Superhet MP3 & MP4

#339: Fundamentos de un receptor superheterodino: cómo funciona y un vistazo a las señales 12:05
La genialidad del superheterodino: la mezcla de frecuencias explicada 8:25
The Superheterodyne Radio: No really, that's its name 12:31
What Is A Superheterodyne Radio? Is An Expensive Superheterodyne GMRS Radio Better Than A Cheap One? 9:07
Superhet Walkthrough 2:23
What is Superhet Radio Image - details, causes, specifications 4:47