User Manual
Page 9
...selection switch. For maximum reliability and low-noise operation the amplifiers use of the external chassis protects rear panel connectors (except RA 150). AC power entry is employed to balanced level shifters operating on maintaining wide bandwidth, linearity and stability under adverse physical and... to make the best use convection cooling with massive extruded aluminum heat-sinks for reliable operation under all models. The Alesis models RA150, RA300, and RA500 provide extremely accurate sonic quality as well as measured specifications, but their conservative design and careful...
...selection switch. For maximum reliability and low-noise operation the amplifiers use of the external chassis protects rear panel connectors (except RA 150). AC power entry is employed to balanced level shifters operating on maintaining wide bandwidth, linearity and stability under adverse physical and... to make the best use convection cooling with massive extruded aluminum heat-sinks for reliable operation under all models. The Alesis models RA150, RA300, and RA500 provide extremely accurate sonic quality as well as measured specifications, but their conservative design and careful...