Code oscillator OSC-1 Great for practicing your dots and dashes.
Easy to build kit complete with all parts.
Just Connect your key and you are ready to go.
You can also use this as just an audio tone generator. Includes Speaker.
Power requirement: 9v battery, or well filtered and regulated power supply.
P C Board size: 1" x .75"

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OSC-3 Kit $8.95 Quantity:

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Rainbowkits - 121 E. North St. - New Ross IN 47968 - (765) 230-2301