Noise Analysis of OSEM Actuator to Sensor Coupling

Document #:

LIGO-G1401205-v3

Document type:

G - Presentations (eg Graphics)

Abstract:

An analysis of how OSEM noise propagates through a damping loop in the presence of OSEM actuator-to-sensor coupling. This coupling is sometimes referred to as the 'high frequency turnup'.

Files in Document:

• G1401205-v3 (OSEM_coupling_analysis.pdf, 1.2 MB)

Other Files:

• G1401205-v3 (OSEM_coupling_analysis.pptx, 1.3 MB)

Topics:

• Modelling

Authors:

• Brett Shapiro

Keywords:

SUS OSEM Damping Modeling

Notes and Changes:

-v2: Added to the assumptions list on the block diagram slide
-v3: Added more descriptive text