BONHA K Military receiver, former CCCP 1955

This is a classic cold war receiver, provided with two headphones jack for double listening operator role. Frequency bands 1,2Mhz to 23Mhz. AC 220volts or DC24 volts supply. More than ten tubes inside. Available a west Germany version as well. It is hard to say which of them (east or west) was the first in producing such a fine set.