The Patton Model 1004AM supports data rates to 115.2 kbps and distances up to 9 miles (14.5 Km) on 19 AWG @ 1200 bps over one or two twisted pair. Requiring no AC power or batteries for operation, these Short Haul Modems allow up to 50 terminal drops in a multidrop environment.
Transmission Format: Asynchronous
Data Rate: Up to 115,200 bps
Transmit Line: 2, 4 wire unconditioned twisted pair
Transmit Mode: Full or half duplex
Transmit Level: 0 dBm
Range: Over 9 miles (14.5 km)
Dimensions: 2.66 x 2.10 x 0.73 in. (6.8 x 5.3 x 1.9 cm)
Surge Protection: 600W power dissipation for up to 1 msec
Control Signal: DSL turns "ON" immediately after the terminal raided DTR; DCD turns on after recognizing the receive signal from the line; CTS turns on 8 msec after the terminal raises RTS
Power: None required, uses ultra low power from EIA data and control signals
Carrier: The carrier is a strap selected for continuous operation or controlled by RTS