Someone regulatory decided that the induced currents accross your heart weren't necessarily instantaneous fatal at 48 volts. Was before current medical knowledge discovered otherwise.
Electronic theory says we can have a motor produce hp using 1 1/2 volts. Practice says the current will be horrendous and it wont spin up very fast due to back emf.
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casual notes from the underground:There are some "experts" out there that in reality don't have a clue as to what they are doing.
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