• Country
• Hungary

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

• Year
• 1926–1928

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 244254

• • Brand: Terta, TRT

• Number of Tubes
• 1

• Valves / Tubes

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: Fortex A / Einröhren Niederfrequenz Verstärker - Telefongyar, Terta TRT;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 110 x 135 x 135 mm / 4.3 x 5.3 x 5.3 inch

• Net weight (2.2 lb = 1 kg)
• 0.820 kg / 1 lb 12.9 oz (1.806 lb)

• Price in first year of sale
• 45.00 Pengő

• Mentioned in
• -- Original prospect or advert (BAPO 21/a, 1928. január)

• Literature/Schematics (2)
• Gunter Crämer, Chronik eines Radioherstellers, Nürberg 2007

• Literature/Schematics (4)
• Telefongyár Rádiókészülék, Tartozék.... Budapest 2.kiadás. ~1927

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

• Other Models

• Here you find 211 models, 199 with images and 53 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Telefongyar, Terta (TRT); Budapest