TECHNICAL SPECIFICATIONS AUDIO CIRCUITS: Rated Power Output (Continuous Average per Channel, All Channels Driven). Power Output....................................................... . .................................. 20 Watts 4 Ohms 20 Watts 8 Ohms 10 Watts 16 Ohms Power Band ...................................................................................................... 20 Hz to 20 KHz THD ..................................................................................................................................... 0.5% High-level hum and noise (ref. 20 Watts at 8 ohms) .................................................................—77 dB Phono hum and noise .....................................................................................1.5 mV equivalent input Dynamic range (phono input to tape recording output) ..........................................................96 dB I.M. Distortion (SMPTE), at rated power ......................................................................................0.9% Distortion decreases as output is lowered Total Harmonic Distortion, at rated power .............................................................■: 0.5% Maximum Distortion decreases as output is lowered Power Bandwidth (IHF) for 0.5% THD ...............................................................10 Hz to 50,000 Hz Damping Factor (ref. 8 ohms) .......................................................................................Greater than 20 Frequency Response Through phono ......................................................................................................................2.0 dB Input Sensitivity (for 15 Watts at 8 ohms) High-level .............................................................................................................................180 mV Phono (1,000 Hz) ................................................................................................................ 1.8 mV Input Impedance High-level .................................................................................................................. 100,000 ohms Phono ........................................................................................................................ 47,000 ohms Channel Separation 20 Hz to 10,000 Hz ............................................................. . .30 dB Minimum