ISC RF Photodetector Design: LSC & WFS

Document #:

LIGO-T1100402-v2

Document type:

T - Technical notes

Abstract:

This document describes the design of the RF (radio-frequency) photodetectors used in the Advanced LIGO ISC subsystem for sensing the length and alignment degrees-of-freedom of the interferometer.

Files in Document:

• PDF Version (T1100402_RFPDdesign.pdf, 1.2 MB)

Other Files:

• Word Version (RFPD_design2.docx, 1.1 MB)

Topics:

• Final Design
• Sensing and Control

Authors:

• Rich Abbott
• Rana Adhikari
• Peter Fritschel
• Vernon Sandberg