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Design files for remote controlling an old Onkyo HiFi receiver. Uses a relay, opto-couplers and a |
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Raspberry Pi. |
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<img src="https://git.lukasschwarz.org/lukas/kbdswitch/media/branch/master/relay2.jpg" width="40%" alt="Picture of a transistor and relay on a PCB, switching power to an amplifier."> |
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<img src="https://git.lukasschwarz.org/lukas/ampcontroller/media/branch/master/relay2.jpg" width="40%" alt="Picture of a transistor and relay on a PCB, switching power to an amplifier."> |
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[Link to the more detailed article](https://lukasschwarz.org/projects/amp-controller/) |
