UltraSonic Radar - circuit diagrams, schematics, electronic projects It consists of a set of ultrasonic receiver and transmitter which operate at the same frequency. When something moves in the area covered by the circuit the ...
LEGO.com Ninjago Videos - Ultrasonic Radar Designer Video Ultrasonic Radar. Ninjago designer Sam tells us about the Ultrasonic Radar model! Most watched. Destiny's Bounty. Epic Battle. Fangpyre Truck. Temple and ...