[digitalradio] HF signal propagation effects publications

Hi, Where can I find a good technical analysis of the real-world propagation effects on signals in the HF bands, especially on the digital modes? Preferably an online resource, but I wouldn't mind buying yet another good book for my library. I need to code a modulator for my voice codec, and w

[digitalradio] Re: pskmail

Have you looked at Harv's Hamshack Hack? It has a number of PSK applications built in, though I don't see pskmail on the list: http://hamshack-hack.sourceforge.net/ Maybe you can suggest to him to add it? Artie KC2MFS --- In digitalradio@yahoogroups.com, David Michael Gaytko // WD4KPD <[EM