Zirkuitoak egiten laguntzeko estekak

• http://electricidadgomezlumi.blogspot.com.es/2014/09/como-hacer-un-circuito-electrico-de-pulso.html
• https://www.youtube.com/watch?v=Z0cRqoCHJt4
• https://www.youtube.com/watch?v=egkYsCOVkL4
• https://www.youtube.com/watch?v=xtSv7xGru-k
• https://www.youtube.com/watch?v=jsypsEfnK9g
• https://www.youtube.com/watch?v=z8wadyaIsy0
• https://www.youtube.com/watch?v=KFOoMrtSSdU
• https://www.youtube.com/watch?v=QcBZjMmnI_o