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⇤ ← Revision 3 as of 2018-02-16 15:28:30 →
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Editor: AyakaShoda
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← Revision 4 as of 2018-02-16 15:28:47 → ⇥
Size: 646
Editor: AyakaShoda
Comment:
Deletions are marked like this. Additions are marked like this.
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 *[[|https://gwdoc.icrr.u-tokyo.ac.jp/DocDB/0074/T1707433/001/PRM_171117.pdfdetails]]  *[[https://gwdoc.icrr.u-tokyo.ac.jp/DocDB/0074/T1707433/001/PRM_171117.pdf|details]]

PRM suspension information

Contents

  1. position
    1. FARO measurement
    2. GAS default height (LVDT readout)
  2. suspension parameters
    1. resonant frequencies
    2. position of the COM
  3. sensor & actuator parameters
    1. Oplev calibration
    2. OSEM calibration
    3. LVDT calibration
    4. actuation efficiency

position

FARO measurement

  • mirror position offset relative to the tank: (+4.7, +4.6, -1.5)
    • NOTE: this was measured before inner frame tilt was fixed.

  • details

GAS default height (LVDT readout)

suspension parameters

resonant frequencies

position of the COM

calculated from the resonant frequencies.

sensor & actuator parameters

Oplev calibration

OSEM calibration

LVDT calibration

actuation efficiency

KAGRA/Subgroups/VIS/TypeBp/PRM (last edited 2018-05-16 17:04:24 by AyakaShoda)