Electronics

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Projects, pictures, industry discussions and news about electronic engineering & component-level electronic circuits.

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submitted 4 months ago by cm0002@lemy.lol to c/electronics@discuss.tchncs.de

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[–] JustEnoughDucks@slrpnk.net 4 points 4 months ago

This is how tap to pay cards work IIRC. Secure storage chip, transceiver chip, NFC coil, boom