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Total 4 documents matching your query.

1. Re: tacho recalibrating (score: 1): Author: Richard Gosling <rbgos@perkins-engines.com>; Date: Tue, 15 Feb 2000 15:07:47 +0000; I have a vageu recollection of reading somewhere a tip for calibrating electronic tachos. Since they work by counting 12V pulses off your coil, all you need is a source of 12V pulses at a well-defin; /html/spitfires/2000-02/msg00531.html (8,300 bytes)
2. Re: tacho recalibrating (score: 1): Author: "Graham Stretch" <technical-iwnet@lineone.net>; Date: Tue, 15 Feb 2000 20:19:29 -0000; Hi Richard The only bit from a four pot is one of the internal components which had the correct ratings on it so must have been common to both. the rest of the components are all from the original si; /html/spitfires/2000-02/msg00554.html (9,631 bytes)
3. Re: tacho recalibrating (score: 1): Author: "Donald H. Locker" <dhl@chelseamsl.com>; Date: Tue, 15 Feb 2000 20:56:40 -0500; I would recommend trimming the return spring to set zero, then the potentiometer to get the up scale reading correct. Rinse, repeat as necessary.; /html/spitfires/2000-02/msg00568.html (7,638 bytes)
4. Re: tacho recalibrating (score: 1): Author: Richard Gosling <rbgos@perkins-engines.com>; Date: Wed, 16 Feb 2000 08:33:59 +0000; Sorry Graham, I have no idea whether you should be adjusting the spring or the potentiometer. The only idea I have is that you really need two points to calibrate to. If you can calibrate at two diff; /html/spitfires/2000-02/msg00579.html (10,713 bytes)

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