Simple dual-band receiver of direct amplification on a hybrid chip К237ХА2 can collect even a novice hobbyist. Moreover, the sensitivity and selectivity it even higher than the equivalent discrete components. And to make it easy.
The Creator of light tanks. After the victorious conclusion of the great Patriotic war of the Soviet airborne connection in June 1946 he was separated from the air force and became an independent native troops subordinated directly to the Minister of defense of the USSR.
What would be a good tool or even the machine had craftsman in the house, just drill a hole or accurately process the workpiece by holding it with pliers, and even more in the hands of, quite frankly — impossible. Therefore, in the Arsenal of anyone, even a beginner DIY enthusiast, there is Vice. However, and this adaptation is not always thus, what is required, especially when high dimensional accuracy of the parts, strict parallel, or perpendicular to its surfaces, etc., etc.
Building a tractor-little young designers not deny myself the pleasure to use his own name initials. So there on the hood of metaphora three polished letters SAP, which means Sergei and Andrey Pavlovs. In a letter sent to the editors, they said that the big help in the development of the tractor had his father — Valery, All three regular readers of our magazine.
It has long been out of fashion and replaced with new beds with iron headboards. A chrome tube of strong as before, and are unaware of corrosion. So, maybe not rush to throw them away and use a new capacity! Take a look at the picture: just two bends turn Headboards in strong skeleton sleds. Read more…
Often in life there is a need to carefully pour some liquid from one vessel to another so as not to affect sediment on the bottom. Usually use the suction tube. But it is necessary to give fixity and hanging almost near the bottom. This will help any web: it is sufficient to attach a Read more…
Children’s railway — one of the most loved games boys. But if it has control elements, for example a traffic light with automatic switching of lights, the game becomes even more fun.
If the saw teeth from long term use it had lost its sharpness and shape, it can be corrected with a file of triangular cross-section or a suitable needle file. But you first need a hacksaw to saw through slightly the angles between the teeth, sharpening will be easier.
The first option trehlistnyj snowmobiles NLK-16, made in 1937, under the leadership of chief designer N. M. Andreev, produced commercially in the transport and sanitary design. The improved model of the machine, made by chetyrehstennoy scheme and the designation of NKL-16/41, released in 1940-1941. In 1942 the sleigh to a much improved version was produced under the symbol NKL-16/42. About them our story.
Twenty years competing in competitions avtomodelisty with radio controlled models. In 1957 the first all-Union competitions participated 8 teams of about 50 cars of different classes. RC I didn’t even have enough to play three prizes. The winner then became rostovchanin N. Podporkin, created their own original scheme for the radio and received a special prize for the best technical solution. The winners entered and known in our country, the Antonov an master of sports of the USSR S. Malik. He took the second place, adapting the model aircraft radio equipment ROOM 1 on the car. By the way, and the other less fortunate participants took advantage of this universal (frankly, not very suitable for earthly conditions) equipment.
