A family of half-track armored “half-tracks”, one of the most famous and popular among the fighting machines of the allies during the Second world war, began to be developed in the United States since 1932. Their design started from four firms: James Cunniagham and Sons, Linn, GMC and Marmon-Herrington. As the prototype was used the chassis of the French Citroen-Kegresse С417, several samples of which were purchased a year earlier. In the next five years was developed and tested experienced polupustyne options from T1 to Т9Е1. The latter, recognized as the most successful, was based on the chassis of the truck Ford V-8 wheel formula 4×2. Rear axle was replaced by a tracked vehicle of the company Timken with rubber caterpillar.
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Units, tens, hundreds, thousands… This system of accounts, familiar with first class, it seems to us the simplest and most convenient. However, the decimal system is not the only possible one and not the universal. To write numbers in the binary system needs only two digits: 0 and 1. This is a big advantage system, binary compared to decimal. Thanks to her computers and cybernetic devices have their own language that was ideally suited for electronic circuits, relays, diodes, transistors.
Debugging any program of the microprocessor, it is necessary many times to write and erase information in the chips ROM КР573РФ5 (РФ5). However, the online those is very limited. In the end — quick exit of the chips from the system.
Mid-1930s, the Political leadership of the fledgling Germany wants revenge for the defeat in the First world war. The command of the Wehrmacht, forced perevooruzhit the army requires a supply of powerful concrete tools, hoping in the near future without much delay to overcome with their help, the Maginot line.
Shortly after the end of the great Patriotic war in the Soviet Union began to receive numerous captured documents and samples of military equipment. Among them, in a single instance did the twin-engine multi-purpose aircraft Do 235А-1. The Bureau of new technology in TSAGI it has thoroughly studied and built technical details, which is the basis of this publication.
MODEL YACHTS “10” is very popular with modelers-boaters. It is easy, manageable and fast. The casing can be made of plastic or stacked with a shell of mm plywood.
Despite the abundance in the automotive and tractor equipment, interest in improvised structures is not lost. The main reasons are the wish to create something, not to mention saving the family budget, and in the absence of sales of cars “to taste”. This is especially noticeable in rural areas. Enough to drive off from major cities about thirty miles, as you start to meet on the roads and in the yards of curious handmade.
THE TECHNOLOGY OF MAKING WOODEN PROPELLERS. Snowmobile, aerolizer, all kinds of machines hovercraft, wig, microplane and microstoria, various fan installations and other machines can’t operate without air screw (propeller). Therefore every enthusiast of technical creativity, wanted to build one of these machines must learn to produce good propellers.
The stone knife, and a bone needle — the ancestors of all the tools ever worked with people — it took in order to divide, reduce and, conversely, to sew, to connect the ancient simple materials provided by nature: meat, fur, skin. And as people turned to new, more advanced materials, taught myself to create them. changed and became more perfect tool. And if Dereza was enough of an axe, Pipa and hammer, the metal took a drill, a cutter in the subsequent welding, glass, diamond glass cutter, and such modern materials as concrete, superhard alloys and materials or, for example, setupy, showed a completely new tool requirements.