arcam sa45Arcam SA45 Integrated amplifier with Class G and high end streaming in focus Arcam SA45 is built for systems where both power and finesse need to be in place. It combines Arcam's Class G amplification with an advanced DAC and a balanced circuit design that keeps the signal clean throughout the entire signal path. The result is an amplifier that plays with ease, composure, and a soundstage that feels open and lively whether you stream music, play