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Old 10-18-2011, 08:49 AM   #7
MrTube
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Default Re: 12 volt or 6 volt coil how to tell difference

Quote:
Originally Posted by Tom Wesenberg View Post
You need to connect an amp meter in series with the coil and 6 volt battery. A 6 volt coil will draw 4 amps.
I would speculate this is the only valid test I've seen so far. Testing a coil that has a resistor in series with it without one end connected should always show whatever the input voltage is as there will be no drop across the resistor or coil.

That and Tom usually knows his stuff
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