PSK31 – A HF Digital Ham Radio Mode

Everett Palmer, KG6RYB
Ames Amateur Radio Club

August 18, 2005

This webpage was derived from the Powerpoint slides by Everett Palmer.

PSK31

 

Design Goals for PSK31

 

PSK31 Features

 

The Varicode Alphabet

Table showing the Varicode Alphabet

The codes are transmitted left bit first, with “0” representing a phase reversal on BPSK and “1” representing a steady carrier. A minimum of two zeros is inserted between characters. Some implementations may not handle all the codes below 32.


 

PSK31 Signal

Illustration showing the BPSK waveform


 

What is required for a PSK31 station?

Illustration showing PSK radio to PC diagram


 

DigiPan

screen snapshot of DigiPan


 

HamScope

screen snapshot of HamScope


 

Some Other Digital Modes

 

More Information on PSK31

 

Demonstration

 

QSO with N5EFS made during the demo (1/2)


 

QSO with N5EFS made during the demo (2/2)


 

End

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