminary game plan |
|
|
2182
|
Thu Nov 5 16:30:56 2009 |
pete | Update | Computers | moving megatron | Joe and I moved megatron and its
associated IO chassis from 1Y3 to 1Y9, in
preparations for RCG tests at ETMY. |
|
|
2198
|
Fri Nov 6 18:52:09 2009 |
pete | Update | Computers | RCG ETMY plan | Koji, Joe, and I are planning
to try controlling the ETMY, on Monday or
Tuesday. Our plan is to try to do this |
|
|
2233
|
Wed Nov 11 01:33:52 2009 |
pete | Update | CDS | RCG ETMY code update | I've added the side coil to the model
controller and plant, and the oplev quad
to the model controller and plant. After |
|
|
2243
|
Wed Nov 11 20:46:07 2009 |
pete | Update | CDS | RCG ETMY phase I update | The .mdl code for the mdc and
mdp |
|
|
2293
|
Wed Nov 18 16:24:25 2009 |
pete | Configuration | SUS | ETMY suspension conencted to megatron ADC/DAC | /cvs/cds/caltech/target/fb/daqd -c daqdrc
This starts the FB.
Now the dataviewer and DTT work! |
|
|
2296
|
Thu Nov 19 08:53:12 2009 |
pete | Frogs | Environment | diesel fumes | Instead of doing RCG stuff, I went
to Millikan to work on data analysis as I
couldn't stand the fumes from the construction. |
|
|
1655
|
Fri Jun 5 02:59:03 2009 |
pete, alberto | Update | Locking | tdsavg failure in cm_step script | the command
tdsavg 5 C1:LSC-PD4_DC_IN1
was causing grievous woe in the cm_step |
|
|
1561
|
Fri May 8 02:39:02 2009 |
pete, rana | Update | Locking | crossover | attached plot shows MC_IN1/MC_IN2.
needs work.
This is supposed to be a measurement |
|
|
5
|
Fri Oct 19 16:11:38 2007 |
pkp | Other | OMC | OMC PZT response | Sam and I locked the laser to the OMC cavity
and looked at the error signal as a function
of the voltage applied to the OMC PZT.
|
|
|
8
|
Mon Oct 22 19:27:14 2007 |
pkp | Other | OMC | PZT calibration/ transfer function. | We measured the PZT transfer function by comparing
the PZT response of the circuit with the
cavity in the loop, with that of the circuit |
|
|
82
|
Thu Nov 8 00:55:44 2007 |
pkp | Update | OMC | Suspension tests | [Sam , Pinkesh]
We tried to measure the transfer functions |
9x |
|
87
|
Fri Nov 9 00:23:12 2007 |
pkp | Update | OMC | X and Z resonances | I got a couple of resonance plots going for
now. I am still having trouble getting the
Y measurement going for some reason. I will |
|
|
93
|
Mon Nov 12 10:53:58 2007 |
pkp | Update | OMC | Vertical Transfer functions | [Norna Sam Pinkesh]
These plots were created by injected white |
|
|
102
|
Wed Nov 14 16:54:54 2007 |
pkp | Update | OMC | Much better looking vertical transfer functions | [Norna Pinkesh]
So after Chub did his wonderful mini-surgery |
|
|
105
|
Thu Nov 15 17:09:37 2007 |
pkp | Update | OMC | Vertical Transfer functions with no cables attached. | [Norna Pinkesh]
The cables connecting all the electronics |
|
|
215
|
Thu Dec 27 12:12:02 2007 |
pkp | Update | | Update on GigE Camera | So I finally got the linux software to compile
on mafalda. I got the software to dump all
the information regarding the camera onto |
|
|
218
|
Sun Dec 30 02:36:35 2007 |
pkp | Update | General | Another update | So I followed suggestions 1 and 3 so far and
have started writing up what all needs to
be done in order to compile and use the camera. |
|
|
236
|
Fri Jan 11 17:01:51 2008 |
pkp | Update | Cameras | GigE again | So, here I detail all the efforts on the GigE
so far
|
|
|
13874
|
Mon May 21 17:36:00 2018 |
pooja | Update | Cameras | GigE camera image of ETMX | Today Steve and I tried to to capture the
image of scattering of light by dust particles
on the surface of ETMX using GigE camera. |
|
|
13909
|
Fri Jun 1 19:25:11 2018 |
pooja | Update | Cameras | Synchronizing video data with the applied motion to the mirror | Aim: To synchronize data
from the captured video and the signal applied
to ETMX |
|
|
13928
|
Thu Jun 7 20:19:53 2018 |
pooja | Update | | | Just to inform, I'm working in optimus
to develop python code to train the neural
network since it requires a lot of memory. |
|
|
13937
|
Sun Jun 10 15:04:33 2018 |
pooja | Update | Cameras | Developing neural network | Aim: To develop a neural network in order
to correlate the intensity fluctuations in
the scattered light to the angular motion |
|
|
13940
|
Mon Jun 11 17:18:39 2018 |
pooja | Update | Cameras | CCD calibration | Aim: To calibrate CCD of GigE using LED1050E.
The following table shows some
of the specifications for LED1050E as given |
|
|
13951
|
Tue Jun 12 19:27:25 2018 |
pooja | Update | Cameras | CCD calibration | Today I made the led (1050nm) circuit inside
a box as given in my previous elog. Steve
drilled a 1mm hole in the box as an aperture |
|
|
13972
|
Fri Jun 15 09:51:55 2018 |
pooja | Update | Cameras | Developing neural network | Aim : To develop a neural network on simulated
data.
I developed a python code that |
|
|
13986
|
Tue Jun 19 14:08:37 2018 |
pooja | Update | Cameras | CCD calibration using LED1050E | Aim: To measure the optical power from
led using a powermeter.
Yesterday Gautam drilled a larger |
|
|
13991
|
Wed Jun 20 20:39:36 2018 |
pooja | Update | Cameras | CCD calibration using LED1050E |
|
|
|
14005
|
Fri Jun 22 10:42:52 2018 |
pooja | Update | | Developing neural networks | Aim: To find a model that trains the simulated
data of Gaussian beam spot moving in a vertical
direction by the application of a sinusoidal |
|
|
14018
|
Tue Jun 26 10:50:14 2018 |
pooja | Update | Cameras | Beam spot tracking using OpenCV | Aim: To track the motion of beam spot in
simulated video.
I simulated a video that moves |
|
|
14021
|
Tue Jun 26 17:54:59 2018 |
pooja | Update | Cameras | Developing neural networks | Aim: To find a model that trains
the simulated data of Gaussian beam spot
moving in a vertical direction by the application |
|
|
14037
|
Wed Jul 4 20:48:32 2018 |
pooja | Update | Cameras | Medm screen for GigE | (Gautam, Pooja)
Aim: To develop medm screen for
GigE. |
|
|
14046
|
Mon Jul 9 12:36:32 2018 |
pooja | Update | General | Projector light bulb blown out | Projector light bulb blown out today. |
|
|
14053
|
Wed Jul 11 16:50:34 2018 |
pooja | Update | Cameras | Update in developing neural networks | Aim: To develop a neural
network that resolves mirror motion from |
|
|
14070
|
Fri Jul 13 23:23:49 2018 |
pooja | Update | Cameras | Update in developing neural networks | Aim: To develop a neural
network that resolves mirror motion from |
|
|
14089
|
Thu Jul 19 18:09:17 2018 |
pooja | Update | Cameras | Update in developing neural networks | Aim: To develop a neural
network that resolves mirror motion from |
|
|
14097
|
Sun Jul 22 14:01:07 2018 |
pooja | Update | Cameras | Developing neural networks on simulated video | Aim: To develop a neural
network that resolves mirror motion from |
|
|
14114
|
Sun Jul 29 23:15:34 2018 |
pooja | Update | Cameras | Developing CNN | Aim: To develop a convolutional
neural network that resolves mirror motion |
|
|
1
|
Wed Oct 17 18:46:33 2007 |
rana | Configuration | General | eLog Change | This is the first entry in the [U]new[/U]
40m eLog.
|
|
|
2
|
Thu Oct 18 14:52:35 2007 |
rana | Routine | ASC | test | [B]test[/B]
[LINE]X-(:P;(:)) |
|
|
9
|
Tue Oct 23 09:01:00 2007 |
rana | Other | OMC | PZT calibration/ transfer function. | Are you sure that the error signal sweep is
not saturated on the top ends? This is usually
the downfall
|
|
|
13
|
Thu Oct 25 00:01:21 2007 |
rana | Software Installation | CDS | GEO DV => LIGO DV | [URL=http://www.aei.mpg.de/~hewitson/]Martin
Hewitson[/URL] of [B]GEO600[/B] fame has
modified the cool GEO DV
|
|
|
22
|
Sun Oct 28 03:03:42 2007 |
rana | Configuration | IOO | Three Way Excitement | [SIZE=2][B]We've been trying to measure the
MC mirror internal mode frequencies so that
we can measure
|
|
|
29
|
Tue Oct 30 00:47:29 2007 |
rana | Other | IOO | MC Ringdowns | I did a bunch of [B]MC ringdown measurements[/B]
using the PD that Rob set up. The idea is
to put a fast PD (PDA255)
|
|
|
34
|
Wed Oct 31 08:33:54 2007 |
rana | Problem Fixed | SUS | Vent measurements | There was a power outage during the day yesterday;
whoever was around should post something
here about the
|
|
|
35
|
Wed Oct 31 08:34:35 2007 |
rana | Other | IOO | loss measurements | In the end, we were unable to get a good scatter
measurement just because we ran out of steam.
The idea was to get a frame
|
|
|
36
|
Wed Oct 31 08:38:35 2007 |
rana | Problem Fixed | IOO | MC autolocker | The MC was having some trouble staying locked
yesterday. I tracked this down to some steps
in the last
|
|