This ultrasonic dog repeller circuit will chase away angry dogs. It is build with the all known 555 circuit, a buzzer and a little ferrite transformator. The ultrasonic frequency must be set with a ...
HIS INJURIES THIS AFTERNOON. NEW TONIGHT A ROYAL PALM BEACH WOMAN HAS BEEN ARRESTED AFTER SHE ALLEGEDLY PLACED ULTRASONIC DOG REPELLER MACHINES TOWARDS HOMES WITH DOGS. OUR SOOJI NAM IS LIVE WITH ...
Two-wheeler riders who often come under stray dog attacks have something to cheer about. A group of engineering faculty members have come up with ‘Sudog’ (Super Dog Chaser), a device that would ...
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