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SMSL VMV A1 Pro - Integrated Amplifier on GaN FET Transistors

23.04.2025 13:11 | ~1 minute read

The SMSL company presented the SMSL VMV A1 Pro power amplifier - using lnfineon's latest GaN FET transistors, with a switching frequency of up to 1 MHz. Such unique circuitry guarantees, according to the company, absolutely natural sound and up to 400 W of output power (2 x 85 W at 2 Ohms, 2 x 160 W at 4 Ohms and up to 400 W at 4 Ohms in mono mode). For a device weighing 1.56 kg, these figures are amazing!

SMSL VMV A1 Pro
SMSL VMV A1 Pro. Image source - (c) SMSL

The SMSL VMV A1 Pro uses TI's advanced volume chip PGA2311 with ultra-low distortion as a volume control system. Stereo pure amplifier pass-through mode is also available. The model also has an XLR input mono mode (volume is not adjustable).

SMSL VMV A1 Pro
SMSL VMV A1 Pro. Image source - (c) SMSL

The SMSL VMV A1 Pro uses high-quality components that meet audiophile quality standards. With a signal-to-noise ratio of 109 dB and 0.003% distortion, the TTX of the model looks brilliant.

SMSL VMV A1 Pro
SMSL VMV A1 Pro. Image source - (c) SMSL

Specifications

This product is in the Hi-Fi and High End Electronics and Acoustics database

Power amplifiers stereo — SMSL VMV A1 Pro

  • Model name

    VMV A1 Pro

  • Input sensitivity (mV)

    680

  • Input impedance (balanced) (Ω)

    N/A

  • Input impedance (single-ended) (Ω)

    N/A

  • Output impedance (balanced) (Ω)

    N/A

  • Output impedance (single-ended) (Ω)

    N/A

  • Max current (A)

    N/A

  • Output power (8Ω) (W)

    85

  • Output power (4Ω) (W)

    160

  • Gain (dBu)

    N/A

  • Frequency response low +/- 3dB (Hz)

    N/A

  • Frequency response high +/- 3dB (Hz)

    N/A

  • Signal to Noise Ratio (dB)

    109

  • Total Harmonic Distortion + Noise (0% global feedback) (%)

    N/A

  • Total Harmonic Distortion + Noise (100% global feedback) (%)

    0.003

  • Max power consumption (W)

    40

  • Damping factor

    N/A

  • Dimensions (mm)

    210 × 47.6 × 201.6

  • Weight (kg)

    1.56

  • Official link

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