The popularity of not so long ago, the class of boat Hydro n today remains very high. In some Western countries, interest in new high-speed gliders eclipsed hobby other RC models. It’s not so strange. In established sports school a professionalization of equipment, and the average Modeler has become extremely difficult to compete with the masters. A class “Hydro” up to the present time the design of the glider remained simple n easily replicable. Attractive another factor. The fact that the average speed “Hydra” (about 100 km/h!) two times higher than any other boat. Of course, once you try to control such appliances, few people will want to come back to “snail”. Race track is very simple (oval, around two “pylons”), In one race at the same time involved up to five athletes. This increases the intensity and passions of sports and entertainment competition. By the way, even the simplified system of reckoning. No tables for specific speeds or seconds. The winner of each race gets the maximum number of points, and each subsequent participant, the corresponding place in the race.
“HYDRO-N” FROM SWEDEN
Many readers of the magazine are building all kinds of model planes, ships, trains, cars and other equipment. However, for greater affinity with their prototypes it is desirable to “voice”, which will give them even greater appeal. Recall, for example, sounded like a train. First heard a gradually increasing noise of a train, then near the station he blows his whistle to his approximation, and stood, and noisily blowing off steam, making a sound like “poof poof poof”. Before leaving the station bell sounds, and the locomotive gives a farewell whistle before the journey.
Salvation from the “charms” of urbanization, many are looking outside the city. Hurry back to rest. And although everyone dreams about staying in his own way, no one, apparently, is not averse at times to simply relax, soak in a cozy armchair.
When developing propeller systems snowmobiles, trikes, aircraft and model aircraft designer is required to know the exact values of some parameters. And most importantly — the frequency of rotation of the propeller. It is necessary and when the force of the engines, and the selection of the propeller. The frequency of rotation is also one of the main parameters in the process of operation of the motor: the value of this parameter is possible to objectively judge the reliability of the engine.
With a minimum of welding operations, avoiding difficulties of manufacturing in more modest circumstances than the school shops complex assemblies and precision parts to make your tractor versatile — such a task put before him a young technology under the guidance of teacher work secondary school number 3 g. Vyatskie Polyany N.
Settlers, developing in our time a new apartment is not to be envied. To start, they have sometimes from scratch, as purchase anything today of furniture is almost impossible. The only thing that from time to time you can find is the shelves. And shelves — is already done: with their two or three dozen, you can build almost any furniture wall. In particular, for the hallway.