Norbert, See the link below for the PathSim user guide / download page.
http://www.moetronix.com/ae4jy/pathsim.htm Input wavs should have the same amplitude when comparing modes. I use a sound editor to normalize the the digital mode sound clips when testing. Let me know if you need any assistance. Tony - K2MO ----- Original Message ----- From: "Norbert Pieper" <polar_elect...@yahoo.com> To: <digitalradio@yahoogroups.com> Sent: Saturday, February 07, 2009 4:40 AM Subject: [digitalradio] Re: MFTTY On Air Sensitivity > Hi Tony, > > i would like to learn more about HF path simulator. > Is there any material on the web i can study? > > BR > Norbert > > > --- In digitalradio@yahoogroups.com, Tony <d...@...> wrote: >> >> All, >> >> Had another opportunity to test MFTTY on air today. As expected, > sensitivity >> goes hand-in-hand with character speed and the slower 1/8 mode is > probably >> close to what you might expect from say PSK31. >> >> Path simulations seem to indicate that the mode is probably more > stable than >> PSK31 when HF path distortion becomes an issue. >> >> I'd appreciate any thoughts / experiences with MFTTY performance; > slow vs. >> fast mode etc. >> >> Tony - K2MO >> > > >