Special Features:

Up to 9600 baud data transmission speed; frequency shift key modulation; four-wire, long-range unit; distance up to 40, 000 feet; 16-gauge steel with mounting flanges; weight of 3.5 lbs; operating temperature range is 0 degrees celcius to 60 degrees celcius; wall transformer provided with 120 vac; dc power rating 21-28 vdc

Properties:

An item which modulates and demodulates one or more electrical signals. It connects data terminal equipment to a communication line or network such as telephone, radio or telegraph. It may include the multiplexing and demultiplexing circuits, circuit amplifiers and source(s) of carrier frequency. For items designed for light signals, see modem, fiber optic.