Turntable Platter Aluminum Wow and Flutter 0.25% WRMS Signal-to-Noise Ratio 45 dB Output Level Pre-amp "Off"; 2.5 mV nominal at 1 kHz, 5 cm/sec Pre-amp "On"; 200 mV nominal at 1 kHz, 5 cm/sec Phono Pre-Amp Gain 38 dB nominal, RIAA equalized Power Supply Requirements 120V ...