AKG CS3 BU Conference Base Unit

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AKG CS3 BU Overview

The AKG CS3 BU Conference Base Unit is the base unit for the CS3 conference system which is designed for fixed and mobile conference applications, and provides all the necessary inputs and outputs to manage a conference for up to 60 microphone stations. It is the interface to all audio devices in a meeting room and offers a RS-232 interface to connect an optional camera control system (sold separately).

The CS3 BU Base Unit can even work in a stand-alone mode in 4 selectable operating modes, namely, Override, Normal, Free, and Request, thereby offering maximum flexibility in conference management. With the NOM limitation function, the maximum number of active stations can be programmed to 1, 2, 4, or 6 simultaneous open microphones. Adjustable bass, treble, and master volume are also featured.

If necessary, two CS3 BU units can be combined to control a large conference system with up to 120 microphone stations.

All-In-One Conference Controller 
For discussion systems of up to 60 stations per base unit
Four Selectable Operating Modes 
For flexible conference management
Connects to All Relevant Devices 
Can be connected to a PA, recording device, external audio and camera control systems
Extension Interface 
Combines 2 units to control up to 120 stations
Compact 19" Housing 
For easy rack mounting
Additional Features 
Capable of supporting 60 microphone units
Specific 8-pin DIN plug
Bus connection mode
2-Channel mono audio inputs
2-Channel mono original audio outputs
Adjustable maximum number of active microphones with 1,2,4, and 6 options
Four conference modes: Override, Normal, Free, and Request
Adjustable bass, treble, and master volume
Video tracing function through the central control output
Remote telephone conference along with telephone coupler
More Information
Manufacturer AKG
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AKG CS3 BU Specs

Power SupplySMPS 100 to 240V (50 Hz / 60 Hz) 3 A
ConsumptionStatic: 13 W
Nominal Power: 320 W
Output Power≤ 90 W / 24 V each way
ModeBalanced / Unbalanced
Frequency Response50 Hz to 20 kHz
S/N Ratio>80 dB
THDDistortion: <0.5%
Distortion at Overload: <1%
CrosstalkAttenuation >50 dB (1 kHz)
Operating Temperature32 to 104°F (0 to 40°C) at 95% relative humidity (non-condensing)
Dimensions (L x W x H)18.9 x 11.0 x 3.4" (482.0 x 281.0 x 88.4 mm)
Weight11.4 lb (5.2 kg)
Packaging Info
Package Weight14.8 lb
Box Dimensions (LxWxH)21.0 x 15.0 x 8.0"
AKG CS3 BU Conference Base Unit
  • Power Cords EU, US, UK, China
  • Limited 2-Year Warranty on Parts & Labor
AKG CS3 BU Conference Base Unit