Specifications

Audio International, Inc. ASP-101-02-x Installation & Operation
Document #540183, Rev IR, 6/2000 Page 4 of 14
1.3 Operational Features
Allows multiple source audio inputs to be selected and routed
independently to multiple audio devices.
FiberLink cabin audio output.
Integrated cabin audio surround sound processor.
4 digital audio source inputs to integrated surround sound processor.
1 analog audio input to integrated surround sound processor.
1 digital audio to analog audio converter.
Control, configuration, and interface with other components via Audio
International’s proprietary RS-485 serial data bus.
3 binary unit ID pin inputs identify each module on the data bus in a
multi-unit configuration (up to 8 units total on the same AI proprietary
RS-485 data bus).
Separate PA audio and PA key inputs provide for entertainment audio
override capability when activated for both the integrated cabin audio
surround sound processor and the integrated 16 x 16 internal audio
multiplexer.
Power-up defaults are software configurable for each audio output.
Lightweight, rugged aircraft design.
2.0 Application
2.1 Introduction
The ASP-101-02-x is part of a complete cabin audio entertainment
system. The application of the unit is specific to a particular aircraft based
upon the desires of the customer or designer.
2.2 Typical Application
The unit provides a switching matrix for cabin entertainment systems
utilizing multiple source audio inputs and outputs. Since it resides on AI’s
proprietary RS-485 data bus, any switch or control device can
independently select from amongst the input sources. A dedicated
FiberLink cabin audio output is provided via the integrated cabin audio
surround sound processor.