Subscriber loudspeaker "Ob-302".

Subscriber loudspeakers.DomesticSince 1973, the subscriber loudspeaker "Ob-302" has been producing the Novosibirsk plant of low-voltage equipment. AG is designed to reproduce one program, transmitted over local radio broadcasting networks with a voltage of 30 (15) volts. The range of reproducible frequencies is 160 ... 6300 Hz. Power input 0.15 W. Dimensions AG - 192x192x65 mm. Weight 850 gr. Retail price 5 rubles. The loudspeaker was first produced in a carbolite case and a white plastic front, then only from plastic. The back part could be of any color (it is known about blue, light blue, white) and the front part could be only white.