• Country
• Portugal

• Manufacturer / Brand
• Escola Industrial Fonseca Benevides; Lisboa

• Year
• 1953 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 209425

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

• Number of Tubes
• 5

• Valves / Tubes
• ECH41 EF41 EBC41 EL41 EZ41

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Power out
• 4 W (unknown quality)

• from Radiomuseum.org
• Model: Receptor Superheterodino - Escola Industrial Fonseca

• Notes
• Training radio set for students;
  All transformers both IF, RF, AF, mains, speaker coil, chassis, wiring and schematic were student's make.

• Source of data
• -- Schematic

• Author
• Model page created by José Rei. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 0 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Escola Industrial Fonseca Benevides; Lisboa