• Country
• Hungary

• Manufacturer / Brand
• Bittner János Rádiólaboratóriuma ifj.; Budapest

• Year
• 1929/1930

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 297158

• Main principle
• TRF with diode detector

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Super Select IBJ - Bittner János

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 5 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Bittner János Rádiólaboratóriuma ifj.; Budapest