Posts Tagged ‘AM radio’

ESP32 AM radio transmitter

Friday, October 12th, 2018

A how-to on making a simple AM radio transmitter using the ESP32 microcontroller by Bitluni: AM Radio transmissions are based on a carrier signal which is modulated by the audio signal. It’s a very basic principle but prone to noise from the environment. Using the ESP32 it is really simple...

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7400 competition entry: AM radio transmitter

Friday, October 21st, 2011

Andrew entered an AM radio transmitter into the Open 7400 Logic Competition: My 7400 contest entry is an AM Radio Transmitter, which nicely complements another entry. The TX frequency is digitally tunable from 520kHz - 1.6MHz, although this part of the circuit is open loop, so tuning to a specific...

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