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Price: $22 USD
Our PING)))™ ultrasonic sensor provides an easy method of distance measurement. This sensor is perfect for any number of applications that require you to perform … Read more
Price: $34.45 USD
The SRF01 Ultrasonic Range Finder is the latest product from Devantech. It employs Devantech's 2nd generation AutoTune technology which allows ranging all the way … Read more
Price: $26.95 USD
Here's a low-cost ultrasonic ranger with I2C and serial interface, using a single element, and a 55 degree sensing angle. Read more
Price: $28.95 USD
The Devantech SRF05 is a solid, 2-element ultrasonic ranger featuring great range, and selectable 1 or 2 I/O interface Read more
Price: $58.95 USD
The Devantech SRF08 is the advanced model of Ultrasonic distance rangers available, with excellent width-of-field detection, I2C interface, and light-intensity … Read more
Price: $27.45 USD
The MaxSonar-EZ0 is a very tight-packaged, high-sensitivity single-element sonar module. Much like the very popular EZ1 module, the EZ0 offers higher sensitivity … Read more
Price: $24.95 USD
The MaxSonar-EZ1 Ultrasonic Range Finder is a tiny, easy-to-use ultrasonic ranging system that can be easily interface to any microcontroller. Read more
Price: $34.96 USD
The XL?MaxSonar?EZ4 has the highest noise tolerance and narrowest beam of any of our indoor sensors. The sensor is designed and calibrated to provide reliable … Read more
Price: $19.95 USD

 Collected by one member
The Parallax PING sensor is cool, but it's more useful when mounted on a servo so it can scan the environment. Read more
Price: $33.33 USD
Measures sound across a very wide range, with a frequency range of 100Hz to 8kHz and pressure level from 50dB to 100dB. Read more
The HC-SR04 ultrasonic sensor uses sonar to determine distance to an object like bats or dolphins do. It offers excellent range accuracy and stable readings in an … Read more
Price: $30 USD
An Ultrasonic sensor I got from Microbric. It comes with a 90 degree male pin headers and 1 female socket … Read more
Price: $59.99 USD
P.A.D.S is a programmable multi-purpose acoustic distance sensor based on the Parallax Propeller. It has the same basic form factor as the popular Parallax … Read more