AM/FM Radio Kit
By Elenco (AMFM-108CK)
Build your own AM/FM radio. Kit includes: 115/8" x 51/4" PC board, 52 page manual divided into nine lessons; audio amplifier, AM detector, AM IF, AM amplifier, AM mixer and oscillator, FM detector, first FM IF, second FM IF, and FM RF stages. "Superheterodyne" receiver of standard AM (amplitude modulation) and FM (frequency modulation) broadcast frequencies.