$ 0 0 Yamaha AX-570 Minmum RMS Output Power per Channel Pure Direct On, CD: V 100 Watts (8 ohms) from 20 to 20 kHz at no more than 0.015% Total Harmonic Distortion 120 Watts (6 ohms) from 20 to 20 kHz at no more than 0.03% To ...