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Audio Research D-79

High Definition Power Amplifier

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Schematics
For: 79C
Originally shared by karodimitrov
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Flyer
For: 79
Originally shared by Jeepo65
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Flyer
For: 79C
Originally shared by Jeepo65
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Specifications

79
Power output
75 watts per channel into 16Ω (stereo)
Total harmonic distortion
1%
Damping factor
8
Input sensitivity
0.75V
Signal to noise ratio
80dB
Valve complement
6 x 12AX7, 8 x 6FQ7, 5 x 6550
Dimensions
19 x 10.5 x 17.25 inches
Weight
41 kg (90.4 lb)
Finish
anodized aluminium front panel
Year
1979
Price
USD $3250 (1979)
79B
Power output
75 watts per channel into 16Ω (stereo)
Total harmonic distortion
1%
Input sensitivity
0.75V
Signal to noise ratio
80dB
Valve complement
1 x 6922, 4 x 12AX7, 2 x 6FQ7, 5 x 6550, 1 x 12BH7
Year
1981
Price
USD $3,950 (1981)
79C
Power output
75 watts per channel into 16Ω (stereo)
Total harmonic distortion
1%
Damping factor
15
Input sensitivity
0.75V
Signal to noise ratio
80dB
Valve complement
9 x 6922, 5 x 6550, 1 x 12AT7, 1 x 12BH7
Dimensions
19 x 10.5 x 17.25 inches
Weight
38.8 kg (85.5 lb)
79C mkII
Power output
75 watts per channel into 16Ω (stereo)
Total harmonic distortion
1%
Damping factor
15
Input sensitivity
0.75V
Signal to noise ratio
80dB
Price
USD $6,000