Thursday, August 25, 2011

Mosquito Repeller

Description: The following diagram shows the electronic mosquito repellent. Features: The piezoelectric buzzer converts the amplifier output of ultrasound can be heard by the insects, an amplifier consisting of four transistors, mosquitoes can be postponed by the use of frequencies in the ultrasonic (above 20 kHz ) wide transistor to amplify the sound. Component: IC, transistor, resistor, President, condenser

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