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Entry  Fri Oct 4 12:33:27 2013, Masayuki, Update, SUS, Replaced the laser for Optical Lever of ETMY  OPLEV_SUM.pdfETMYoplev.png
    Reply  Fri Oct 4 14:36:44 2013, rana, Update, SUS, Replaced the laser for Optical Lever of ETMY  
    Reply  Sun Oct 6 18:37:43 2013, rana, Update, SUS, Replaced the laser for Optical Lever of ETMY  web-burnt-toast.jpg
       Reply  Mon Oct 7 10:51:18 2013, Steve, Update, SUS, Replaced the laser for Optical Lever of ETMY  ETMXoplevETMY.pngoplevSettings.png
          Reply  Tue Oct 8 08:58:16 2013, Steve, Update, SUS, Oplev power spectrums ITMoplevServoValues.pngoplevPSpectrums_darkPRM.pngBSoplevServoValues.png
             Reply  Thu Oct 10 11:30:15 2013, Steve, Update, SUS, Oplev power spectrums: PIT-YAW PitYawOLetmXY.png
             Reply  Tue Oct 15 15:25:13 2013, Steve, Update, SUS, Oplev power spectrums bandwidths BW0.01oplevPS.pngoplevPSetmXYclosed.png
                Reply  Wed Oct 16 10:32:40 2013, Steve, Update, SUS, Flowbench effect on oplev error signals FlowBenchOnOff.png
                   Reply  Thu Jul 10 15:57:00 2014, Steve, Update, SUS, flow bench is turned off 
          Reply  Thu Oct 24 17:18:44 2013, Steve, Update, SUS, ETMY oplev error signals are still bad ETMY_OPLEV_ERRORS.png
Message ID: 9246     Entry time: Wed Oct 16 10:32:40 2013     In reply to: 9241     Reply to this: 10176
Author: Steve 
Type: Update 
Category: SUS 
Subject: Flowbench effect on oplev error signals 

 ETMX _OPLEV_...ERROR signals are effected by turning ON the  flow bench motor  at the south end 

 The broadband noise [~ 5-60 Hz] is much higher when the motor is running.

The flow bench was turned off.

 

 

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