Homemade Easy Morse Exercise ----- Morse Trainer

Homemade Simple Morse Exercise, Morse Trainer Keywords: Homemade Easy Morse Exercise Many friends are interested in Morse Electric Code, but there is no short-wave machine for the time being, and they cannot practice the hair. At this time, there is a Morse practicard convenient. The author uses the discrete components and the breadboard to make a Morse Exercise, which does not need to be sold, as long as the circuit wiring is correct, it can start the start of the power and the power supply and electricity immediately. Physical photo Circuit diagram This practical circuit is relatively simple, all of which are inserted with separation elements, and does not require an integrated circuit. After the circuit is completed, the tone can be changed by changing R1 and C1, and the power supply can use any 3V power supply. During the production process, the tools needed only have a scissors, a multimeter.

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