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Old 11-08-2018, 09:16 AM   #9
51 MERC-CT
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Location: East Hartford, Ct
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Default Re: 40 radio on 12 volts neg ground

Quote:
Originally Posted by richard crow View Post
marv has it right polarty doe,s not matter .if you are happy with the am & don,t want to spend a lot of money just get a 12 to 6 v reducer. ps if the car is stock leave it 6 v . a 6v system in good order is fine with a stock car
True that the radio is not polarity sensitive but, if there is a newer solid state vibrator installed, it is as I understand it, polarity sensitive.
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