Zapco - ST-1B - Class AB, Mono Power 2Ω: 1 x 300W, 4Ω: 1 x 200W
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Zapco - ST-1B - Class AB, Mono Power 2Ω: 1 x 300W, 4Ω: 1 x 200W

$159.99
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Buy Zapco ST-1B It is a Class AB mono amplifier that produces 300W of high-quality audio. Its variable controls enable personalized sound for optimal listening enjoyment.   Features and Functions - Mono Class-AB Amplifier- MOSFET power supply- RCA input and output- Variable Inputs Gain Control- Variable LP Electronic Crossover- Variable Bass Boost- Phase 0-180°- Subsonic filter Technical Specifications - Power @ 4Ω: 200 watts- Power @ 2Ω: 300 watts- THD @ Rated Power < 0.2%- Signal to Noise Ratio > 90dB- Input Sensitivity .25v to 5v- Net Dimensions (mm): 182(W) x 52(H) x 280(L)- Overall Dimensions (mm): 182(W) x 52(H) x 310(L   Class AB amplifiers combine characteristics of both Class A and Class B designs, offering a balance of sound quality and efficiency. Here are the key features: 1. High Efficiency: Class AB amplifiers are more efficient than Class A amplifiers, typically achieving 50-70% efficiency, reducing heat generation and power cons

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