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Bought a 4 relays optocoupler board...but strange schematics..
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6
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5832
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May 6, 2021
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SainSmart 8-Channel Relay Module/Fritzing
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6
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9467
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May 6, 2021
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5v 8Ch Relay Board - Weird Issue - Leds work, but not relays
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3
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655
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May 6, 2021
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Relay Sponge in my brain
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5
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1356
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May 5, 2021
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Relay Board, Nano, with buttons and LEDs circuit design review
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5
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504
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May 6, 2021
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