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yet it provides much better performance than other IR alternatives
they are available with a 5 cm or 10 cm range and simply tell you if something is in their detection range
Each phototransistor uses a capacitor discharge circuit that allows a digital I/O line on a microcontroller to take an analog reading of reflected IR by measuring the discharge time of the capacitor
easy integration
MaxBotix High Performance Ultrasonic Range Finder - MB7360-200 HRXL-MaxSonar-WRC hub-sensoren yet it provides much betterThe weatherproof XL MaxSonar WRC is an outdoor ultrasonic rangefinder. This outdoor sensor offers very short to long range and a compact, rugged PVC housing. The ultrasonic sensor meets the IP67 water ingress standard and fits standard 3 4 inch PVC electrical pipe fittings. High acoustic output power combined with continuously variable gain, automatic real time background calibration, real time waveform signature analysis, and noise suppression
