Choosing between two widely available, multisourced ICs for the core of an inductorless dc-dc converter—the NE555 timer and the LM386 audio amplifier—requires a look at their key specifications and ...
Many electronic projects require the use of a small audio amplifier. Be it a radio transceiver, a digital voice recorder, or an intercom, they all call for an audio amp that is small, cheap, and has ...
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