Andy Grove has published details of a new Ultrasonic Raspberry Pi Piano he has created which can be played using gestures. This innovative project combines the versatility of the Raspberry Pi mini PC ...

Cheap stuff gets our creative juices flowing. Case in point? [Andy Grove] built an eight-sensor HC-SR04 breakout board, because the ultrasonic distance sensors in question are so affordable that a ...

Raspberry Pi enthusiasts, developers, or makers wishing to connect multiple sensors to their Raspberry Pi mini PC may be interested in the Whitebox Labs T3 shield and Atlas EZO sensors, which when ...

In this module we will wire up an ultrasonic sensor and attach it to our Raspberry Pi. Using the ultrasonic sensor we will measure the distance an object is away from the sensor. The distance of the ...

Sfera Labs has extended its widely deployed family of Exo Sense Raspberry Pi-based technologies with the launch of Exo Sense RP, a small-form–factor, low-power edge-computing multi-sensor module built ...

This module uses an ultrasonic sensor to trigger certain notes to be played through the pi. An object is held in front of the sensor and moved either closer or further away to make music. This is ...

January 19, 2016 Add as a preferred source on Google Add as a preferred source on Google It’s really easy to use a Raspberry Pi to create a cheap surveillance system with just one camera, but things ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thorin Klosowski We’ve updated this guide with more information about ...

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...