AS 4+3

Description

The AS 4+3 is an easy to use and affordable gating automixer that can easily be integrated into any sound reinforcement, teleconferencing or recording application. The AS 4+3 has four balanced mic inputs and three unbalanced line inputs, as well as, one balanced line output and one unbalanced record/line output.

Each of the four mic inputs have integrated and adjustable compressor/levelers making the AS 4+3 an automatic level control system. The compressor/levelers can help maintain consistent audio level despite various signal strengths that may be present at the microphone inputs. NOM attenuation decreases by 3dB every time the number of in-use mics doubles. A switcheable ducking function will attenuate all other inputs by 12dB when signal is present at mic input #1. Dipswitches on the rear panel allow for the line inputs to be exempted from the automix and/or ducking functions in the mixer.

The AS 4+3 was designed to operate with various types of microphones. Dip switches on the rear panel allow for

24 volt phantom powering of condenser microphones. The preamp gain range for the mic input signal are switcheable on the rear panel while front panel controls provide fine adjustment of input and output signals for an exact match into whatever component follows the AS 4+3.

More than one AS 4+3 may be daisy chained via

expansion port connection incorporating the automix functions so that all will work together as one unit.

Automixer

Features

Four automatic microphone inputs, three line inputs

Integrated compressor/leveler for consistent levels

Ducking/priority function

Expansion ports for larger systems

Low and high frequency shelving controls on master line output

Balanced line output and unbalanced record output

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AKG Acoustics AS 4+3 manual Description, Automixer Features