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Old 05-24-2017, 05:47 AM   #14
RonC
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Join Date: May 2010
Location: Rhode Island
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Default Re: Ammeters Model A vs. Model T

The Model T is negative ground versus positive ground for the Model A. An original Model A ammeter installed in a Model T will run backwards. This is same for a Model T ammeter installed in a Model A. The magnet poles are reversed. The bezels on the Model T are flat.
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