February 1939 Popular Science
Table of Contents

February 1939 Popular Science

[Table of Contents]

Wax nostalgic about and learn from the history of early electronics. See articles from Popular Science, published 1872-2021. All copyrights hereby acknowledged.

February 1939

Vol. 134, No. 2

Moonlight from Radio Waves, by Alden P. Armagnac	108
Popular Science Question Bee	152

Posted August 11, 2023

RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while tying up your telephone line, and a lady's voice announced "You've Got Mail" when a new message arrived...

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February 1939 Popular ScienceTable of Contents

February 1939 Popular Science
Table of Contents