• Country
• Soviet Union

• Manufacturer / Brand
• Izhevsk Radio Works

• Year
• 1978–1983

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 302754

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Акустическая система - 3АС-509 Acoustic system - 3АS-509 - Izhevsk Radio Works

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 200 x 380 x 185 mm / 7.9 x 15 x 7.3 inch

• Notes

• 100-10000 Hz. 4 Ohm.

  Speaker  3ГД-85 or  2ГД-38.

• Net weight (2.2 lb = 1 kg)
• 3.8 kg / 8 lb 5.9 oz (8.37 lb)

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 14 models, 14 with images and 9 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Izhevsk Radio Works