This file type includes high resolution graphics and schematics when applicable. Generating a high-frequency magnetic field can be quite a challenge due to an assortment of technical issues. At high ...
Last month in Part 1 we looked at one issue of using conductive shields in our high-frequency circuits. We showed that they can and do resonate at frequencies and we can easily calculate the lowest ...
This article introduces the CMOS integrated transceiver circuit EM4095 for RFID applications working with transponders at a frequency of typically 125 kHz. The EM4095 is a single-chip RFID reader IC ...
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