Zapco REF150.4MO2 4-Channel Class AB Amplifier

Features and Functions

- 4-Channel, Class-AB, High-End Amplifier
- Signal to noise ratio of over 104dB
- High Quality Bipolar-input Dual OP
- High Quality/Transition Frequency Transistors
- High-precision 0.1% Output Resistors
- High density, Loss factor Input Capacitors
- Low internal resistance Power Capacitors
- Ultra Low On-Resistance, Fast Switching Mosfets
- High-power pure copper transformers
- Low Resistance Fuses

Technical Specifications

- Power RMS @ 4Ω: 4 x 150 watts
- Power RMS @ 2Ω: 4 x 230 watts
- Power RMS @ 4Ω Bridged: 2 x 470 watts
- THD @ Rated Power < 0.02%
- Signal to Noise Ratio > 102dB
- Frequency Response: 10Hz to 40,000Hz ±1dB
- Input Sensitivity: 0.5V to 8V
- Fuse Rating: 2 x 40A
- Overall Dimensions (mm): 210(W) x 62(H) x 416(L)

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This model is fitted with the MUSE02 OP amp, delivering a noticeable improvement in overall sound quality. Enhancements include fuller and more refined vocals, improved dynamic response, and a stronger, more powerful midrange performance for a richer listening experience.