Audio Research D-70

Stereo Power Amplifier (1983-86)

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Power output: 60 watts per channel into 16 ohm (stereo)
Frequency response: 15Hz to 30kHz
Total harmonic distortion: 1%
Damping factor: 15
Input sensitivity: 0.85V
Signal to noise ratio: 85dB
Speaker load impedance: 4 to 16 ohm
Valve complement: 5 x 6550, 1 x 12AX7, 3 x 6DJ8/ECC88, 4 x 6FQ7/6CG7
Dimensions: 480 x 180 x 370mm
Weight: 22.3kg