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Audio Research Dual 76 Tube Power Amplifier
POWER OUTPUT
75 Watts per channel minimum RMS (both channels operating) into a 4, 8 or 16 ohm load from 20 Hz to 15 kHz with less than 1% total harmonic distortion
POWER BANDWIDTH
-
FREQUENCY RESPONSE
-
INPUT SENSITIVITY
1.5 volts for rated output
INPUT IMPEDANCE
80K ohms at 20 Hz; 30K ohms at 15 kHz
OUTPUT TAPS
4, 8, 16 ohms
OUTPUT REGULATION
-
OVERALL NEGATIVE FEEDBACK
-
DAMPING FACTOR
14 at 8 ohms (1 kHz)
DISTORTION
Intermodulation distortion: less than .5% at rated power
SLEW RATE
-
RISE TIME
-
HUM & NOISE
More than 80 dB below rated output
POWER SUPPLY ENERGY STORAGE
-
POWER REQUIREMENTS
100, 120, 200, 220, 240 VAC; 50-60 Hz, 550 watts at rated power output
TUBE COMPLEMENT
(4)12AX7, (8) 6FQ7, (2 matched pairs) 6550, (1) 6550
DIMENSIONS
19" W x 7" H x 12 ¼" D
WEIGHT
52 lbs. Net, 63 lbs. Shipping
$750.00
Original: $2,500.00
-70%Audio Research Dual 76 Tube Power Amplifier—
$2,500.00
$750.00
Description
POWER OUTPUT
75 Watts per channel minimum RMS (both channels operating) into a 4, 8 or 16 ohm load from 20 Hz to 15 kHz with less than 1% total harmonic distortion
POWER BANDWIDTH
-
FREQUENCY RESPONSE
-
INPUT SENSITIVITY
1.5 volts for rated output
INPUT IMPEDANCE
80K ohms at 20 Hz; 30K ohms at 15 kHz
OUTPUT TAPS
4, 8, 16 ohms
OUTPUT REGULATION
-
OVERALL NEGATIVE FEEDBACK
-
DAMPING FACTOR
14 at 8 ohms (1 kHz)
DISTORTION
Intermodulation distortion: less than .5% at rated power
SLEW RATE
-
RISE TIME
-
HUM & NOISE
More than 80 dB below rated output
POWER SUPPLY ENERGY STORAGE
-
POWER REQUIREMENTS
100, 120, 200, 220, 240 VAC; 50-60 Hz, 550 watts at rated power output
TUBE COMPLEMENT
(4)12AX7, (8) 6FQ7, (2 matched pairs) 6550, (1) 6550
DIMENSIONS
19" W x 7" H x 12 ¼" D
WEIGHT
52 lbs. Net, 63 lbs. Shipping
