An amateur radio repeater used to be a complex assemblage of equipment that would easily fill a 19″ rack. There would be a receiver and a separate transmitter, usually repurposed from commercial units ...
Is this Raspberry-Pi-based device the world’s smallest DVB (Digital Video Broadcasting) transmitter? Is this Raspberry-Pi-based device the world’s smallest DVB (Digital Video Broadcasting) transmitter ...
Most often ultrasonic transducers are used for distance measurements, and in the DIY world, usually as a way for robots to detect obstacles. But for a weekend project, [Vinod.S] took the ultrasonic ...
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