Description
MGaudio SD120/240/380/500 Amplifier Series – High-Efficiency Class D Power Amplifiers
Key Specifications:
- Output Stage: Class D amplifier, known for high efficiency (~90%) with minimal nonlinear distortion.
- Input Impedance: 50k, ensuring seamless integration with various audio sources.
- Input Voltage: 1.2V, suitable for high-quality audio equipment.
- Inputs:
- SD120/240/380/500: Unbalanced AUX input with optional HPF (High-Pass Filter) for added sound flexibility.
- Output Impedance: 2 ohms, providing versatility and compatibility with a wide range of speakers.
- RMS Power:
- SD120: 120W RMS
- SD240: 240W RMS
- SD380: 380W RMS
- SD500: 500W RMS
- All at 1kHz with 10% NIR (Non-Linear Distortion).
- DIN Power (DIN 45500):
- SD120: 80W
- SD240: 160W
- SD380: 250W
- SD500: 330W
- All at 1kHz with 1% NIR.
- Frequency Range: 20Hz to 20kHz with AFC irregularity of ±0.1dB, ensuring flat and accurate response across the audible range.
- Harmonic Distortion: Extremely low at 0.001% THD (1W), from 20Hz to 20kHz, for ultra-clear sound reproduction.
- Signal-to-Noise Ratio: Outstanding 120dB, ensuring a crisp, noise-free listening experience.
- Damping Factor: An impressive 200, providing excellent control over speaker movement and dynamic performance.
- Power Supply: 220-240V, 50Hz, with a maximum power consumption of 170W (SD120), 290W (SD240), 430W (SD380), and 550W (SD500).
- Weight:
- SD120/240/380: 2kg each.
- SD500: 3kg.
- Dimensions: 5cm (W) x 16cm (D) x 25cm (H), compact and efficient design for easy integration into any audio setup.
Price:
- SD120: 140,000 AMD
- SD240: 180,000 AMD
- SD380: 220,000 AMD
- SD500: 260,000 AMD
The MGaudio SD Series amplifiers are perfect for users who need reliable, high-powered, and efficient mono amplifiers with precise audio reproduction.




