Mosquito Repellent Circuit Diagram. The concepts of these mosquito repellers are simple and we can build a simple mosquito repellent circuit at home easily by using 555 timer ic and few other. Mosquito repellent circuit design.
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In the circuit connects two transistors q1 q2 into a bistable multivibrator oscillator to generate a sound frequency. The ic possesses an oscillation frequency ranging from 670 to 680 hz. Then there are electronic mosquito repellents available in market which are equally efficient and relatively safer.
The circuit will require just 3 volts which may be supplied using a button cell that should last ages.
Pin4 is a reset pin which is an active low pin directly connected to the positive terminal of the battery. Although i have tested this electronic mosquito repeller circuit and had to satisfy myself with some mixed results it will quite depend on how much effort you put in optimizing the control and recognizing the type of mosquitoes in your area to make it work successfully. Mosquito repellent circuit design. This can be done simply by replacing c1 with any other capacitor having value in between 0 02 and 0 1 uf.
