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Redback® A 4480B 8 In to 8 Out Audio Switcher
Overview
1.2 FEATURES
• 8 Stereo RCA line inputs (internally mono mixed).
• 2 Microphone XLR inputs with phantom power option.
• Adjustable line input sensitivity 0.3/0.7V.
• Individual bass, treble and volume controls of all line inputs.
• 8 Balanced 3 pin XLR line outputs.
• Individual volume controls of all 8 outputs.
• Alert/evacuation/pre chime tone generator included (alert/evac tones comply to AS1670.4) .
• Emergency balanced input with selectable phantom power and input sensitivity.
• Programmable labelling of input sources and output zones via USB keyboard.
• Programme isolate function.
• Four programmable presets.
• Tampering lockout feature.
• Power fail trigger.
• 240V AC or 24V DC operation.
• 19" Rack Mount (2 unit).
Optional Features
• Zone and emergency over-ride paging via A 4481 paging console.
• Remote zone control of volume and music sources via A 4493 wall plate.
• Preset selection via A 4476 preset wall plate.
• Local microphone or music input connection via A 4931 and A 4493 wall plates.
Priority Order
Priority 1 is the highest priority and overrides all others priorities. Priority 2 is next, then priority 3 and so on.
• Priority 1 - Emergency microphone.
• Priority 2 - A 4481 paging consoles 1 & 2 (if fitted, in emergency paging mode).
• Priority 3 - Alert/evacuation tones.
• Priority 4 - A 4481 paging console (in normal mode).
• Priority 5 - Local zone input, if being used.
• Priority 6 - Line inputs.
1.3 WHAT'S IN THE BOX
A 4480B Audio Switcher
M 8973 24V 5A Power Supply
240V AC power lead (suits Australian Standard)
USB - PS2 compatible keyboard (Altronics D 2111)
Acrylic anti tamper cover
6
Redback® Proudly Made In Australia
www.altronics.com.au
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