Audio Research D-100b 1980 - Stainless

For Sale: Audio Research D-100B Solid-State Stereo Power Amplifier – Excellent Condition with Original Box & ManualCapture a piece of high-end audio history with this pristine Audio Research D-100B stereo power amplifier. Audio Research Corporation (ARC) is universally recognized as one of the most legendary names in audiophile history, celebrated for defining the high-end audio movement. While famous for their tube designs, ARC brought their fanatical dedication to musicality, massive power supplies, and military-grade build quality to their solid-state lineup. The D-100B represents the pinnacle refinement of this series, offering a fast, detailed, and incredibly clean presentation that rivals the warmth of tubes while providing the grip and authority of solid-state.This particular unit has been meticulously cared for and is in excellent cosmetic and operational condition. Finding a D-100B in this shape is rare—finding one that includes the original factory shipping box and original user manual is an absolute unicorn for collectors and serious audiophiles alike.Detailed Specifications

• Power Output: 100 watts per channel continuous into 8 ohms (from 20Hz to 20kHz with total harmonic distortion typically below 0.25%).
• Power Bandwidth: 5Hz to 30kHz (-3dB points).
• Input Sensitivity: 1.5 Volts RMS for rated output.
• Input Impedance: 30K ohms nominal.
• Intermodulation Distortion: Less than .05% at rated power.
• Damping Factor: Greater than 50 (20Hz to 20kHz).
• Power Supply: Massive energy storage with a 120,000µF total filter capacitance pool and tracking regulation for maximum dynamic headroom and rock-solid bass control.
• Technology: Proprietary Audio Research Analog Module technology used for high-linearity voltage gain and ultra-low noise buffering.
• Dimensions: 19" W x 5.25" H x 10.5" D (Standard 19-inch rack-mountable front panel).
• Weight: Approx. 42 lbs. (19 kg) net.

What’s Included

• Audio Research D-100B Power Amplifier (Excellent Condition)
• Original Audio Research Factory Shipping Box (Ensures safe transit and adds immense collector value)
• Original Printed User Manual

Whether you are looking to drive a demanding pair of vintage speakers or wanting to anchor your system with the legendary resolution of Audio Research, this D-100B is ready to perform.