Accuphase C-280V

Японский предварительный усилитель Accuphase C-280V. Год выпуска аппарата 1990, стоимость на момент производства составляла 800,000 ¥. Спецификация: Model : Stereo pre-amplifier Frequency characteristic : balanced input (CD, Line): 1.0Hz ~ 350kHz +0 -3.0dB 20Hz ~ 20kHz +0 -0.2dB CD, Tuner, Line, Tape Play: 1.0Hz ~ 350kHz +0 -3.0dB 20Hz ~ 20kHz +0 -0.2dB AD: 20Hz ~ 20kHz ± 0.2dB Total harmonic distortion : 0.005% (in all of the input terminal) Input sensitivity / impedance (at the rated output /0.5V output) AD MM: 2.0mV / 0.5mV / 47kΩ AD MC (26dB): 0.1mV / 0.025mV / 10Ω, 30Ω, 100Ω AD MC (32dB): 0.05mV / 0.0125mV / 10Ω, 30Ω, 100Ω Balanced: 252mV / 63mV / 40kΩ (20kΩ / 20kΩ) Unbalanced: 252mV / 63mV / 20kΩ Rated output / impedance Balanced output: 2.0V / 10Ω (5Ω / 5Ω) Unbalanced output: 2.0V / 5Ω Tape rec: 252mV / 200Ω S / N · input referred noise Input terminal Input Short IHF-A correction EIA S / N Rated input S / N Equivalent input noise AD MM: 90dB -140dBV 86dB AD MC (26dB): 80dB -154dBV 85dB AD MC (32dB): 75dB -154dBV 85dB Balanced: 111dB -123dBV 95dB Unbalanced: 111dB -123dBV 95dB Maximum output level (Strain rate 0.005%, 20Hz ~ 20kHz) Balanced output: 7.0V Unbalanced output: 7.0V Tape rec: 19.0V AD maximum input voltage (1kHz, distortion rate 0.005%) MM: 300mV MC (26dB): 15mV MC (32dB): 7.5mV Minimum load impedance Balanced output: 600Ω (300Ω / 300Ω) Unbalanced output: 600Ω Tape rec: 10kΩ Gain Balanced input...