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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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September 1974 Popular Electronics
Table of Contents

September 1974 Popular Electronics

Table of Contents

Wax nostalgic about and learn from the history of early electronics. See articles from Popular Electronics, published October 1954 - April 1985. All copyrights are hereby acknowledged.

September 1974

Vol. 6, No. 3

A Primer on Single Sideband, by James E. Trulove	41
Enjoy Private Messages with a Voice Scrambler, by Joseph B. Wicklund, Jr.	56
Secrecy Through Electronics, by Clay Tatom	56
Metal Circuit Systems Corporation Advertisement	Cover 3

Posted September 13, 2019

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September 1974 Popular ElectronicsTable of Contents

September 1974 Popular Electronics
Table of Contents