Acoustic system '' 30 A-230 ''.
Acoustic systems, passive or active, as well as electro-acoustic units, hearing aids, electric megaphones, intercoms ...Passive speaker systemsAcoustic system "30A-230" was produced presumably since 1968 by "Kinap" plant in Leningradsky or Samarkandsky. The speaker was included in the set of sound reproducing equipment "Sound T2-50-2" when showing films in cinemas. The speaker system consists of a low-frequency head and a high-frequency 1A-20. There is no other information on the AS yet.
