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    Channel Vision AB-203 — Single Source A-BUS Distribution Module Specifications

    September 08, 2026 1 min read

    Specification sheet for the Channel Vision AB-203 single-source A-BUS audio distribution module.

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    Full text manual (for reference)

    Product specification sheet for the Channel Vision AB-203 Single Source Distribution Module — the source-side component of an A-BUS whole-home audio distribution system.

    Overview

    When creating an A-BUS audio system, Channel Vision's single-source A-BUS distribution module lets you distribute the output of your home entertainment system or any single audio output device — CD player, MP3 player, XM radio, etc. — over standard CAT5 wiring. The signal is sent to the distribution panel (AB-404), which then feeds the amplified keypad(s) (AB-124).

    Features

    • Single CAT-5 output for audio distribution
    • Single source input
    • Two IR emitter outputs with routing for control of external equipment
    • Status and IR feedback indicators

    Specifications

    Operating Voltage 24 ± 0.5 VDC
    Cable Requirements CAT-5 or better
    Max CAT5 Length 250 ft
    Speaker Impedance 6–8 ohm
    IR Repeating 30–60 kHz
    Operating Temperature -10°C to +50°C

    Specifications subject to change. (Rev. 3/2012)