• Country
• Hungary

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

• Year
• 1948–1952

• Category
• Military Transceiver (TRX)

• Radiomuseum.org ID
• 269230

• • Brand: Terta, TRT

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

• Number of Tubes
• 10

• Valves / Tubes
• 1T4T 1T4T 1T4T 1T4T 1T4T 1R5T 3S4T 3A4 1T4T DLL101

• Conflicting model year with tube data.
• The model date contradicts tube dates. [ DLL101 (1950)]

• Main principle
• Transceiver

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Storage and/or dry batteries / 1,5 & 67 & 90 & 150 & -10,5 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Transceiver R-20 - Telefongyar, Terta TRT, Export

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Dimensions (WHD)
• 350 x 280 x 230 mm / 13.8 x 11 x 9.1 inch

• Notes

• Tragbares Kurzwellen-Sprechfunkgerät der ungarischen Armee. Frequenzbereich 1,5 bis 2,75 MHz und 2,75 bis 5,0 MHz, Sender und Empfänger gemeinsam durchstimmbar.
  Im Fach für die Batterien kann auch ein Netzgerät untergebracht werden.

• Net weight (2.2 lb = 1 kg)
• 10 kg / 22 lb 0.4 oz (22.026 lb)

• 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