1.5 v Joule Thief Circuit with no Toroid Coil
This 1.5 V Joule Thief circuit can turn ON one LED. The circuit do not use a toroid coil but it is possible to turn on a common red, green or yellow LED
This blown fuse indicator circuit warns us, lighting a LED, when there is a problem in an electrical installation protected by the fuse.
It is very important to correct the faults in the electrical system of an automobile or motorcycle or other, as soon as possible. This circuit will warn us when this happens.