Electronic Mosquito Repellent Circuit Ppt. This electronic mosquito repellent circuit is easy to build but is kind of hard to adjust on the exact sound frequency which will repel the mosquitoes. 1 once the switch is closed the 555 timer gets the power supply.
Sound of any frequency above 20 khz is termed as ultrasonic sound. It is basically an 8 pin ic with the following pin description. Learn how to make an electronic mosquito repellent circuit using 555 timer ic diy on breadboard.
4 this causes a change in timer output.
The ic possesses an oscillation frequency ranging from 670 to 680 hz. Friends in this circuit i will show you how to make electronic mosquito repellent circuit using 555 timer ic simple homemade mosquito repellent friends it. 3 the capacitor charges through resistors ra and rb at a certain point voltage at threshold pin is less than the capacitor voltage. This electronic mosquito repellent is based on the 555 timer ic is a simple and useful mosquito repellent the mosquito repellent circuit generates an ultrasonic sound with a high output frequency that allows spreading mosquitoes within a wide radius.
