Heresy? Blasphemy? Barry Hauser, where are you when we need you?!?! Barry(III)-nonH - N4BUQ You can also use a Sony 7600G instead of buying the assembled box. Take the IF from the 390A, tune 455 on the Sony. Voila. Or take the IF from your 51J, tune 500 and likewise. Works like a champ. Tom