Sorry, this page is not translated yet. Automatic translation used.
Since 1929, the subscriber loudspeaker "Pioneer" has been producing the Kulakov Leningrad Electromechanical Plant. The design of the subscriber loudspeaker '' Pioneer '' is similar to the loudspeaker '' Record ''. The loudspeaker device is simple. Fiber or paper cone is fixed at the base of the case and combined with an electromagnetic mechanism. A mechanical volume control is installed on the back of the AG cabinet.