Charlie and Tupper England wrote:

There was some discussion a while back about a tach to measure turbo rpm. I
stumbled across this link during the holidays. These guys are using piston
engine turbos to create a pure jet, so their tach should work.

http://home3.inet.tele.dk/kennethm/

http://home3.inet.tele.dk/kennethm/cap4.gif

Charlie England

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