Rated Output Power[20 Hz-20 kHz, 0.07% THD] 90 W ＋ 90 W (8 ohms), 150 W ＋ 150 W (4 ohms) Maximum Power (4 ohms, 1kHz, 0.7% THD, for Europe)160 W + 160 W High Dynamic Power/Channel (8/6/4/2 ohms)105/135/190/220 W Damping Factor≧ 250 (1 kHz, 8 ohms) Frequency Response+0 / -3 dB (5 Hz-100 kHz) , ＋0 / -0.3 dB(20 Hz-20 kHz) RIAA Equalization Deviation＋/-0.5 dB (PHONO (MM/MC)) Dimensions (W x H x D)435×157×463 mm 17-1/8″ x 6-1/8″ x 18-1/4″ Weight22.7 kg 50.0 lbs Receiver / Integrated Amplifier Total Harmonic Distortion (20Hz to 20kHz)[Input 0.5 V] PHONO MC→LINE2 OUT: 0.02 % (1.2 mVrms), PHONO→LINE2 OUT: 0.005 % (1.2 Vrms), CD, etc./BAL→SP OUT: 0.035 % (50 W/8 ohms） Signal-to-Noise RatioPHONO MC: 90 db, PHONO MM: 96 dB, CD, etc.: 110 dB, BAL: 114 dB Input Sensitivity[1 kHz, 100 W/8 ohms] PHONO MC: 150 uVrms/50 ohms, PHONO MM: 3.5 mVrms/47 kohms, CD, etc.: 200 mVrms/47 kohms, MAIN IN: 1 Vrms/47 kohms, BAL: 200 mVrms/100 kohms Transformer625VA (Toroidal).