The A50rack is a rugged touring rack that includes power amplifiers, processors, power distro, input patch panel and output patch panel for the aero 50 line array systems. There are two different options for the A50rack. The A50rack_1 is assembled with 3 x D.A.S. Audio D-100 four channel amps and a D.A.S. Audio DSP-2060A. The D-100 amplifier is a 4 channel Class D switching power supply amplifier of 2800W per channel@ 4 ohms.