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Dual internal short range modem Tau-PCI/G703
Discontinued, recommended replacement is: Tau-PCI/2E1
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Features:
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The Tau-PCI-G.703 is an adapter board for IBM PC and compatible
computers with PCI bus. It incorporates two G.703 short range modems
and two optional digital interfaces. The short range modems operate
at distances of up to 2.5 km
There are several models of Tau-PCI-G.703 modem that differ by type of digital interface.
| PC Bus Interface | |
|---|---|
| Bus Type | PCI, 33 MHz/32 bit |
| Serial Interfaces | |
| Data Transfer Rate per direction for each channel simultaneous operation | 10 Mbps |
| Bit Rate Generator | Independent per channel |
| Synchronous Protocol | HDLC |
| Error Detection | Cyclic Redundancy Check CRC-16, CRC-CCITT |
| Clock Options | TXCIN, RXCIN, TXCOUT or DPLL, Software selectable per channel |
| Modem Control Signals | DTR, DSR, CTS, RTS, CD |
| G.703 Interfaces (2048 kbps) | |
| Data Transfer Rate | 64, 128, 256, 512, 1024 and 2048 kbps, Software selectable per channel |
| Line Code | AMI or HDB3, Software selectable per channel |
| Line Impedance | 120 Ohm (Twisted Pair) or 75 Ohm (Coax Cable), Jumpers selectable per channel |
| Receive Signal Attenuation Range | from 0 to -43 dB (up to 2.6 km of 22 AWG twisted-pair cable) |
| Line Attenuation Monitoring | 4 Levels: 0 dB, -9.5 dB, -19.5 dB, -28.5 dB |
| Jitter Attenuator | 32 bits depth, in the receive path |
| Error Detection | Bipolar Violation |
| Board Size | Height: 100 mm, Width: 167 mm |
| Operating Systems and Protocols | |
| Linux | PPP, Cisco/HDLC, Frame Relay |
| FreeBSD 4.x, 5.x, 6.x (FreeBSD 7.x is not supported) |
PPP, Cisco/HDLC, Frame Relay |
Некоторые документы хранятся в формате Adobe® Acrobat® Reader®
User's Manual in Russian
User's Manual in English
Driver Development Kit Manual in Russian
V.35 cable scheme
RS-232 cable scheme
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