div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Transistor NPN 2N2222A src=https:reader031fdocumentsusreader031viewer2022012502617c5dd843cd614a5832fbaehtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divpPotenciómetro de 10 Kilo op pDiodo led 5mm Alto Brillop pTransistor NPN 2N2222Ap pResistencia de 1Kilo ohmiop pCondensador 100ufp pCircuito Integrado 555pdiv