Subscriber loudspeaker "Crystal".

Subscriber loudspeakers.DomesticThe subscriber loudspeaker "Crystal" has been produced presumably since 1961. The manufacturer is not installed. The subscriber loudspeaker "Crystal" has two loudspeakers, which makes it different from the others. And also with increased input power and higher volume. Dimensions and weight are also larger than those of simple AG. Otherwise, everything is the same. AG is designed for operating voltage in the radio transmission network of 30 volts. Power input 0.25 W. The price of the loudspeaker is 7 rubles. Since 1965, a similar crystal loudspeaker has been produced, but with round speakers and a fabric front panel.