• Country
• Czechoslovakia

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

• Year
• 1960 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 192102

• • Brand: Supraphon

• Number of Tubes
• 7

• Valves / Tubes
• ECC85 ECH81 6F31 6BC32 EM81 6B32 PL82

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 6 AM circuit(s)     8 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110-245 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 525A [Export version, Finland] - Tesla; Praha, Bratislava etc.

• Shape
• Tablemodel with Push Buttons.

• Notes
• Finland-version of the Tesla Kvarteto 525A.
  Finnish importer: Seximo Oy Suomen export & import
  Case probably made in Finland.

• Author
• Model page created by Timo Rantasaari. See "Data change" for further contributors.

• Other Models

• Here you find 1832 models, 1141 with images and 643 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.