gf [gff@attbi.com] wrote: >Most Starguides use either 25mHz to cue commercials, 35mHz to cue liners or >voltage spike ("go high") - there is no standard....... Must be some sort of new technical breakthrough that I don't understand as of yet... How does one go about generating a 25 milliHertz or a 35 milliHertz tone for that matter? :-) :-) :-) 73, de Hakim (N1ZFF)