557 vs YBA Passion 600
The Passion 600's power @ 8ω is 150W against the 557's 200W, its signal-to-noise 100 dB against 90 dB, its thd 0.100% against 0.050%, and its weight 25 kg (55 lbs) against 27 kg (60 lbs).
AI-generated product photo — not official manufacturer imagery.
AmplifiersPower AmplifiersDiscontinued
Estimated price (community-sourced)
$1,300
Around — community and catalog average, updates slowly
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
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 200W @ 8Ω
- Input Sensitivity
- 1.4V RMS
Analog Output
Analog signal output specifications
- THD
- 0.050%
- SNR
- 90 dB
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
- Analog Inputs
- Balanced, Unbalanced
- Analog Outputs
- Twin outputs for bi-wiring
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 400 × 176 × 320 mm (W × H × D)
- Weight
- 27 kg (60 lbs)
- Available Colors
- Black textured enamel, Glass
Key Specifications
Power: 200W
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions