Audio Research
First released in 1981
D40
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If you make a purchase, Linephaze may receive an affiliate commission.Specifications
Power Output (16Ω/8Ω/4Ω/2Ω)35W / - / - / -
amplification technologyVacuum Tube
typeStereo
speaker load impedance16Ω nominal
Frequency Response12Hz–54kHz (-3dB)
Input Impedance75kΩ
Input Sensitivity0.75V
Signal to Noise Ratio~90dB
Total Harmonic Distortion<1% (~0.06%@30W)
Damping Factor15
Dimensions (W x H x D)483×178×419
Weight20 kg