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Vibroplex Code Practice Oscillator Kits
22 Customer Reviews
These oscillators include the circuit board and speaker. To use their CPO model, simply add a code key, a two-wire keying cable, and a 9V battery. They produce a pleasing 700 Hz ton
These oscillators include the circuit board and speaker. To use their CPO model, simply add a code key, a two-wire keying cable, and a 9V battery. They produce a pleasing 700 Hz tone from an LM386 audio chip with 350 mW audio output. Their CPO Plus model includes the two-wire cable for your key connection.
Why spend $70, $90, or $100 or more on a practice oscillator? Get one of these Vibroplex Code Practice Oscillator Kits from DX Engineering and learn to send code the easy, economical way!
Code Practice Oscillator, includes CPO Board & Speaker, Each
Part Number: VIB-CPO
Estimated Ship Date: Today
Estimated Ship Date: Today
Code Practice Oscillator, Includes CPO Board, Speaker, and CP2 Cable, Each
Part Number: VIB-CPO-PLUS
Estimated Ship Date: Today
Estimated Ship Date: Today