[CW] Code Practice Oscillators

[sbjohnston at aol.com]

 Here's a deluxe code practice oscillator kit:

https://www.k1elsystems.com/CPOX.html
Nice features:
Smooth sine-wave tone
Adjustable pitchBuilt-in speaker, plus speaker, headphone, line-out jacks.USB powered.

 
Steve WD8DAS

sbjohnston at aol.com
http://www.wd8das.net/
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