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Enter a keyword...   ...or choose a category. choose one... Communications Computer Industry Companies Computer Science Data Graphics Hardware Internet and Online Services Mobile Computing Multimedia Networks Operating Systems Programming Software Standards Types of Computers World Wide Web   Bell 103 Last modified: Monday, September 01, 1997  The de facto standard protocol in the United States for transmitting data over telephone lines at transmission rates of 300 baud. The Bell 103A standard defines asynchronous, full-duplex communication. Europe and Japan use the CCITT V.21 protocol.   Related Categories Communications Standards Related Terms Shopping Bell 103 Products Compare Products,Prices and Stores Shop by Category: Modems 241 Model Matches Laptops 41 Model Matches

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