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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.

My Hobby Website:

AirplanesAndRockets.com

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April 1969 Radio-Electronics
Table of Contents

April 1969 Radio-Electronics

[Table of Contents]

Wax nostalgic about and learn from the history of early electronics. See articles from Radio-Electronics, published 1930-1988. All copyrights hereby acknowledged.

April 1969

Vol. 40, No. 4

VDR's and Thermistors, by Sylvania Technical Staff	55
Variable-Voltage Tuning: How It Works, by Robert F. Scott	58
Technology-Themed Comics	66, 93, 94

Posted November 8, 2018

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April 1969 Radio-ElectronicsTable of Contents

April 1969 Radio-Electronics
Table of Contents