In order to do an apples-to-apples comparison, you'll need a means to measure both speed and torque (i.e. a dynamometer). For the ac motor you'll also need a means to measure the phase angle, such as a phase angle voltmeter or oscilloscope. Simply hooking up the motors to some load and measuring their current draw won't tell you anything about their comparative efficiency.
I guess I don't understand the need for household circuit breakers and switches rated for DC.
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Today's Featured Article - Women and Tractors - Tractor Engine Repair - by Teri Burkholder. One of the great things about working on a tractor engine with your other half is that you know what he is thinking of at all times and can anticipate his every move and his next thought of what he will do. With Ben, anyway, I can tell! He'll be busy working and I�m handing him tools and he says, "give me that..." and I�ve already got it in his hand or "hand me that....."and I�ve got the portable light right where he needed it placed to see. "Run in the house and get me a...."as I open th
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