But for a weekend project, [Vinod.S] took the ultrasonic transmitter and receiver from a distance-meter module and used amplitude modulation to send music ultrasonically from his laptop to a ...
Inside [Klaus]’ device is an Arduino Uno, an HC-SR04 ultrasonic distance sensor ... can be easily reconfigured to sense a distance up to four meters. The board doesn’t have an amplifier ...
The new BinMaster ToughSonic TC-100 and TC-200 non-contact ultrasonic sensors include general-purpose and chemical-resistant ...
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