The following lines were added (+) and removed (-):
The model 77-857 was a 40 channel version of the original 23 channel 13-857.== Modification ==Adjustments chart: Model AM Power SSB Power Modulation ------------------------------------------------------------------- 13-857 L8,L9 ¾ RV2 or Cut D10 13-857B L110,L109 ¾ RV102 or Cut D111 77-857 L7,L11,L12 ¾ RV2 or Remove C96 -------------------------------------------------------------------