K-7 is a Soviet multi-purpose aircraft pilot-giant design Bureau K. A. Kalinin. Was developed in the early 1930-ies, using original engineering solutions, new technologies and materials. Passed flight tests in 1933, however, in connection with the identified deficiencies in the design, and the disaster of the first produced aircraft, the test failed. In 1935, in connection with the change in the Soviet concept of aircraft construction, the construction of two new models of the machine was suspended, and then all work on the K-7 is discontinued.
Recommend to read
JUMPING IN THE SKY
In the late 1960-ies started to combat service in the Mediterranean and in the Atlantic, the new classes of ships of the Soviet Navy — anti-submarine cruiser "Moskva" and "Leningrad". To...
ONCE AGAIN, THE “PISTONE”
Article V. Minakova, "Secrets of the new "piston", published in the "Modeller-designer", No. 12 1994, aroused great interest among rocketmodeler. It is available for the first time in...
