December 1939 Radio News
Table of Contents

December 1939 Radio News

[Table of Contents]

Wax nostalgic about and learn from the history of early electronics. See articles from Radio & Television News, published 1919-1959. All copyrights hereby acknowledged.

December 1939

Vol. 22, No. 6

Photographic History of Radiotelephony, by Chas. R. Leutz	10
Radio Term Illustrated - "Cross" Modulation	36
Air Adventures Magazine	62
Superior Instruments	Inside Back Cover

Posted February 1, 2021

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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December 1939 Radio NewsTable of Contents

December 1939 Radio News
Table of Contents