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ID Date Author Type Category Subject Text   115   Mon Feb 28 17:56:32 2011 Aidan Computing Hartmann sensor Got HWS code running and interface to EPICS Here are the notes from today's efforts:          120   Thu Mar 3 07:30:18 2011 Won Computing Hartmann sensor Effect of high pixel count on rms We have been investigating how pixel count is related to the centroid displacements by taking several sets of image frames with  11x    121   Tue Mar 8 11:30:26 2011 Aidan Computing Hartmann sensor Hartmann sensor code changes and NTP server I've made the following changes to the Hartmann sensor code and to the machine running the HWS.      122   Tue Mar 8 18:28:14 2011 Aidan Computing General TO DO notes     Write a Wiki page that describes how to add channels to the Athena Box    Write a Wiki page that describes how      123   Tue Mar 8 18:48:00 2011 Aidan Computing Hartmann sensor HWS code is running and recording centroids The Hartmann sensor is running continuously and is now recording data to file. The formatting has changed slightly with the data now stored      125   Wed Mar 9 01:00:12 2011 Peter Veitch, Won Kim Computing Hartmann sensor Control of frame rate usign external trigger We managed to successfully apply frame rate control via external trigger from a pulse generator.      131   Fri Apr 1 02:41:55 2011 Won Computing Hartmann sensor exposure time and reproducibility of centroids  Here is a brief and preliminary summary of rms of centroid displacements calculated at a number of different exposure time values.  9x    132   Fri Apr 1 09:51:45 2011 Aidan Computing Hartmann sensor Prism measurement  I analyzed the results from the prism experiment. The time series and spectra of the prism are attached.      134   Tue Apr 12 22:30:59 2011 Aidan Computing EPICS Installed the thermistor on the Hartmann plate/created MEDM ADC Input screen I restarted the Athena box and created an MEDM screen that shows the 8 differential input voltages next to their corresponding      135   Tue Apr 12 22:46:27 2011 Aidan Computing EPICS Added temperature sensor channels to the frame builder and restarted fb1 Added the following to the frame builder in /cvs/cds/caltech/chans/daq/C4HWS.ini and restarted daqd as per instructions      138   Mon Apr 18 15:03:49 2011 Aidan Computing DAQ Athena DAC channels hooked up to BNC patch panel  I added the four Athena DAC channels to the second BNC patch panel in the rack. At the moment there are only two EPICS channels      140   Fri Apr 22 19:51:37 2011 Aidan Computing EPICS pyepics installed on princess_sparkle  I installed the pyepics package on princess_sparkle since this is much easier under Ubuntu than under CentOS.      141   Sun Apr 24 18:31:18 2011 Aidan Computing Network architecture Added hosts and network drives on TCS machines Under edit ... I added the names of the network      142   Mon Apr 25 16:28:27 2011 Aidan, Joe Computing Network architecture Fixed problem network drive fb1:/cvs on Ubuntu & CentOS machines With Joe's help we fixed the failure of princess_sparkle to mount the fb1:/cvs directory when relying      144   Tue May 10 00:55:08 2011 Won Computing Hartmann sensor Matlab Compiler and Matlab Compiler Runtime   I have spent some time with Matlab Compiler and Matlab Compiler Runtime (MCR).      145   Wed May 11 09:07:03 2011 Aidan Computing Hartmann sensor Changed ownership of /opt/EDTpdv  I changed the ownership of /opt/EDTpdv to controls with the command: controls@princess_sparkle:/opt/EDTpdv$      146   Wed May 11 18:38:47 2011 Aidan Computing Hartmann sensor test_HS binary  From Won: (the zip file is also on the SVN /users/won/compiled_code/test_HS.zip)        147   Wed May 11 18:44:54 2011 Aidan Computing Hartmann sensor Matlab Compiler and Matlab Compiler Runtime Installing MCR I located the MCRInstaller on our distribution of MATLAB on the Ubuntu machine      148   Tue May 17 16:08:02 2011 Aidan Computing Hartmann sensor Write speed of the frame grabber to file  The attached file shows the output of the command. The maximum average frame rate is 57.2Hz when the nominal frame rate      149   Wed May 18 18:52:12 2011 Aidan Computing Hartmann sensor Test of position modulation algorithm  I measured the prism and displacement of the Gaussian beam on the Hartmann sensor. The beam pointing was modulated at 10mHz      154   Fri Sep 2 14:41:48 2011 Aidan Computing Hartmann sensor QFLD-950-3S long term test finished I ran a test of the HWS with the QFLD-950-3S for 5 days. The test was terminated as we need to disconnect all the cabling and tidy      181   Mon May 13 14:09:02 2013 Zach Computing DAQ C2ATF model rebuilt  ATF:1812      182   Thu Dec 15 14:02:01 2016 Aidan Computing Network architecture Correct network settings for Ubuntu 14 in /etc/network/interfaces These settings work to get a computer onto the TCS/ATF network.      183   Fri Dec 16 10:41:33 2016 Aidan Computing Network architecture Correct network settings for Ubuntu 14 in /etc/network/interfaces Spelt out in a searchable fashion: auto <portname> iface <portname> inet      189   Wed Oct 11 19:14:16 2017 Jon Richardson Computing Electronics Replaced TCS Monitor I replaced the dead 24" monitor on the work bench, which is connected to the video multiplexer. Mike Pedraza was      192   Fri Oct 13 18:35:29 2017 Jon Richardson Computing Electronics Installed Maku Ethernet CCD Camera I installed the Maku Gigabit CCD camera driver software on the hws-ws machine. The camera viewer can be opened from the terminal      194   Tue Oct 24 10:19:53 2017 Jon Richardson Computing Electronics Installed Maku Ethernet CCD Camera There is an SDK for the camera with compiled examples. For a really quick image grab from the command line, use the following:      195   Tue Oct 24 15:05:57 2017 Jon Richardson Computing Electronics Installed a Realtime Beam Profiler for the Mako CCD Camera Aidan found a C demo code for acquiring a single image from the Mako CCD camera and saving it to disk (SynchronousGrab -- aliased      196   Wed Oct 25 15:34:14 2017 Jon Richardson Computing Frame Grabber Mako CCD Camera Code is Fixed I fixed a bug in how the raw Mako CCD camera images are being read into memory. The bmp files turn out to have a block memory layout      197   Thu Oct 26 10:21:28 2017 Aidan Computing   Beam size EPICS channels added to TCS-WS softIoc I've added a softIoc to TCS-WS to capture the beam size from the MAKO camera. The IOC is run using ...      198   Thu Oct 26 10:31:31 2017 Aidan Computing DAQ Beam size EPICS channels added to TCS-WS softIoc These are also being written to frames on FB4.      199   Thu Oct 26 10:45:44 2017 Aidan Computing DAQ Beam size EPICS channels added to TCS-WS softIoc See attached photo for how data is written to frames ...      201   Tue Oct 31 14:37:49 2017 Aidan Computing DAQ New Acromag units for AWC experiments - XT1221 ans XT1541 I set up an Acromag DAC today with the fixed IP address 10.0.1.56. Last Friday Andrew and Antonio set up an ADC unit with fixed      202   Thu Nov 9 14:18:56 2017 Aidan Computing DAQ FB4 ip address has changed We've had trouble logging into FB4. I access the computer directly in the AWC lab and found that the IP address had changed      203   Tue Nov 14 19:08:00 2017 Jon Richardson Computing Network architecture Rsync Server for Automatic LDAS Backups I implemented an access point for LDAS to pull data from the TCS lab EPICS frame archive (fb4:/frames) via rsync. The setup      206   Mon Feb 5 15:08:06 2018 Aidan Computing DAQ Frame builder clock is totally wrong The framebuilder on FB4 thinks the current time is 26-Jan-2018 6:18AM UTC. The date command on FB4 yields the correct date and      212   Wed May 30 18:50:05 2018 awade Computing DAQ Rebooted fb4 Time was still off by nine days as of yesterday.  I tried rebooting remotely to see if time would correct to system clock.  It didn't      213   Wed May 30 18:59:49 2018 awade Computing DAQ FB4 ip address has changed Maybe you've resolved this now. I moved the DHCP allocation to 10.0.1.160 and above around that time because a bunch of      221   Thu Aug 16 11:52:27 2018 Aidan Computing DAQ Added AWC thermocouple reader back to acromag1 Thermcouple reader is plugged into an Acromag ADC (10.0.1.55) acromag1 is now reading this in: ~/modbus/iocBoot/iocTest/test_acromag.cmd      222   Wed Oct 17 16:17:45 2018 awade, Aidan Computing DAQ Added AWC thermocouple reader back to acromag1 Acromag IOC process was removed from PSL lab acromag1 computer a few months ago.  Aidan needs them again but it would be better      224   Tue Dec 4 16:57:08 2018 Aidan Computing Hartmann sensor Updated GIT version of HWS code I changed the HWS code to the new git.ligo HWS version. Object files are in ~/hws scripts      7   Thu Feb 4 14:05:59 2010 Aidan Electronics Ring Heater Ring heater transfer function measurement 240mHz-5Hz I've been trying to measure the ring heater transfer function (current to emitted power) by sweeping the supply voltage and measuring      8   Thu Feb 4 15:26:37 2010 Aidan Electronics Ring Heater Ring heater transfer function measurement 240mHz-5Hz                    10   Fri Feb 5 12:42:19 2010 Steve Electronics Pre-amplifier Changes to board Test entry      11   Mon Feb 8 10:45:50 2010 Steve O'Connor Electronics Pre-amplifier replace Pot with fixed Resistor        12   Mon Feb 8 17:44:38 2010 Aidan Electronics Pre-amplifier replace Pot with fixed Resistor                                14   Thu Feb 11 21:46:23 2010 Aidan Electronics Ring Heater Ring heater time constant measurement - start time After leaving the ring heater off for several hours I turned on a 40V, 0.2A supply at a gps time of 949 988 700      15   Fri Feb 12 11:39:28 2010 Aidan Electronics Ring Heater Ring heater transfer function I applied a step function to the silver WATLOW heater and measured the response with the photodiode. The power spectrum of the      16   Fri Feb 12 21:00:06 2010 Aidan Electronics Ring Heater Ring heater step function response - time series Hideously slow internet at airport is making me write a brief entry. This is the times series of the hesilver watlow heater radiative      18   Mon Apr 12 17:25:01 2010 Aidan Electronics Hartmann sensor Fiber-Camera Link demonstration  I installed the EDT PCIe4 DV C-Link frame grabber in a spare Windows XP PC and connected the Dalsa 1M60 camera directly

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