Differences between revisions 25 and 28 (spanning 3 versions)

Mode Cleaner

The Input Mode Cleaner is a suspended triangular cavity. Each mirror of the triangle is 0.25 kg, 3" in diameter and 1" thick.

The input mode cleaner length is ~13.5 m (27 m round trip), the Finesse is ~1460. Cavity pole is 3.79kHz.

Beam centering

[http://www.ligo.caltech.edu/docs/T/T020145-00.pdf LIGO-T020145-00-R], "Characterization and commissioning of digital suspensions for the 40m Mode Cleaner"
[http://www.ligo.caltech.edu/docs/T/T020147-00.pdf LIGO-T020147-00-R], "Characterizing the length sensing and control system of the mode cleaner in the LIGO 40m lab"

-  ⇤ ← Revision 25 as of 2010-07-13 00:36:37 → 
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+   ← Revision 28 as of 2010-07-13 00:41:24 → ⇥
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-[[Installing the Input Mode Cleaner board]]
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-attachment:MC-Schematic.pdf
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+== Analog circuits ==

 . [attachment:MC-Schematic.pdf common mode servo circuit board]