• Country
• Czechoslovakia

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

• Year
• 1975 ?

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 250700

• • Brand: Supraphon

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Material
• Metal case

• from Radiomuseum.org
• Model: Speaker ARV 261 - Tesla; Praha, Bratislava etc.

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 100 x 100 x 0 mm / 3.9 x 3.9 x 0 inch

• Notes

• 6-16 000 Hz, 4 Ohm/ 4 W.

• Net weight (2.2 lb = 1 kg)
• 0.380 kg / 0 lb 13.4 oz (0.837 lb)

• Other Models

• Here you find 1874 models, 1197 with images and 680 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.