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LF, HF, and UHF Frequency: What’s the Difference?

RFID technology uses radio waves to transmit data between an RFID tag and the reader. The frequency of the tag determines its read distance and affects its functionality. The three primary frequencies used with RFID devices include Low Frequency (LF), High Frequency (HF), and Ultra High Frequency (UHF). But what’s the difference between these frequencies? Well, each of the three …

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How to choose RFID MIFARE chip? MIFARE S50? S70? Ultralight C?

RFID chips are the major constituents of electronic tags. And it would interest you to know that RFID chips are at the core of the whole RFID system. The tag chip has a primary structure that comprises a radio frequency’s front end, an analog’s front end, a memory unit, and a baseband (digital). The RFID chip frequency bands are 2.45 …

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