Bird Sound Generator Circuit using Arduino This is the schematic diagram of the birds sound generator. Connect 1 NPN transistor BC547, emitter pin of this transistor is conned with the 5V supply and a 10K resistor is connected with Ground to pin no 2 of Arduino. Connect A push button switch between the pin no […]
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Tone generator circuit using 555 timer Bird sound generator, Ambulance Siren Generator These are some circuit diagrams of the sound generators. Sounds are like Bird sound, Ambulance siren, Beep Horn, and other different types. Use 9 to 12v Dc supply and components value should be the same as suggested in the diagram because any
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Electronic Siren Circuit Diagram siren circuit using 555 timer We are going to make a Police Siren Circuit using two 555 timer IC. The circuit will produce an up-down wailing sound from the speaker. In this circuit there are two 555 timer ic is used. Both 555 ic is connected as astable multivibrator/oscillator. In an
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Multi-tone Musical alarm circuit IC UM3481 is an 8 song Melody Generator IC designed for the purpose of Melody generation in various gadgets. It is widely used in Doorbells, Alarm systems, Reverse horns, Toys, Clocks, and Timers etc. This circuit provides 8 tones. This multi-tone doorbell circuit produces 8 types of musical tone. You get
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