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Company: ITT (International Telephone & Telegraph)
Based: Detroit, MI. Founded: 1920 Founder: Sosthenes Behn and Hernand Behn Specialty: International telecommunications manufacturing & Systems. Defense Contractor. ITT's Semiconductor division manufactures consumer audio, video and text IC's, Automotive products and controllers. |
ITT System 12 / Network 2000 ESS 1240 Switch-Port Chip (1982)

Item #467
ITT's System 12 (formerly known as ITT-1240) Electronic Switching System ( ESS) was a new generation of digital switching equipment designed by ITT to fulfill the needs of a future Integrated Services Network concept that was know as Network 2000. Four models were designed: ITT 1210, 1220, 1230 & 1240.
ITT produced the 1240 digital exchange for voice and data. LSI and commercially available microprocessors were used for line and trunk interface units that were Microprocessor controlled.
ITT produced the 1240 digital exchange for voice and data. LSI and commercially available microprocessors were used for line and trunk interface units that were Microprocessor controlled.
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AMD Amdahl Apple AT&T Bell Labs Burroughs Cray Cyrix ESI HP
Hughes IBM Intel ITT LSI Memorex Micron MIT Microvision Motorola
National Semi NCR NEC Nvidia Panasonic PHILCO PMI RCA
Remington Rand Samsung Sperry TSMC UNIVAC Western Electric Etc.









