Subscriber loudspeaker `` Kokle '' (Kokle).
Subscriber loudspeakers.DomesticSubscriber loudspeaker "Kokle" (Kokle) (0,25GD-II-1) produced from 1961 to 1968 the Riga EMZ, specifically PO / I OTs-78/3 (prison) of the city of Daugavpils. Latvian SSR. The "Kokle" (stringed plucked musical instrument) is a standard subscriber loudspeaker with an advanced design for its time. Brief technical parameters in the advertising brochure of the subscriber loudspeaker.
