Purchase & Setup All Simaudio products in our collection are beautifully displayed on HRS audio stands and carefully optimized to achieve their full potential. In accordance with Simaudio’s guidelines, these components are available for in-store purchase, or can be delivered and professionally set up in your home by our team. We proudly support and honor the Simaudio dealer network, ensuring the finest ownership and listening experience. The MOON 861 is a flagship dual-mono reference power amplifier, blending massive power, precision engineering, and musical finesse. Its innovative MDCA (MOON Distortion-Cancelling Amplifier) topology eliminates global feedback and corrects distortion through a parallel signal path, preserving purity and dynamic control. Stereophile+3Stereophile+3MOON - Simaudio+3Built with high-current MOON transistors, dual toroidal transformers, and 228,000 µF of capacitance, the 861 delivers authoritative tonal weight and control across the frequency range. MOON - Simaudio+2MOON - Simaudio+2Its monaural-bridging mode (optional toggle) allows the 861 to be used as a single-channel powerhouse when paired with two units. MOON - Simaudio+2Audiodrom+2The unit’s refined industrial design, MOONLink integration, and versatile connectivity ensure it fits seamlessly into high-end systems. Stereonet+3MOON - Simaudio+3MOON - Simaudio+3 Key Specifications Parameter Value Output Power (Stereo, 8 Ω) 300 W per channel MOON - Simaudio+2MOON - Simaudio+2 Output Power (Stereo, 4 Ω) 600 W per channel MOON - Simaudio+2MOON - Simaudio+2 Output Power (Mono bridged, 8 Ω) 800 W Audiodrom+3MOON - Simaudio+3Stereophile+3 Input Sensitivity 1.4 V MOON - Simaudio+2MOON - Simaudio+2 Input Impedance 47 kΩ MOON - Simaudio+2MOON - Simaudio+2 Gain 31 dB MOON - Simaudio+2MOON - Simaudio+2 Frequency Response 2 Hz – 100 kHz (+0 / –3 dB) MOON - Simaudio+2MOON - Simaudio+2 Crosstalk –119 dB MOON - Simaudio+1 Total Harmonic Distortion + Noise (at 1 W) 0.002 % MOON - Simaudio+2Stereophile+2 Intermodulation Distortion 0.006 % MOON - Simaudio+1 Signal-to-Noise Ratio 119 dB MOON - Simaudio+2Stereophile+2 Damping Factor 900 MOON - Simaudio+2MOON - Simaudio+2 Power Consumption (Idle) 85 W MOON - Simaudio+1 Power Consumption (Full-Power Standby) 75 W MOON - Simaudio+1 Power Consumption (Low-Power Standby) 1.25 W MOON - Simaudio+1 Dimensions (W × H × D) 18.95″ × 8.26″ × 24.0″ (≈ 48.1 × 21.0 × 60.9 cm) MOON - Simaudio+3MOON - Simaudio+3MOON - Simaudio+3 Weight ~125 lbs / 56.7 kg (shipping spec) Stereophile+2MOON - Simaudio+2 Warranty 10 years (upon registration)
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