Look up 400 000 rpm thats could be your answer Thats where I would start then you would obtain your leads for that type of sensor to operate at that type of frequency 400 Khz = 400 000 cycles per second convert to per minute then you might have a rough idea of wether this tis is really viable ??
Sounds a bit crazy to me but Im sure someone out there must want one God knows what for
Ultra High speed devices where timing is critical
Products & Industry Applications-Globe-UBC International
www.ubc-bearing.com/Globe/show.php?itemid-1.html
Turning at 400,000 revolutions per second (rps), they have proven again, that the Small can mean the Mighty as well. What else can our bearings prove for you?
More Precisely 4-1
www.castlerock.wednet.edu/HS/stello/Astronomy/.../MP0401.HTM
In fact, angular momentum depends on the object's mass, rotation rate (measured in, say, revolutions per second), and radius, in a very specific way: angular ...
This is interesting as well Physics laboratories
http://www.chess.cornell.edu/pubs/CWC%202006/cesr.pdfEngraving - SCM 400xs engraver - SCM Systems, Inc.
www.scmsysteminc.com/engraving.php
The SCM secret is in the amazing high-speed, 400,000 rpm engraver, plus an easy-to-use stencil design system. You can use stock stencils supplied by SCM, ...
Ultra-High Speed Air Turbines - Razertip Industries Inc.
www.razertip.com/turbine.htm
Apr 12, 2013 – All of these tools will spin 1/16" dental burs (often called "FG" or friction-grip burs) at speeds between 320,000RPM and 400,000RPM (there is ...
Turbo Carver: High Speed Engraving
www.turbocarver.com/
No Vibration; Lube Free- No Oil Required; Powerful- 400,000 RPM; Small Size for Detailing; Light as a Pencil; Comfortable Feel; High Quality Professional Tool ...
Purchase List - ArtDoneWithTurboCarver - Thetool - Burs