6146B's for the T-599D. Pete, wa2cwa On Fri, 17 Apr 2009 19:39:33 +0000 (UTC) w0ng at comcast.net writes: > > > I'd like to ask the group for a little help. > I'm finding conflicting printed info on which type of final amp tube > should be used in my T-599D transmitter. > > Is it a pair of 6146B's or the plain 6146's? > > Tnx, Bill, w0ng