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Since 1970, the subscriber loudspeaker "Iskra" has been producing the Novosibirsk plant of low-voltage equipment. ,86e6f450b8cc469628ba70bf2947b049The "Iskra" subscriber loudspeaker (GA-III type) is one of the first AG models that were awarded the State Quality Mark. ,86e6f450b8cc469628ba70bf2947b049AG belongs to the 3rd class according to GOST 5961-66. ,86e6f450b8cc469628ba70bf2947b049It is designed to play a single program on a local 30-volt wired radio network. ,86e6f450b8cc469628ba70bf2947b049The model uses a 1GD-30 dynamic head, which reproduces sound frequencies from 160 to 5000 Hz. ,86e6f450b8cc469628ba70bf2947b049The transition transformer has an input impedance of 3600 ohms. ,86e6f450b8cc469628ba70bf2947b049The variable resistance of the volume control has a nominal value of 470 kOhm. ,86e6f450b8cc469628ba70bf2947b049The average sound pressure developed by the loudspeaker is 0.25 Pa. ,86e6f450b8cc469628ba70bf2947b049Dimensions AG - 250x142x69 mm. ,86e6f450b8cc469628ba70bf2947b049Weight 1 kg. ,86e6f450b8cc469628ba70bf2947b049Retail price 5 rubles.,86e6f450b8cc469628ba70bf2947b049,null,ru,null,null,null,null