Hi Andy, It is the same 8FSK modem, however it uses shorter bursts for calling and sounding and there is a PSK burst mode as well which uses the MIL-STD-188-110 modem for generation.
/s/ Steve, N2CKH At 09:26 AM 8/4/2007, you wrote: >Thanks Steve. Is the AQC-ALE a different digital mode, different >tone characteristics? > > >Andy K3UK