<all> home dyno kit??

[Bruce Plecan]

-----Original Message-----
From: Roger Heflin <rah at horizon.hit.net>
To: 'diy_efi at efi332.eng.ohio-state.edu' <diy_efi at efi332.eng.ohio-state.edu>
Date: Wednesday, January 27, 1999 8:50 PM
Subject: RE: <all> home dyno kit??

If you have ABS just pick a signal of a wheel speed sensor.  Divide it with
some
divide by ten counters an a couple 555's to run a 4066 on and off with a
stop
watch.
Cheers
Bruce


>> Seems like if you had a fast (8192 baud) home brew scan tool,
>> you could measure RPM and MPH and make the same calculations,
>> probably a bit more precisely since you would have MPH as an
>> input rather than a calculation.
>> Anyone know the math for this off-hand?  Might as well add it
>> to my cutom scan software (for 16198625 PCM's only, sorry).
>> Cool idea though.  Very creative with the inductive coil into
>> the microphone jack.