EMI shielding sheets films rfid absorber
ance and reasonable price, matching its reading distance range and practical application distance range, so it is widely used in bus card and mobile phone payment.
TheRFID anti-metl electronic tagis used under the 13.56MHz, which usually has a maximum read and write distance of abou 10 cm, and the chips current consumption is abou 1 ma. Because as the frequency increases, the inductance of the required electronic tag coil shows a decrease in the number of coil turns, usually where the typical nu
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