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Audio Research
First released in 1981
SP8
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If you make a purchase, Linephaze may receive an affiliate commission.Specifications
amplification technologyVacuum Tube
Frequency ResponseHigh Level: 5Hz-30kHz (±0.25dB), MM: 30Hz-40kHz (±0.25dB of RIAA)
Input ImpedanceAll Inputs: 50kΩ
Output Level2V RMS
Output Impedance1000Ω
Signal to Noise RatioHigh Level: 90dB, MM: 66dB
Total Harmonic Distortion<0.01%
Dimensions (W x H x D)483 x 134 x 260
Weight10 kg