Tick-Tick Sound Generator Using 555 Timer

This post presents circuit which generates the Tick-Tick sound through the speaker. Circuit is based on 555 timer which works in astable mode to produce a square wave output. This means the output continuously toggles between on and off states.

Components

No.ComponentQuantity
1.Power supply (9V) 1
2.555 timer1
3.8Ω speaker1
4.47kΩ resistor1
5.10μF electrolytic capacitor2
6.10nF ceramic capacitor1

Circuit diagram

The frequency of Tick-Tick sound depends on values of R1 resistor and C1 capacitor.

Tick-Tick Sound Generator Using 555 Timer (Circuit Diagram)

Designed circuit

Circuit is designed on a breadboard.

Tick-Tick Sound Generator Using 555 Timer (Designed Circuit)

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