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About the 557
The Meridian 557 is a robust power amplifier that delivers 200 watts per channel into 8 ohms in stereo mode and up to 650 watts in mono mode. It features a total harmonic distortion of 0.05%, an input sensitivity of 1.4V, and a signal-to-noise ratio of 90dB. The amplifier supports both balanced and unbalanced inputs and includes twin outputs for bi-wiring, making it suitable for a variety of speaker configurations. It is constructed with a black textured enamel and glass finish, weighing 27 kg. The dimensions are 176 x 400 x 320 mm.
Specifications
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