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This kit teaches how amplifiers take a small signal and "magnify" it to drive a small speaker or headphone. It's based on the LM386 Low Voltage Power Amplifier. This chip is not a toy; it's designed to be used in a variety of consumer electronics applications such as AM-FM radio amplifiers, portable MP3, tape or CD players, intercoms, TV sound systems, etc. Provides up to 1 watt of low-distortion audio power. Harmonic distortion is 0.2%; voltage gain to 46dB. Power requirement is 5 to 10v DC, size 2.25" x 2.75" |
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