• Country
• Czechoslovakia

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

• Year
• 1961–1963

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 71818

• • Brand: Supraphon

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

• Number of Tubes
• 3

• Valves / Tubes
• ECH81 EBF89 ECL82

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 28 cm = 11 inch

• Power out
• 1.8 W (unknown quality)

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Sputnik 320A - Tesla; Praha, Bratislava etc.

• Shape
• Tablemodel with Push Buttons.

• Notes
• Rectifier Diode:B250C75. Some models contain Selenium rectifier E240C75.

• Mentioned in
• Ceskoslovenske Rozhlasove a Televizni Prijimace I a II

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

• Other Models

• Here you find 1844 models, 1165 with images and 669 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.