Three-program prefix `` Svetlana-301 ''.
Three-program receivers.The three-program attachment "Svetlana-301" has been produced since 1981. The set-top box works in conjunction with a subscriber loudspeaker in a three-program wire broadcasting network. Programs are selected with a push-button. The PT has a sensitivity adjustment for channels 2 and 3 programs. The PT can be table-mounted or wall-mounted. RF channel sensitivity 0.25 V. Rated output power 250 mW. The range of reproducible sound frequencies at the output of the set-top box is 100 ... 6300 Hz. Power consumption from the network is 2 W. The dimensions of the console are 225x118x65 mm, its weight is 1.3 kg.