Appendix C
Specifications
General Specifications
Data rate: | 9600, 4800, or |
Data format: | 8 or 9 data bits with 1 or more stop bits |
DTE interface: | EIA |
Line conditions: | TELCO Voice band 4- or |
| conditioned or unconditioned |
| Private metallic circuits up to 9.5 miles (24 |
| AWG) without cable equalizer. Up to 15.0 miles |
| (24 AWG) with TX and RX cable equalizer |
Operating modes: | |
Modulation: | |
| FSK, Bell 202T or V.23 compatible |
| • Mark = 1200 Hz (1300 Hz, V.23) |
| • Space = 2200 Hz (2100 Hz, V.23) |
| • Soft Carrier = 900 Hz (Bell 202T only) |
Equalizer: | Automatic, adaptive |
23 ms. (fast poll) | |
| 8, 33, 59, or 219 ms (Bell 202) |
| 33 ms (V.23) |
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