While most regenerative receivers are designed for AM broadcasts ... most advanced receiver ever conceived, and it certainly isn’t the most sensitive. But it’s one of those circuits that ...

[GreatScott] does exactly this in the video after the break, building both a transmitter and receiver ... as [GreatScott] built a basic circuit around a TA7642 AM amplifier/demodulator IC ...

Many superheterodyne AM radios use a demodulation circuit designed for 455 kHz. When the listener tunes in a station, an oscillator generates a signal 455 kHz less than the frequency of the ...