Michael, We allow the FM filter to be use for AM transmit, now, but not for ESSB transmit. The filter is too wide for this purpose. 73, Wayne N6KR > Wayne, > > When I enable the FM filter for AM Transmit I get a "ERR TXF" > indication > when trying to transmit on SSB with ESSB enabled. Will there be a > fix for > this? > > Thank you, > > Michael > n2zdb