Interesting article and followup opinions at http://www.eham.net/articles/3181 The R-390A with TMC 591A SSB converter is at the top of the list. Walter Wilson - KK4DF http://www.knology.net/~wewilson (REAL Radios: R-390A(x5), R-390(x2), Viking II, Ranger, Thunderbolt, KWM-2A)