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tach output

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Old 09-26-2010, 06:39 PM
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tach output
does anyone know what the first gens output for a tach signal?
sine wave, square wave?? one pulse per revolution??
any help would be great
thanks
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Old 09-26-2010, 06:48 PM
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hey-Hey!!!,
Put a 'scope on it. If I had one I'd do it for you( no tach signal on either ov mine ). If there is somebody in SE Michigan who'd bring one over that would work too.
cheers,
Douglas
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Old 09-27-2010, 05:27 PM
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anyone else?? if i had to guess I would say a sine wave...
Last edited by bradshaw106; 09-27-2010 at 05:28 PM. Reason: more to say
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Old 09-27-2010, 05:32 PM
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PM Philip. He may know. I am sure I have read a post from him on this subject.
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Old 09-27-2010, 06:20 PM
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Two pulse per revolution
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Old 09-27-2010, 06:28 PM
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Originally Posted by Bencie
Two pulse per revolution
That is what I thought but I wasnt sure.
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Old 09-27-2010, 07:08 PM
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Isn't that CPS nothing more than a normally open on/off magnetic proximity switch?
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Old 09-27-2010, 07:13 PM
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There is 2 notches in the balancer that trigger it I think.
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Old 09-27-2010, 07:58 PM
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im thinking, im going to be able to build a simple circuit that would allow a gas tach work with our trucks... has anyone done this yet??
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Old 09-27-2010, 08:18 PM
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I am not sure did you try a search?
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Old 09-27-2010, 08:30 PM
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dakota digital offers a box where you can use any tach,I think it's about 70.00 though.
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Old 09-28-2010, 07:55 AM
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Originally Posted by bradshaw106
im thinking, im going to be able to build a simple circuit that would allow a gas tach work with our trucks... has anyone done this yet??
You may be interested in the info in this link:
http://www.tach.rexlantz.com/Code%20Overview.htm
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