CrosStar Modem Products
Modems
The
MD-101 Bell 202 And MD-102 v.23 Modems are half-duplex Frequency-Shift-Keyed (FSK) audio tone modem that connects to SCADA equipment by an RS-232 Data Communications Equipment (DCE) 9-Pin Connector. The MD-101/MD-102 Modem operates from 0 to 1200 baud on private leased telephone lines, voice/audio radio links, or any dedicated two wire circuit. Both 2-Wire and 4-Wire 600 ohm telephone lines are supported along with most land mobile radios. The MD-101 & MD-102 are powered by 12 VDC to make operation during power failure simple.
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Radio/Phone Line Interface
The
BA-200 Audio Bridging Amplifier provides hybrid bridging of up to five dedicated telephone lines. Both 2-Wire and 4-Wire 600 ohm telephone lines are supported, with individual transmit and receive adjustments per line. The audio and microphone connections of most land mobile radios can also be bridged with telephone lines with the BA-200. The BA-200 is powered by 12 VDC to make operation during power failure simple.
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The
LPU-101 Line Protection Unit provides isolation and surge protection for equipment connected to 600 ohm dedicated telephone lines.
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