We are about to create a multi-purpose gadget that is sure to impress! My primary reason for building this to to control my Christmas lights, but that is only one of many possible uses. Basically you can plug
How to Connect One Router to Another to Expand a Network. If you want to add more computers or other devices to your home or small business network but have no available ports, try adding a second router.
How LED's work - A light-emitting diode (LED) is a two-lead semiconductor light source. It is a pn-junction diode, which emits light when When a suitable voltage is applied to the leads, electrons are able to recombine with electron holes wi