4931
The Tektronix 4931 is a Bell-compatible modem configurable from 300 baud full duplex to 1200 baud half duplex with supervisor channel, intended for use over unconditioned voice telecom lines with DAA (Direct Access Arrangement).
| Tektronix 4931 | |
|---|---|
 Produced from 1977 to (?)
Manuals
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The Tektronix 4931 is a Bell-compatible modem configurable from 300 baud full duplex to 1200 baud half duplex with supervisor channel, intended for use over unconditioned voice telecom lines with DAA (Direct Access Arrangement).