Audio Research D 70

Short description

Space for a few introductory sentences about the device.

Data

General

• Manufacturer: Audio Research
• Model: D 70
• Years of manufacture: 1970-1980
• Manufactured in:
• Color:
• Dimensions: 19" W x 7" H x 16.5" D
• Weight: approx 22 kg
• Original price approx:

Connections

• list here the connection options, if known.

Specifications

• Power: 60 watts per channel at continuous (both channels operating) at 16 ohms from 20 Hz. to 20 kHz with less than 1% *THD: (typically less than .005% at one watt).
• 'Frequency response: 15 Hz. to 30 kHz (-3 dB points) (D-70 MKII)
• 'Total negative feedback: 20.5 dB (D-70 MKII)
• 'Damping factor: 15 (D-70 MKII)
• Distortion distortion: Less than 1% (usually less than .005% @ 1W) (D-70 MKII)
• Slew Rate: 10 V / μs (D-70 MKII)
• Power supply energy storage: 140 joules
• Power supply:
• Tube complement: D-70: (7) 6922, (2 pairs) 6550, (1) 6550, (1) 12AX7

 D-70 MKII: (3) 6922, (4) 6FQ7, (2 pairs) 6550, (1) 6550, (1) 12AX7

Special Equipment

• here, if available

Remarks

Other models of the same series:

Pictures

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