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Three Beeps = Cell Phone Dial Tone

By Peter Drescher
May 16, 2012

"Cell Phone Dial Tone" is an oxymoron, like "jumbo shrimp". Dial tones are analog, cell phones are digital. A dial tone signals an open connection to a landline telephone network. A cell phone sends packets of voice data back and forth via wireless network. The technologies don't intersect ... except in the movies


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