SubRX filtering will also track the mainRX filters if diversity is switched on. 73 Arie PA3A Op 22-3-2013 22:25, Bill W4RM schreef: > I.E. if I > go to CW and select the FL4 400 HZ filter on the main receiver the SUB > receiver doesn't sound like the filter is selected. Same case in SSB with > 1.8khz filter. > >