Add RF centering to AS wavefront sensors
- Document #:
- LIGO-E1500432-v1
- Document type:
- E - Engineering documents
Other Versions:
- Abstract:
- 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:
- E1500432_AddRFCenteringToASWFS.docm (30.8 kB)
- Topics:
- Authors:
- Notes and Changes:
- Issue tracker: https://services.ligo-wa.caltech.edu/integrationissues/show_bug.cgi?id=1166
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