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About RF Cafe

Kirt Blattenberger - RF Cafe Webmaster

Copyright: 1996 - 2024

Webmaster:

    Kirt Blattenberger,

    BSEE - KB3UON

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 typing up your telephone line, and a nice lady's voice announced "You've Got Mail" when a new message arrived...

All trademarks, copyrights, patents, and other rights of ownership to images and text used on the RF Cafe website are hereby acknowledged.

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AirplanesAndRockets.com

RF Cascade Workbook 2018 - RF Cafe

January 1939 Radio-Craft
Table of Contents

January 1939 Radio-Craft

January 1939 Radio-Craft Cover - RF Cafe[Table of Contents]

Wax nostalgic about and learn from the history of early electronics. See articles from Radio-Craft, published 1929 - 1953. All copyrights are hereby acknowledged.

 

January 1939

Vol. X, No. 7

 

RCA Radio Tubes Advertisement 382
Marconi - Father of Radio?, by Edward H. Loftin 392
New Radio Altimeter Increases Air Safety, by R. D. Washburne 394
The Skin Effect Talking Lightbeam, by Gerald Mosteller 411
Sears, Roebuck & Co., Silvertone "Rocket" Models 6110 and 6111 Radio Service Data Sheet 422
Zenith Models 6D302, 6D311, 6D326, 6D336, 6D360 Radio Service Data Sheet 4222
Allied Radio Corp., Knight Model E10913 Radio Service Data Sheet 423
General Electric Model GD-52 Radio Service Data Sheet 423

 

January 1939 Radio-Craft Table of Contents - RF Cafe

 

 

Posted August 12, 2015 

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