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ID Date Author Type Category Subjectdown Text Attachments
  133   Mon Apr 4 13:13:23 2011 AidanThings to BuyDelivery NoteNewfocus 5102 mirrors and Firewire extension cable have arrived See attached delivery note ...  receipt_mirrors.pdf 
  102   Tue Nov 30 11:01:19 2010 AidanComputingGeneralNew workstation added in TCS Lab. New Static IPI added a workstation at 10.0.1.26 in the
TCS lab.
  
  243   Wed Oct 30 12:13:14 2019 JonMiscDelivery NoteNew lab hardwareIan and I moved some new hardware into
the lab, shown in the below photos. It is
from the shipment of loaned
 IMG_3782.jpgIMG_3783.jpgIMG_3784.jpgIMG_3785.jpg 
  6   Fri Jan 29 10:02:15 2010 AidanComputingDAQNew DAQ ordered On the advice of Ben Abbott, I've
ordered the Diamond Systems Athena II computer
w/DAQ, as well as an I/O board, solid state
  
  201   Tue Oct 31 14:37:49 2017 AidanComputingDAQNew Acromag units for AWC experiments - XT1221 ans XT1541I 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
  
  232   Mon Jul 22 18:44:53 2019 Edita BytyqiThings to BuyGeneralNeed to Order GlovesSmall/Medium size gloves need to be ordered
in order to handle the optics carefully.
  
  235   Thu Jul 25 09:13:36 2019 JonThings to BuyGeneralNeed to Order GlovesNew gloves are ordered for the TCS and
QIL labs. They arrive tomorrow (Friday).

  
  236   Mon Jul 29 18:53:16 2019 Edita BytyqiLab InfrastructureOpticsMounted Reflector and HeaterSince we set up the 2-lens system focusing
the laser beam to the CCD, the next step
was to mount the spherical reflector (31
 20190729_185214.jpg20190729_185156.jpg20190729_185153.jpg20190729_185139.jpg20190729_185112.jpg 
  118   Tue Mar 1 11:21:37 2011 AidanThings to BuyDelivery NoteMore Bosch framing parts - angle connectors Another box of Bosch framing parts
arrived today. The delivery note is attached.
 Packing_List_04.pdf 
  127   Wed Mar 16 15:05:47 2011 AidanLab InfrastructureDelivery NoteMore Bosch equipment has arrived30mm T-junctions, grounding straps and
T-slot covers have arrived

 Packing_List_06.pdf 
  126   Fri Mar 11 13:11:33 2011 AidanLab InfrastructureDelivery NoteMore Bosch connectors have arrived See attached delivery note ...  Packing_List_05.pdf 
  193   Mon Oct 23 19:02:42 2017 Jon RichardsonLaserHartmann sensorMitigated Heating Beam LossesThere were known to be huge (65%) heating
beam power losses on the SRM AWC table, somewhere
between the CO2 laser and the test optic.
  
  226   Fri Apr 12 17:40:58 2019 aaronLab InfrastructureGeneralMeasurements for Bake StationI drew up one way we could set up the three
available bake ovens in the TCS lab on the
single oil pump. 
 BakeStation_Page_1.jpgBakeStation_Page_2.jpg 
  227   Mon Apr 15 08:12:58 2019 aaronLab InfrastructureGeneralMeasurements for Bake StationMy preference is to have tubes back towards
the wall where possible. We might be able
to drill a large diameter hole in the table
  
  144   Tue May 10 00:55:08 2011 WonComputingHartmann sensorMatlab Compiler and Matlab Compiler Runtime 
I have spent some time with Matlab
Compiler and Matlab Compiler Runtime (MCR).
  
  147   Wed May 11 18:44:54 2011 AidanComputingHartmann sensorMatlab Compiler and Matlab Compiler RuntimeInstalling MCR
I located the MCRInstaller on our
distribution of MATLAB on the Ubuntu machine
  
  196   Wed Oct 25 15:34:14 2017 Jon RichardsonComputingFrame GrabberMako CCD Camera Code is FixedI 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
  
  117   Tue Mar 1 11:19:34 2011 AidanThings to BuyDelivery NoteMFF001 flipper mirror has arrived The Thorlabs MFF001 flipper mirror
recommended by Bram has arrived. The delivery
note is attached.
 Flipper_mirror_delivery_notice.pdf 
  207   Thu Feb 8 15:42:13 2018 AidanLaserLaserLow power CO2 laser [400mW] beam size measurementI did a beam size/beam propagation measurement
of the low power CO2 laser (Access Laser
L3, SN:154507-154935)
 L3_CO2_laser_beam_size.mL3_CO2_Laser_154507-154935.pdf 
  76   Mon Jul 26 09:42:30 2010 AidanComputingSLEDLong term test on SLED started - Day 0 I set up the SLED to test its long
term performance. The test began, after a
couple of false starts, around 9:15AM this
 SLED_superlum_long_term_test_0001A.pdfSLED_superlum_long_term_test_0001B.pdf 
  184   Wed Apr 26 15:29:25 2017 AidanElectronicsHartmann sensorLong term test of fiber launcherI've started a long-term measurement
of the HWS fiber-launcher. I'm interested
in seeing how stable the output is. The HWS
  
  79   Tue Jul 27 08:31:10 2010 AidanElectronicsSLEDLong term SLED test - Day 1 The measurement from the on-board
PD of the Superlum SLED seems to be falling.
This effect started around 5PM last night
 SLED_superlum_long_term_test_0002A.pdf 
  233   Mon Jul 22 18:46:23 2019 Edita BytyqiLab Infrastructure Laser-Lens-HWS SetupToday, I set up a system consisting of
the 520 nm laser, a 2'' mirror and
two lenses of focal lengths f1 = 40 cm and
 20190722_183933.jpg20190722_183928.jpg 
  230   Tue Jun 18 19:05:16 2019 JonLab InfrastructureGeneralLarge optical table cleared and set up for point absorbersAidan and I continued the lab clean-up
today. There's still more to do, but
we did fully clear the large optical table
 IMG_3421.jpg 
  245   Mon Jul 26 16:23:03 2021 AidanMiscFloodLab flooded from broken pipe leading to sump room 



Koji: QIL/TCS entrance flooding.
 IMG_3881.MOV 
  248   Wed Aug 25 11:28:56 2021 AidanMiscFloodLab flooded from broken pipe leading to sump room11:29AM - Lab has flooded again this morning.
I'm calling PMA. Looks to be the same
issue as before.
  
  249   Thu Aug 26 09:00:39 2021 AidanMiscFloodLab flooded from broken pipe leading to sump roomSome photos of water and clean-up.

Summary: I came into the lab around
11:30AM and found water on the floor in the
 20210825_-_TCS_Lab_Flood_-_compressed.pdf 
  74   Sat Jul 24 10:50:14 2010 AidanElectronicsHartmann sensorLab Temperature and HWS temperature: pre-indium Hour-long trend puts the lab temperature
at 19.51C
Dalsa temperature:
  
  107   Fri Feb 18 14:53:50 2011 PhilLaserLaserLTG laser delivering specified powerI got the LTG CO2 laser to deliver 50.02W
as measured by the Thorlabs 200W power head
today. This required running the Glassman
  
  110   Thu Feb 24 10:23:31 2011 Christopher GuidoLaserLaserLTG initial noiseCheryl Vorvick, Chris Guido, Phil Willems
Attached is a PDF with some initial
noise testing. There are 5 spectrum plots
 LTG_InitialTest.pdf 
  104   Tue Jan 25 16:38:16 2011 AidanElectronicsPre-amplifierL1 TCSY ISS Board transfer function I measured the AC and DC channel
transfer functions of the eLIGO L1 TCSY ISS
board for PD1 and PD2. The gain is quite
 L1TCS_ISS_boards_transfer_functions.pdfSRS003.78DSRS004.78DSRS005.78DSRS006.78D 
  136   Sun Apr 17 14:59:36 2011 AidanThings to BuyDelivery NoteL-Com patch panel, Newport lenses, Thorlabs fibers delivery notes   newport_lenses_2011-03.pdfL-Com_patch_panel_-_2011-03.pdfthorlabs_fiber_optic_cables_2011-03.pdf 
  219   Tue Jul 24 16:52:44 2018 Aria ChaderjianLaserGeneralJuly 23, 2018 and July 24, 2018Attached the grid array of the HWS.

Applied voltage (5V, 7V, 9.9V,
14V) to the heater pad and took measurements
  
  218   Mon Jul 23 10:04:19 2018 Aria ChaderjianLaserGeneralJuly 20, 2018With Jon's help, I changed the setup
to include a mode-matching telescope built
from the f=60mm (1 inch diameter) lens and
 37767216_2077953269190954_5080703241788850176_n.jpg 
  217   Fri Jul 13 16:42:50 2018 Aria ChaderjianLaserGeneralJuly 13, 2018The table is set up. The HWS and SLED were
moved slightly, and a minimal angle between
the test mirror and HWS was achieved.
  
  216   Thu Jul 12 18:48:21 2018 Aria ChaderjianLaserGeneralJuly 12, 2018The beam reflecting off the test mirror
was clipping the lens between gold mirror
and test mirror, so I reconfigured some of
  
  215   Tue Jul 10 17:49:13 2018 Aria ChaderjianLaserGeneralJuly 10, 2018Went down to the lab and showed Rana the
setup. He's fine with me being down there
as long as I let someone know. He also recommended
 IMG_4518.jpgIMG_4517.jpg 
  71   Fri Jul 23 12:33:51 2010 AidanComputingHartmann sensorInvar clamp scatterI illuminated the Hartmann sensor with
the output of a fiber placed ~1m away.
I noticed that the illumination was
  
  21   Wed Apr 21 06:49:51 2010 AidanComputingFrame GrabberInstalling CentOS 5.3 and the EDT frame-grabber - Part 1Yesterday, I installed CentOS 5.3 on the
Gateway GT5482 machine that housed the EDT
frame-grabber.
  
  134   Tue Apr 12 22:30:59 2011 AidanComputingEPICSInstalled the thermistor on the Hartmann plate/created MEDM ADC Input screenI restarted the Athena box and created
an MEDM screen that shows the 8 differential
input voltages next to their corresponding
 Screenshot-TCS_athena01_input_screen.adl.png 
  195   Tue Oct 24 15:05:57 2017 Jon RichardsonComputingElectronicsInstalled a Realtime Beam Profiler for the Mako CCD CameraAidan found a C demo code for acquiring
a single image from the Mako CCD camera and
saving it to disk (SynchronousGrab -- aliased
  
  192   Fri Oct 13 18:35:29 2017 Jon RichardsonComputingElectronicsInstalled Maku Ethernet CCD CameraI installed the Maku Gigabit CCD camera
driver software on the hws-ws machine. The
camera viewer can be opened from the terminal
 IMG_2287.JPG 
  194   Tue Oct 24 10:19:53 2017 Jon RichardsonComputingElectronicsInstalled Maku Ethernet CCD CameraThere is an SDK for the camera with compiled
examples. For a really quick image grab from
the command line, use the following:
  
  23   Thu Apr 22 08:20:51 2010 AidanComputingHartmann sensorInstalled MATLAB and Windows XP Virtualization on Hartmann machineI installed a Windows XP virtualization
on the Hartmann machine. It can be accessed
from the desktop, or by running 
  
  231   Mon Jul 22 09:44:21 2019 JonLab InfrastructureComputingInstalled Amplifying VGA SplitterThe VGA signal outputted by the multiplexer
is too weak to drive two monitors. This has
required video cables to be manually switched
 IMG_3522.jpgIMG_3421.jpg 
  190   Wed Oct 11 20:19:06 2017 Jon RichardsonLab InfrastructureHartmann sensorInitial Characterization of the SRM Adaptive Wavefront ControlToday I made the first characterization
measurements of the mocked-up adaptive wavefront
control system planned for the signal recycling
 thermal_lens.png 
  20   Tue Apr 20 18:05:24 2010 AidanComputingHartmann sensorImages off the Dalsa Camera in CentOS I installed CentOS on the machine
with the EDT frame-grabber. I then installed
the frame-grabber software from the CD.
 Screenshot-PCI_DV_Display.pngScreenshot-PCI_DV_Display-1.png-opt-EDTpdv.png 
  72   Fri Jul 23 12:38:58 2010 AidanComputingHartmann sensorImages for DalsaAttached are the background and 80% illumination
(~uniform spatially uniform) images that
Dalsa requested. 
 dark_0000.jpgbright_0000.jpg 
  101   Tue Nov 23 06:15:08 2010 WonComputingHartmann sensorImage folder structureAttached below is a diagram that describes
the organisation of image folders that I
am using at the moment with Run_initialize
 image_folders.png 
  78   Mon Jul 26 18:47:12 2010 James KMiscHartmann sensorHex Grid Analysis Errors and Thermal Defocus NoiseMy previous eLog details how the noise
in Hartmann Sensor defocus measurements appears
to vary with ambient light. New troubleshooting
 centerror.PNGcentinit.pnghexgrid.png72010a.png72010a_nohex.PNG 
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