Young radio designer `` Volna ''.
Radio and electrical constructors, sets.Multifunctional devicesThe young radio designer "Volna" has been produced since 1967. There is no information on the RK yet. Judging by the photographs from the set, you can assemble several operating circuits of direct amplification radio receivers from a simple one on one transistor to a complex one on six transistors and several operating circuits of low-frequency amplifiers.
