• Country
• Brazil

• Manufacturer / Brand
• Polyvox S.A. Indústria Eletrônica; São Paulo

• Year
• 1975 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 331597

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

• Number of Transistors
• 38

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Details
• Hi-Fi equipment

• Power type and voltage
• Alternating Current supply (AC) / 117; 220 Volt

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

• Power out
• 70 W (undistorted)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Receiver PR-1800 - Polyvox S.A. Indústria

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 441 x 150 x 327 mm / 17.4 x 5.9 x 12.9 inch

• Notes

• Potência de saída: 2 x 35 W RMS em 4 Ω / 2 x 28 W RMS em 8 Ω

  Entrada phono (tipo moving magnet).
  Entrada microfono.
  Saída para fone de ouvido.
  Saída de pré-amplificador e entrada para o amplificador de potência.

  Este modelo foi produzido em duas versões de acabamento.
  Equipado com 1 T.E.C., 2 C.I., 37 transistores de silicio e 39 diodos.

• Net weight (2.2 lb = 1 kg)
• 9.2 kg / 20 lb 4.2 oz (20.264 lb)

• Mentioned in
• -- Original prospect or advert

• Literature/Schematics (2)
• Antenna, No. 3, Março 1977

• Author
• Model page created by Antonio Rabitti. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 2 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Polyvox S.A. Indústria Eletrônica; São Paulo