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Modem Qlink-115
Discontinued, recommended replacement is: Qlink-3000
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Features:
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The QLink family of leased line modems provides mid-speed data access over single-pair copper wires. It can transmit data with rates up to 115.2 kbps (without a repeater) for up to 8 km. Using lower guage copper wire may allow you to attain greater distances.
The QLink-115 model has one asyncronous data port with RS-232 interface. The modem supports data rates from 1200 to 115200 bps. Configuration is performed using DIP switches.
The QLink family contains also models with synchronous interfaces, with Ethernet interface.
The modem has an upgradeable firmware.
The upgrading istructions are available here.
| Line Interface | |
|---|---|
| Line | Copper twisted pair |
| Loop Length | Up to 8 km over 24 Avg copper wire, up to 6 km over 26 Avg copper wire |
| Connector Type | RJ-45 (female 8 contacts) |
| Line Code | 2B1Q |
| Transmit Timing Sources | INT (Internal Oscillator) RCV (Receiver) |
| Overvoltage Protection | TVS |
| Overcurrent Protection | Fuse |
| Digital interface | |
| Connector Type | RS-232, DB-25 female |
| Data rates | 115200, 57600, 38400, 19200, 9600, 4800, 2400 or 1200 bit/sec (8 or 9 bit/symbol) |
| Modem Control Signals | DTR, DSR, CTS, RTS, CD |
| Testing modes | |
| Loopbacks | Digital, local, remote |
| BER Tester | Built-in |
| Control | By switches on front panel |
User's Manual for model QLink-115 in Russian
User's Manual for models QLink-144/B-232 in Russian
User's Manual for model QLink-144/B-ETH in Russian
User's Manual for models QLink-144/R-V, R-M, R-530, R-232, R-X21 in Russian
User's Manual for model QLink-144/R-ETH in Russian
User's Manual for models QLink-144X/B-V in Russian
User's Manual for models QLink-144X/B-ETH in Russian
User's Manual for models QLink-144X/B-M in Russian
User's Manual for models QLink-144X/B-232 in Russian
User's Manual for models QLink-144X/B-530 in Russian
User's Manual for models QLink-144X/B-X21 in Russian
Справочник по интерфейсным кабелям Cronyx.
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