8:37

Circuit Skills: Perfboard Prototyping

10:46

MAKE presents: The Inductor

9:16

Circuit Skills: Circuit Board Etching

32:25

1917 BING Live Steam Engine Restoration – Will It Ever Run Again?

12:12

Circuit Skills: Electronics Enclosures

5:22

Não é necessário comprar pilhas novas para toda a vida! Formas fáceis de reciclar pilhas velhas

5:33

Collin's Lab: Monotron Hacking

6:05

Circuit Skills: Fiber Optics