A Planet Analog article, “ 2N3904: Why use a 60-year-old transistor? ” by Bill Schweber, inspired some interest in this old ...
First we want to generate the 134.2kHz carrier frequency for the reader. We can do that by using any of the Arduino's PWM-capable timers to generate a square wave. Arduino timers can only achieve a ...
Roosevelt Middle School was named an Apple Distinguished School, honored for innovation, leadership, and excellence in ...
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