A wireless carrier started in 1984 by IBM. 19,200bps (since 1993, still 4,800bps in some areas), 256 byte packets. 800 Mhz, uses 2 watts to transmit. Has 35,000 customers in over 400 metropolitan areas in the US (1993) 90% of US business locations.
Acronym for Advanced National Radio Data Service—one of the original wireless networks in the United States. Currently known as DataTAC, this technology offers a data rate of up to 19.2 Kbps. The technology was established by IBM and Motorola, but was then acquired by American Mobile Satellite Corporation (Motient).