For audio amplification, a class a amplifier can be either single-ended or push-pull.

对于音频放大，一个A类放大器可单端或推挽。

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At the core of the Fidelio SoundBar are high quality TI Class-D amplifiers - with a built-in DAC - powered by a compact SMPS (Switch-Mode-Power-Supply) to provide a full digital architecture, delivering highly efficient audio amplification and premium audio quality.

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Friday, August 31, 2012 - Marshall Headphones, together with Marshall Amplification proudly announces the very first home audio product to bear Marshall's legendary script logo.

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Tri-Amping - A technique commonly used in large-scale sound amplification for concerts, Tri-amping is the practice of connecting three audio amplifiers to a loudspeaker unit: one to power the bass driver (woofer), one to power the mid-range and the third to power the treble driver (tweeter).

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