After reading in the “M-To” article V. Sedov, “the Trailer for “Jupiter” I thought that the exchange of experiences, ideas and technical solutions encourages and facilitates the work of Amateur designers. Perhaps my thoughts and study will interest readers, come across them on new interesting solutions or at least will help in the technical work.
What is usually associated the term “straight-through”? Of course, with aircraft jet engines to achieve the highest supersonic speeds. And how can become a propulsive ship …? This is what we tell you today. “The heart of The engine,” the proposed mikrosudna is an unusual device, based on the principle of action on convection. Recall that a similar effect is found in the use of liquid cooling devices of some automobile engines ( “Trabant” and others). On these machines, the water circulates independently, as warmer tends to rise up and fall down cold. Thus the cooling system of “pumping” water without using any pump.
When designing equipment for the new sports season to our members once again raised the question of finding a middle ground between championship superparty and sverhpredelna models for beginners.
It just so happened that the car in our country is becoming less of a means of transportation and all more luxury. Accessibility for a person of average wealth — not a speculator, not a businessman, not a banker close to zero. Those hundreds of thousands of rubles, I ask today for any car, not save any “works righteousness”.
In the early 70-ies I happened to be a member of origin in the country of Windsurfing. In those years, sailing enthusiasts Board has high hopes for its extensive and widespread, but, unfortunately, a truly massive this sport did not, although the number of adherents of the sail increased significantly over the past two decades.
40 SECONDS IN THE AIR, THE RANGE OF DIRECT FLIGHT 114 M AND THE TOTAL LENGTH OF THE TRAJECTORY IS ABOUT ONE – THIRD OF THE KILOMETER- THESE ARE RECORD FIGURES RECORDED BY THE INTERNATIONAL ASSOCIATION BOOMERANG THROWERS. THIS EXOTIC SPORT HELD A KIND OF WORLD CHAMPIONSHIPS, COLLECTING FROM ALL ENDS OF THE EARTH FOLLOWERS OF THE ANCIENT MARTIAL ART. TODAY HAS BECOME A PURE SPORT. IN ADDITION TO THESE RECORDS, IT IS INTERESTING TO MENTION: THE MAXIMUM DURATION OF FLIGHT OF THE BOOMERANG – 50.8 SECONDS AND THE SIMULTANEOUS PRESENCE IN THE AIR 14 BOOMERANGS, CONSISTENTLY RUNNING ONE ATHLETE!
Model class EX-500 is especially popular with novice modelers: as a rule, they are simple and at the same time allow you to play with them in competitions of any rank. Today we introduce readers to one of such models. As a prototype the selected twin-engine boat rescue service, Royal air force. These boats were used for search and rescue pilots who were shot down over the sea, and to carry out the functions of protection during the second world war.
The followers of Cordoba modeling we offer today a selection of two closely-related within the meaning of materials. In the first of them tells of a very successful training model, which can successfully perform in the school competition in the class “air fight”. The second development deals with the creation of a serious sports equipment available for the average Modeler materials. Thus we will try to help beginners cordovil undergo a two stage improvement.
