• Country
• Hungary

• Manufacturer / Brand
• Telefongyar, Terta (TRT, Export = Orion); Budapest

• Year
• 1928–1930

• Category
• Radio module post 1925 (not a part, not a key)

• Radiomuseum.org ID
• 247589

• • Brand: Terta, TRT

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Detektor Trikolor - Telefongyar, Terta TRT, Export

• Dimensions (WHD)
• 65 x 15 x 38 mm / 2.6 x 0.6 x 1.5 inch

• Net weight (2.2 lb = 1 kg)
• 0.030 kg / 0 lb 1.1 oz (0.066 lb)

• Price in first year of sale
• 2.50 Pengő

• Literature/Schematics (2)
• Holstein Zsigmond Katalógusa, Budapest, 1930.

• Literature/Schematics (4)
• Rádió Készülékek Árjegyzéke, Telefongyár Budapest, ~1928

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

• Other Models

• Here you find 218 models, 203 with images and 55 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Telefongyar, Terta (TRT, Export = Orion); Budapest