LIGO Document E1500432-v1

Add RF centering to AS wavefront sensors

Document #:
Document type:
E - Engineering documents
Other Versions:
This is a proposal to allow the RF beam centering of AS WFSs using 2xOmega (e.g. 90MHz) component, in addition to already available DC component.
Files in Document:
Other Files:
Notes and Changes:
Issue tracker:

12/4/2015 approved by Peter Fritschel & Dennis Coyne, with the following understanding:
* we plan to try/test at LHO first, then see if useful/needed for LLO
* will require the design of a diplexer and about $12K/IFO in M&S/equipment funds

DCC Version 3.3.0, contact Document Database Administrators