Old automotive battery charger question
I have an approx. 40 year old 12/6 volt automotive battery charger. When set for 12 volts and not connected to a battery, it reads 12.81 volts. Set to 6 volts and not connected to a battery, it reads ...
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My charger was bought at Sears in 1970. It has been used at the race track ever since + here in my home shop. It has out lived at least 3 high $$$$ ones since. It has a timer and a boost setting, 6 volt - 12 volt
