Original poster: "Zagarus Rashkae by way of Terry Fritz <teslalist-at-qwest-dot-net>" <arbitrarily_random-at-yahoo-dot-com> Hi All, I think I pretty much phrased the entire question in the subject line :) Is there anything one can to to protect the NST from damage? Wouldn't an RLC filter like a Terry filter protect the NST from spikes? Thanks, Chris Lu