It depends on the units of measure for the mojo. If it is a linear unit, then they multiply, if it is a log unit (like dB) then they add. Mark, NK8Q k2 #4786, it definitely has mojo! > >Must be that mojo thing I guess. Well I suppose I was cheating by using >VP8 mojo as well. Do two mojos add or multiply? > >Chris - VP8BKF >