- Engineered for the uncompromising audiophile, the MS-650B 845 Vacuum Tube Power Amplifier delivers pure, soulful sound with breathtaking dynamics. Combining legendary 845 output tubes with meticulously crafted circuitry, it offers exceptional musicality, rich harmonic textures, and effortless driving capability for high-end stereo systems.
- Output Power: 15W + 15W (8Ω)
Distortion + Noise: ≤1.5% (at 10W)
Signal-to-Noise Ratio: 77dB (A-weighted)
Frequency Response: 10Hz–32kHz (-2dB)
Input Sensitivity: ≤0.3V
Vacuum Tubes: 845 × 2, 12AT7/ECC81 × 2, 12AU7/ECC82 × 4
Load Impedance: 4Ω–8Ω
Maximum Power Consumption: Approx. 200W
Net Weight: 36kg
















