The Musical Fidelity M2si is a purist integrated amplifier designed for listeners who prioritize musical fidelity over added features. Built around fully discrete analog circuitry, it applies the design principles of Musical Fidelity’s high-end amplifiers to a more accessible format while maintaining a strong focus on sound quality and long-term reliability.
With substantial power reserves and a carefully engineered power supply, the M2si is capable of driving a wide range of loudspeakers with control and stability. Its straightforward analog-only architecture avoids digital and phono circuitry to preserve signal purity throughout the amplification stages.
Features
- Fully discrete Class A/B integrated amplifier design
- High-current output suitable for power-hungry loudspeakers
- Analog-only signal path with no digital or phono circuitry
- Low-noise preamplifier with independent power supply
- Burr-Brown stepped attenuator for precise channel matching
- Home-theater bypass input for use as a power amplifier
- Pre-out for bi-amping or active subwoofer connection
- Heavy-duty all-metal chassis with extruded aluminum front panel
Specifications
Warranty
- Two Year Warranty
- Parts and Labour Warranty
- Canada-wide Coverage
- Musical Fidelity Authorized
Returns
- Easy Returns
- 14-day return window on eligible items
- Full refund issued in accordance with our return policy
Amplifier Performance
- Output power: 72 W per channel into 8 ohms; 137 W into 4 ohms; 242 W peaks into 2 ohms
- Voltage: 22 V RMS (20 Hz – 20 kHz, onset of clipping)
- Peak voltage: 62 V peak-to-peak
- Peak current: 25 A peak-to-peak
- Damping factor: 36
- Output devices: 1 pair per channel
Line-Level Performance
- Total harmonic distortion + noise: < 0.014% typical (20 Hz – 20 kHz)
- Signal-to-noise ratio: > 96 dB (A-weighted)
- Input impedance: 40 kOhms
- Frequency response: 10 Hz – 20 kHz (+0 / –0.1 dB)
Connections
- 6 × RCA line-level inputs
- 1 × RCA line-level tape output (constant level)
- 1 × RCA preamplifier output (bi-amping or subwoofer)
- 2 × pairs speaker outputs with 4 mm binding posts
Power Supply
- Toroidal transformer: 280 VA
- Independent power supplies for preamplifier and power amplifier stages
Power and Consumption
- Mains voltage: 115 / 230 VAC, 50 / 60 Hz (factory preset)
- Alternative voltage: 100 VAC, 50 / 60 Hz
- Maximum power consumption: 320 W
Dimensions and Weight
- Dimensions: 440 × 100 × 400 mm (W × H × D, including feet and terminals)
- Net weight: 9.2 kg
- Shipping weight: 13 kg
What's In The Box
- Musical Fidelity M2si integrated amplifier
- Power cable
