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Entry  Mon Mar 22 15:01:24 2010, Dmass, Laser, ISS, ISS Spectra ISSILandOL.pdfGreenPDsBudget.pngIRPDsBudget.pngPDSubtracAll.pdf
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             Reply  Thu Mar 25 14:16:32 2010, Dmass, Laser, ISS, MZ Spectra! rawdata.zipLockedPhaseNoise.pdf
Message ID: 707     Entry time: Thu Mar 25 10:38:24 2010     In reply to: 706
Author: mevans 
Type: Laser 
Category: ISS 
Subject: ISS Spectra 

Quote:

As far as I remember, 100uV/rtHz@10Hz & ~20urad/rtHz.

Some conversions:

  • displacement noise of the MZ = 20urad/rtHz  * (532 nm / 6 rad) ~ 2 pm / rtHz
  • relative frequency noise = 20urad/rtHz * 10 Hz ~ 200 uHz / rtHz
  • length noise for aLIGO arm  dL = 4e3 m * 2e-5 Hz/rtHz / 6e14 Hz ~ 1e-16 m / rtHz
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