The Foundations of Mobile and Cellular Telephony

On 17 June 1946, a driver in St. Louis pulled out a handset from under his car's dashboard, placed a phone call and made history. It was the first mobile telephone call, placed on a system inaugurated by Southwestern Bell, one of AT&T's local operating companies... (IEEE)

Posted August 2012

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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