On 6/19/08, Harold Hallikainen wrote: > Anyway, on hipot, you are generally shorting the power input leads > together, then applying the high voltage to those shorted leads and > measuring leakage to the grounded case. So, as long as your circuit is > isolated from the case, it should not be damaged. > That is what I think as well. Xiaofan -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist