Vintage Technology History– Electronics: BASIC RADIO CIRCUITRY: For discussion and comment, an educational review of the basic components of RADIO, history of development, how radio works, functions of vacuum tubes, transistors, resistors, capacitors, electromagnetic wave transmission, antennas and more. This partially restored 1971 film provides clear, basic explanations of Radio Circuitry and the fundamental technologies underlying everyday radio. Slow paced, easy to follow, for novice and intermediate folks. Color, runs about 16 minutes.
(uploaded by Computer History Archives Project)
Scanned from the original film by
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Wish I had the demonstration board in the video.