Try these links.....
http://aintel.bi.ehu.es/psk31.html

http://www.arrl.org/tis/info/psk31.html

http://www.mymorninglight.org/ham/psk.htm

There is also some good videos on youtube. Just search for K7AGE

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IC-756 PROII
IC-SP23
IC-PS125
Palstar AT1KP Antenna Tuner
Rigblaster pro
IC-2200H
SM20 Microphone
MD-100 Microphone
Yaesu FT897D
IMAX 2000
Inverted "V' Diploe
4 element 2 Meter beam and Rotator
Astron SS25