Audio Research
First released in 2007
HD220
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If you make a purchase, Linephaze may receive an affiliate commission.Specifications
Power Output (16Ω/8Ω/4Ω/2Ω)- / 220W / 380W / -
amplification technologyHybrid
typeStereo
speaker load impedance4Ω, 8Ω
Frequency Response0.5Hz–200kHz (-3dB)
Input ImpedanceBalanced: 300kΩ, Unbalanced: 150kΩ
Input Sensitivity4.0V
Signal to Noise Ratio~112dB
Damping Factor~130
Dimensions (W x H x D)483×222×495
Weight26.8 kg