Power amplifiers stereo — Audio Research Reference 80S
Description, images, technical data and specifications
Audio Research Reference 80S
Image source — © Audio Research
The model is made according to a push-pull scheme, and each channel has a pair of powerful KT150 lamps, providing a solid output power. The drivers are familiar to the company's 6H30 products. The amplifier is encased in a solid aluminum chassis, and GhostMeters branded arrow indicators are displayed on the transparent front panel. On the back panel there are unbalanced and balanced inputs, as well as separate terminals for connecting speaker systems with a resistance of 4-8-16 ohms.
Specifications
Model name
Reference 80S
Input sensitivity (mV)
N/A
Input impedance (balanced) (Ω)
300 000
Input impedance (single-ended) (Ω)
75 000
Output impedance (balanced) (Ω)
N/A
Output impedance (single-ended) (Ω)
N/A
Max current (A)
N/A
Output power (8Ω) (W)
70
Output power (4Ω) (W)
N/A
Gain (dBu)
N/A
Frequency response low +/- 3dB (Hz)
0.7
Frequency response high +/- 3dB (Hz)
94 000
Signal to Noise Ratio (dB)
N/A
Total Harmonic Distortion + Noise (0% global feedback) (%)
N/A
Total Harmonic Distortion + Noise (100% global feedback) (%)
N/A
Max power consumption (W)
N/A
Damping factor
N/A
Dimensions (mm)
482.6 × 260 × 470
Weight (kg)
28.2
Official link
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