Subscriber loudspeaker `` Dziesma ''.

Subscriber loudspeakers.DomesticSince 1965, the subscriber loudspeaker "Dziesma" has been produced by the Daugavpils enterprise OTs-78/3. "Dziesma" is a subscriber loudspeaker with increased sound quality due to a large wooden case and increased input power. A loudspeaker 1GD-6 is used in the AG. Input voltage - 30 V. Input resistance - 6000 Ohm. The power supplied from the radio line is 0.25 W. Average sound pressure 0.28 N / m2. The range of reproducible sound frequencies is 160 ... 5000 Hz. Subscriber loudspeaker dimensions - 270x162x90 mm. Weight no more than 1150 gr.