• Country
• Czechoslovakia

• Manufacturer / Brand
• Tesla; Praha, Bratislava etc.

• Year
• 1970 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 211399

• • Brand: Supraphon

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 cm = 2.6 inch

• Power out
• 0.35 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Loudspeaker ARZ 090 - Tesla; Praha, Bratislava etc.

• Shape
• Chassis only or for «building in»

• Notes
• 16 Ohm, 350 - 6000 Hz.

• Net weight (2.2 lb = 1 kg)
• 0.045 kg / 0 lb 1.6 oz (0.099 lb)

• Source of data
• -- Original-techn. papers.

• Author
• Model page created by Gabriel Toth. See "Data change" for further contributors.

• Other Models

• Here you find 1839 models, 1160 with images and 668 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.