• Country
• Czechoslovakia

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

• Year
• 1955 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 169832

• • Brand: Supraphon

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 6

• Valves / Tubes
• 6F36 6F36 6L50 6L50 AZ4 AZ4 12TA31 12TA31

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 120/220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: BS-275 - Tesla; Praha, Bratislava etc.

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 195 x 270 x 345 mm / 7.7 x 10.6 x 13.6 inch

• Notes
• Outputs: 4V, 2× 6,3V, 12,6V AC, 2× 200 - 300V DC.

• Net weight (2.2 lb = 1 kg)
• 17 kg / 37 lb 7.1 oz (37.445 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 1835 models, 1152 with images and 661 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.