The mid 50-ies of XX century marked the beginning of the end of British naval power. Powerful, but not conformed to the new reality fighting ships of world war II were annually given up on scrapping dozens. The size of the fleet decreased with great speed: to build new frigates are only marginally influenced this sad for the pride of the nation process.
Fighters Messerschmitt Bf 109 first modifications. (The end. Beginning at No. 7 in 2004). Frontline service Bf 109 in Spain began suddenly and quite successfully. In October 1936, when the air first came 109V5 Bf and Bf 109V6, at the BFW plant in Munich received an order from the air Ministry on the preparation of several planes to be sent to Spain for testing in combat conditions.
For about 100 years — since the beginning of the widespread introduction of steam machines before the end of the era of artillery and armour — the characteristics of any of a warship anyway was a compromise between speed, armament and protection.
A little patience, a little care and you’ll make a great airboat, which will obediently follow your commands on the water. In order to build it, you will need: a piece of plywood with a thickness of 2 mm, a few wooden sticks, a piece of tin from a tin can and a wire thickness of 1 mm.
The prototype of the computer mouse — a two-dimensional analog of the manipulator, connected to a personal computer (PC or PC) via the serial port corresponding to the RS-232 standard, and is equipped with a couple of buttons on a convenient and compact housing, is a device created almost 40 years ago at the Stanford research Institute and has incorporated a number of principles, authored by the famous inventor Douglas Engelbart (Douglas Engelbart). In appearance it is a wooden box with a “tail” — a communication cable. Obeying the movements of the operator’s hand, sneaking on the table on wheels, counting their speed and turns, this device is like sniffing the information that was immediately entered into the computer and controls the cursor movement on the screen. Indeed, what is not nosy mouse!..
City bus ZIS-155 production in 1949. The development and expansion of cities accompanied by the concentration of citizens in residential areas and, consequently, the factories in the industrial, has created the problem of passenger traffic, which could not solve a horse-drawn vehicle for personal use. And in the second half of the XIX century in cities there are predecessors of buses and trams, horse and steam-powered.
“After reading # 1, 1975 note”, Polihale”, I can not write about his former teacher, the head of the circle of technical creativity of the Chernyshev Lev Sergeyevich,” writes a reader from the village Krotovka Kuibyshev region, Liquor.
There is near Moscow, Serpukhov district, well-known vegetable farm “zaoksky”. Here, in high school, already DEA works student design bureaus, organized from the students of high schools teacher of Evgeny by Diligently. A quarter of a century he gave to the beloved work with children. Many of his pupils-modelers repeatedly took the first places of ka of the regional and national competitions were the winners of the all-Union competition; 12 masters of sports prepared them for this time. Experienced youth mentor bears the honorary title of honored coach of the RSFSR.
Music lovers understand the interest shown by people of different ages and professions to all new in the field of stereophony. The development of electronics and improvement on the basis of sound engineering techniques have enabled the lovers of house concerts to listen to gramophone records and tape recordings with a sound quality close to natural. Stereo replay system allows to obtain aesthetically the most complete and accurate representation of the executable composition, all the colors, the nuances that are sought to convey in a recording musicians.
Summer is a time of exciting tours for lovers of water tourism. However, it is not easy to reach the shore with a heavy backpack and kayak.