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Message ID: 10
Entry time: Tue Nov 13 19:06:18 2007
In reply to: 9
ISS servo work
|400 kHz !? Wow.|
We should lower the resistors in the PD head so that we can put ~20-30 mA per diode
and use the ISS style diodes for both the in-the-loop as well as out-of-loop diodes.
Then we have to dump the beams reflecting off the diodes onto razor dumps and also
put in a lens so that the beam has a 0.3 mm dia. on the diodes.
Then we make an acrylic box with an entrance hole for the beam and put it over both