Quote:
Originally Posted by maxhifi
137 volts is totally unacceptable - try a second meter to make sure it's true and it isn't just your meter reading high. That's enough voltage to shorten the life of everything electrical in your house not to mention jack up the power bill. The relationship between voltage and expected life of things like tubes is not linear, you will get a much shorter life with such an out of spec voltage.
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Absolutely true! While amperage goes up on a linear scale with voltage, Wattage and heat dissipation go up by the square of volts
times amps.
I sure would not run that vintage set any more until the line voltage is within spec.