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The basic amplifier kits for beginner
November 15th, 20112.5 W Stereo Class D Audio Power Amplifier Using LM4663
August 28th, 2011This circuit is a 2.5 W stereo class D audio power amplifier using LM4663. Feature : Two stereo input selector, Micropower shutdown mode, Stereo headphone amplifier, no heatsink needed, “Click and pop” suppression circuitry, Delta-sigma modulator, high efficiency, single supply. Component : resistor, capacitor, LM4663, speaker, headphone. Source: http://www.national.com/opf/LM/LM4663.html