30 Voice Channel PCM Multiplexer

Product Overview

This product provides 30 channels of voice signal through E1 channel to realize extension of telephone line through E1. E1 signal can be transmitted by fiber multiplexer.

PCM MultiplexerFeatures:

Based on self copyright IC

Provides 30 channels of voice signal and supports call indication and opposite pole charging

Supports function of signal transmission among all end points

Voice port supports O port and S port, O port connecting with exchange and S port with user’s telephone.

Technical parameters

E1 interface

Standard: conforms to G.703 standard.

Coding: HDB3

Interface rate: 2.048Mbps±50ppm

Impedance: 75Ω (unbalance), 120Ω (balance)

Connector: BNC (75Ω), RJ45 (120Ω)

Jitter Performance: according to G.742 and G.823

Clock: internal clock, line clock.