Network tube radio receiver '' 5NS-20 ''.

Tube radios.DomesticSince 1940, the "5NS-20" network tube radio has been produced by the "Electrosignal" Voronezh plant. "5NS-20" is a (5-lamp, Desktop, Network, 20th development) radio receiver designed to receive local and (or) distant broadcasting stations in the medium range 187.5 ... 576 m (1600 ... 520 kHz) and long waves 725 ... 2000 m (415 ... 150 kHz). An electrodynamic loudspeaker is installed in the radio receiver. Receiver output undistorted power 1.5, maximum 4 watts (distortion). The receiver operates on metal lamps: 6A8, 6K.7, 6G7, 6F6 and 5C4 (or 5C4S). The power consumed from the network is about 60 W. The radio is powered by 110, 127 or 220 volts.