• Country
• Czechoslovakia

• Manufacturer / Brand
• Tungsram uc. spol., Bratislava

• Year
• 1939/1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 23370

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH2 EF9 EBC3 EL3 EM4 AZ1

• Main principle
• Superheterodyne (common); ZF/IF 484 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 107-240 Volt

• Loudspeaker
• -Loudspeaker incorporated, but system not known.

• from Radiomuseum.org
• Model: Orion-Triumf 502 - Tungsram uc. spol., Bratislava

• External source of data
• Erb

• Source of data
• Ceskoslovenske prijimace 1933-1945, Baudys 1947

• Other Models

• Here you find 20 models, 15 with images and 17 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tungsram uc. spol., Bratislava