How to Make UM66 Melody Generator Circuit

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This is a very simple Electronics circuit. I used only two transistor for this UM 66 Melody generator circuit. UM 66 has an inbuilt beat and tone generator. The time base for beat and tone generator is an inbuilt oscillator. You can use this circuit for your door bell and specialty you can use this circuit For Choon pan vehicle. Component List 1) Two C828 Transistor ( Or You Can use any other PNP Transistor ) 2) UM 66 IC 3) Two AAA Battery ( remote control Battery Or pen torch Battery )4) One Speaker

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