Any gardener or grower is usually a considerable Arsenal of all kinds of tool storage most often develops somewhere in the corner. Shown in figure wall hanger, made with his own hands from scrap materials, once and for all eliminates this problem.
Recommend to read
SIREN FOR MODEL
The device is useful for a model fire truck and a guard system. The intervals between the signals and their duration is controlled by changing values of electrolytic capacitors C1, C3,...
“Cocoon” on the snow
At the end of winter in 1974, on snow-covered fields near the airport “Domodedovo”, an unusual machine appeared—something like the egg of a fairy bird Rukh, or like a gigantic cocoon....
