Almost uniquely among consumer grade computer manufacturers, the Raspberry Pi folks still support their earliest boards.

It’s a simple enough idea, when an IR sensor connected to a Raspberry Pi 4 detects the cat heading out into the world through the exterior cat flap, the computer fires up a motor connected to a ...

Abstract: Sonars are used by SAR teams to identify and retrieve submerged objects like cars and planes. In the event of extensive searches, where sonar operators may become fatigued and overlook the ...