John, It seems that any of the "Int Trn x" can be used - the difference is in the band decoder output. See page 19 of the K3 manual. 73, Don W3FPR On 12/11/2010 7:29 AM, John Ragle wrote: > I presume that the statement in the K144XV manual on P. 19, Step 2 > should read*Int Trn 0* not*Int Trn 1*? > > John Ragle -- W1ZI >