ISI motion in the IFO basis

Document #:

LIGO-T1500610-v1

Document type:

T - Technical notes

Abstract:

describes the new channels we want to display the ISI motion, as seen at the Suspension points for the optics, in the IFO degrees of freedom

Files in Document:

• T1500610_IFO_basis_ISI_motion.pdf (210.0 kB)

Topics:

• Seismic Isolation
• Commissioning
• Suspensions
• Sensing and Control

Authors:

• Brian Lantz

Keywords:

ISI IFO SUS basis transforms

Notes and Changes:

source material is in the Seismic svn at
SeismicSVN/seismic/Common/Documents/T1500610_IFO_Basis_ISI_Motion

The SUSpoint calibration rolls off at low frequency with 4 real poles at 10 mHz - see https://alog.ligo-wa.caltech.edu/aLOG/index.php?callRep=4553

Related Documents:

• LIGO-T1100617: Transformation (Projection) Matrices Between SEI/SUS Coordinates (ISI to SUS)

Referenced by: