Accuphase C-3900S

The Accuphase C-3900S is an elite, fully dual-mono flagship preamplifier. It features the brand's proprietary Dual Balanced AAVA volume control, ANCC technology for ultra-low noise, and an uncompromising build centered around massive, independent left/right toroidal transformers.

Specifications:


Volume Control:Dual Balanced AAVA with ANCC (Accuphase Noise and Distortion Canceling Circuit)
Circuit Topology:Fully dual-mono configuration with discrete current-feedback input amplifiers
Power Supply:Separate toroidal power transformers for left and right channels, plus 12 x 10,000 µF filtering capacitors
Frequency Response:3 Hz - 200,000 Hz (+0, -3.0 dB) 20 Hz - 20,000 Hz (+0, -0.2 dB)
Signal-to-Noise Ratio:118 dB (at rated output), 113 dB (EIA S/N)
Total Harmonic Distortion:0.005% (all inputs)Gain:Switchable to 12 dB, 18 dB, or 24 dB
Rated Output Voltage:2.0 V (Balanced/Line), Max Output: 7.0 V