Once I took off the rubber hose and clamp under the right hand was not. Then I picked up steel ring of internal diameter slightly greater than the diameter of the hose, and cut a wooden conical tube. By threading the hose into the ring, using the tube can be easily adjusted water flow and, if necessary, to stop it altogether.
A. TYMOSHCHUK, Gosinski R, n. the Grove, Rivne region.
Recommend to read
SAFE POWER SUPPLY
The inclusion of transformers on 400 Hz network, 220 V(50 Hz) using a ballast capacitor. If you look at the merits in diversity of industrial and self-made Amateur radio power supplies,...
“EIGHT-EIGHT”
88-mm anti-aircraft gun Flak 18/36. The history of military technology is replete with examples where a particular weapon has become world famous. So, do not need additional introduction...