Audix SMU1 Bedienungsanleitung PDF herunterladen (Seite 23)

Audix Systems,

Station Road,

Wenden,

Saffron Walden,

Essex,

CB11 4LG.

Telephone: +44(0)1799 540888

Facsimile: +44(0)1799 541618

Page 23 of 25

PA-VA Application Guide

11 Glossary

The following descriptions define the terms in this manual, most of the terms have evolved over

a period of time and represent PA system language unique to Audix Systems.

Source

A source is any audio input to the switching matrix e.g. Microphone, CD player.

Destination

A destination is an audio output from the switching matrix which can be connected to an amplifier

etc.

Audio Switching Matrix

The Audio switch matrix allows any one of the source inputs to be switched to any output

destination or destinations. With the alpha this switching is configured using software, and is

controlled by the embedded processor.

ITP100

Input termination panel for alpha matrix

SIU - Serial Interface Unit

The SIU remotely controls the switching of the matrix, routing sources to destinations. The

operation of each SIU is configured in the alpha configuration suite.

There are three main types of Serial Interface Unit:

• SMU

• BGM Selector

• MSL

SMU – Serial Microphone Unit

There are 3 variants of SMU

Name Description Features

SMU 1 Single button microphone unit Optional Chime

SMU 8 8 button microphone unit Chime Digitally recorded on EPROM.

Built in Surveillance Tone Generator.

Built in compressor/limiter.

Line Level Output.

SMU 16 16 button microphone unit Chime Digitally recorded on EPROM.

Built in Surveillance Tone Generator.

Built in compressor/limiter.

Line Level Output.

The SMU 8 and 16 are microprocessor based remote control microphone units.

To route an audio source to a destination or destinations an operator presses one of the

buttons to select the required route and then presses a ‘PTT’ button to make the route;

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