CAN ANYONE BRIEFLY DESCRIBE HOW A VARIAC DOES WHAT IT DOES? WHAT IS IT IN A VARIAC THAT DETERMINES ITS VOLT AND AMP RATING? AND THIRD: DOES ANYONE HAVE ANY THOUGHTS ON A HOMEMADE VARIAC ???? THANKS MUCH RON QUIRING, CAMBRIDGE ONTARIO. ______________________________________________________ Get Your Private, Free Email at http://www.hotmail-dot-com