• Country
• Brazil

• Manufacturer / Brand
• Teleunião, Indústria de Rádios e Televisão; Porto Alegre (RS)

• Year
• 1956 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 330321

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

• Number of Tubes
• 7

• Valves / Tubes
• ECH81 EF93 EBC91 EBC91 EM80 EL84 EZ80

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 95; 110; 125; 180; 220 Volt

• Loudspeaker
• 2 Loudspeakers

• from Radiomuseum.org
• Model: 74A - Teleunião, Indústria de Rádios

• Literature/Schematics (1)
• -- Schematic

• Literature/Schematics (2)
• -- Original-techn. papers.

• Author
• Model page created by Volnei Deutschmann. See "Data change" for further contributors.

• Other Models

• Here you find 42 models, 11 with images and 26 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Teleunião, Indústria de Rádios e Televisão; Porto Alegre (RS)