Sometimes you need to control the lights (or other devices) of two points far remote from each other. It may be required in the long corridor, and in the garden, or even in a small modern apartment. This task will help to solve the proposed circuit. For Assembly you will need two toggle switches and a three-core cable. The rest is clear from the driven circuit.Recommend to read
SCISSORS-HOLE PUNCH
When repairing machinery, especially agricultural, are quite common and at the same time melomakarouna operations cutting of sheet iron, and the manufacture of cardboard strips with...
THE NAIL WITH ONE HAND
Much easier working with a small nails can a upgraded hammer, with magnetic insert (see Fig.). To do this, cut a little wedge-shaped part of the firing pin, drill the socket for...
