Originally designed for TV use, the dongle is a software defined ... [Qrp-Gaijin] shows how to do it with a single transistor. You can see some videos of the results, below. Actually, [Qrp-Gaijin ...

Keywords transistor, switching circuit, vacuum tube, electronic computers, binary digits, OR circuit, AND circuit, flip-flop, mathematical operations, efficiency Email us at footage@avgeeks.com if ...

Simply playing these back out of the Raspberry Pi’s audio out and into the switch’s IR input through a tiny transistor circuit does the trick. Now they have a networked five-way HDMI switch ...