[digitalradio] Re: PSK distortion effects theory

2009-01-03 Thread kf4hou
well more speaking of wide sidebanded signals not so much on audio harmonics --- In digitalradio@yahoogroups.com, "Graham" wrote: > > I would say its down to the audio set up at the tx station .. too > much audio and you start to see the IMD close in .. then if the > originating tone is under

[digitalradio] Re: PSK distortion effects theory

2009-01-03 Thread Graham
I would say its down to the audio set up at the tx station .. too much audio and you start to see the IMD close in .. then if the originating tone is under say 1500 hz then you normally see 2 decodes , one from the fundemental and the next from the 1st harmonic, if the line in is up full as we