1 AC versus DC load breaking comparison with a knife switch
Shows a knife switch breaking AC and DC loads side by side; cited to explain why switches and relays carry much lower DC ratings than AC ones.
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Shows a knife switch breaking AC and DC loads side by side; cited to explain why switches and relays carry much lower DC ratings than AC ones.
Dave Jones explains switch and relay contact bounce and the hardware and software ways to debounce it; recommended when microcontroller interrupts misfire on noisy inputs.