Thread: Why do antique auto tachs do this?
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Bob Engelhardt Bob Engelhardt is offline
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Default Why do antique auto tachs do this?
On 1/30/2017 6:12 PM, wrote:
I don't really know about what you're talking about, but really old tachometers had centrifugal weights and displaced according to the force on the weights.
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3:16 here https://www.youtube.com/watch?v=VMP7fW7tj3w

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