The ATI Audio MMA400-1-PH48 is a professional 4-channel microphone to line amplifier with transformer balanced outputs and built-in 48VDC phantom power, designed to boost microphone or line level balanced inputs up to +24dBm/600 Ohm line levels. This versatile unit may be used for applications such as IHF interfacing with consumer products, and audio distribution or level matching amplification.
The MMA400-1-PH48 is equipped with a set of rear panel connector jumpers allowing for the combination of input channels to form stereo summing networks, DAs, and simple mixing or press box sub-groups. The device features high-headroom adjustable gain, very low noise and virtually distortion-free operation.