@hh.electronic01: Learn how to build a simple audio amplifier circuit using a 3.7V power input. * This circuit features a D882P transistor, a 4.7k resistor, a 220uF / 10V electrolytic capacitor, an AUX audio jack, and a speaker. * Perfect mini audio project for your DIY electronics creations! #AudioAmplifier #DIYElectronics #electronicsproject #SongOfTheWeek #hhelectronic01 @Roman(Rodaolok) @๐๐ฉ๐๐๐๐๐๐โปูญ @๐ฉโ ๐๐๐ฌ ๐๐น๐ฒ๐ฐ..๐ชซ โ ๐ช