News Trends Tutorials Stats Hardware Reviews OS Roundup Hot Topics Forum Product Watch Glossary Web FTP Mail Application Proxy Real-Time Comm Collaboration Operating Systems Sitemap Contact Us Home Become a Marketplace Partner IT Developer Internet News Small Business Personal Technology Search internet.com Advertise Corporate Info Newsletters Tech Jobs E-mail Offers Be a Commerce Partner

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 Modems Bell 103 Products Shop here to Save Money on Modems at DealTime! Search by brand or type to find the best price across 100s of stores! Shop by Top Models: U.S. Robotics USR5686D Analog Modem 18 store offers from $40 - $134 U.S. Robotics USR0839 Analog Modem 13 store offers from $55 - $157 U.S. Robotics USR5699B Analog Modem 12 store offers from $19 - $47 StarTech.com (USB56KEM) Analog/Cable Modem 9 store offers from $34 - $60 Zoom 3030 Analog Modem (3030-00-00EF) 10 store offers from $13 - $33