Telect MIX 56 user manual Specifications, Electrical

1 Descriptions MIX 56 User Manual

SPECIFICATIONS

Electrical

DS1

Impedance: 100 ohms nominal, balanced

Line Rate: 1.544 Mb/s ±32 ppm

Line Coding: AMI or B8ZS (user selectable)

Jitter: Meets ANSI T1.403, T1.102, AT&T 62411

Pulse Amplitude and Shape: Per ANSI T1.102, T1.403, and GR-342-

CORE

Return Loss: >26 dB

Short Haul DSX-1 (selectable)

Cable Length in feet (22 gauge ABAM or equivalent): 0–110, 110–220, 220–330, 330–440, 440–550, 550–660

Long Haul DS1 (selectable)

Cable Length (22 gauge ABAM or equivalent): 6000 ft (total cable length).

Line Build Out (LBO): 0 dB, –7.5 dB, –15 dB, –22.5 dB. These corre- spond to approximate cable lengths of 6000-4500 ft, 4500-3000 ft, 3000-1500 ft, and 1500-0 ft, respectively. Receive sensitivity down to - 30 dB. Far-end equipment must have comparable long-haul receive sensitivity.

E1

Impedance: 120 ohms nominal, balanced

Line Rate: 2.048 Mb/s ±50 ppm

Line Coding: AMI or HDB3 (user selectable)

Jitter: Meets ITU-T G.703, G.823, and I.431

Pulse Amplitude and Shape: meets ITU-T G.703

Return Loss: >18 dB

DS3

Impedance: 75 ohms, unbalanced

Line Rate: 44.736 Mb/s ±20 ppm

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