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cwmoore
11 months ago
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Hiding secret codes in light protects against fake...
Correct pattern for the correct time span matching random fluctuations in the electrical grid.
kumarvvr
11 months ago
[–]
I think that will be handled by the AC to DC conversion in most systems.
4gotunameagain
11 months ago
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Nope. Mains hum is picked up by microphones as well as light intensity:
https://en.wikipedia.org/wiki/Electrical_network_frequency_a...
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