APPENDIX A

1082/I Specifications

A.1 TRANSMISSION FORMAT

Synchronous or asynchronous

A.2 TRANSMISSION LINE

Single unconditioned twisted pair

A.3 CLOCKING

Internal or receive loopback

A.4 DISTANCE

2-Wire Distance Table in miles (km)

Data Rate

 

AWG Wire Gauge (mm)

 

 

 

 

 

 

19 (.9)

 

22 (.6)

24 (.5)

6 (.4)

 

 

 

 

 

 

 

 

All rates

10.8 (17.2)

 

7.2 (11.5)

5.0 (8.0)

3.4 (5.5)

A.5 DATA RATES

Synchronous 19.2, 32, 56, 64, and 128 kbps, (and 144 kbps on 1082/144 only); Asynchronous 0–38.4 kbps

A.6 DIAGNOSTICS

V.52 compliant bit error rate pattern (511/511E pattern) generator and detector with error injection mode; Local Line Loopback and Reomote Dig- ital Loopback, activated by front panel switches or via serial interface.

A.7 LED STATUS INDICATORS

DSL, 10Base-T, Status, NS (no signal), ER (error) and TM (test Mode)

A.8 CONNECTORS

RJ-45 on line side; shielded RJ-45 on Ethernet port

A.9 POWER

100–253 VAC, 50–60 Hz (universal input option); 48 VDC (optional), 5 watts

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Patton electronic 1082, 144, I Appendix a, Transmission Format, Transmission Line, Clocking, Distance, Data Rates, Power