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
WOOD STOVE AIR…
A pity to throw away scraps of plywood, thin boards, chipboard, even if there is no place to apply them. However, I have a suggestion: make from scraps of a kind of wood-air oven....
THE PRECURSORS TO SPACE FLIGHT
In September 1931 under the Central Council osoaviahima of the USSR in the Bureau of air technology was organized by the Group of jet propulsion study (gird). Its first Chairman was the...
