Many are the ways by which we can use three types of lamps, whether for simple lighting, whether for decorative or special effects.
In the use of various data systems, we should always bear in mind not only the purpose as well as the power and security, which is given by the placement of the wires and the respect to the capacity of the installation.
We start with simpler lighting circuit that uses only one bulb and a switch, which is shown in Figure 1.
In this circuit the switch only controls the lamp, it must be embedded in accessible place on the wall. Continue reading The Circuits for Domestic and Commercial Lighting