• Year
  • 1969/1970
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 108783

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

 Technical Specifications

  • Number of Transistors
  • 11
  • Main principle
  • Superheterodyne (common); ZF/IF 455/10700 kHz
  • Wave bands
  • Broadcast, Long Wave, Short Wave plus FM or UHF.
  • Power type and voltage
  • Dry Batteries / 3 × 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch
  • Power out
  • 0.73 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: 7F-74DL - Sony Corporation; Tokyo
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 195 x 210 x 65 mm / 7.7 x 8.3 x 2.6 inch
  • Notes
  • Sony 7F-74DL FM/AM Solid State 11 Transistor;
    FM: 86.5 [87.5] - 108 MHz,
    LW: 150 - 285 kHz,
    MW: 530 - 1.605 kHz,
    SW: 5.9 - 12 MHz,
    AFC, dial light, tone switch.
    Auch als Autoradio verwendbar, dann Ausgangsleistung 4 W.
    Netzbetrieb mit zusätzlichem Netzteil möglich.

    See also models 7F-74W (FM/AM) and 7F-74L (FM/LW/MW/SW).

    The correspondences are obtained from 2 different diagrams and from a list of materials present above as well as a diagram of mine identical to the one with the red writing. The circuits are all identical, only the transistors change.

  • Net weight (2.2 lb = 1 kg)
  • 1.7 kg / 3 lb 11.9 oz (3.744 lb)
  • Mentioned in
  • -- Schematic (Schemario Radio Autoradio Mangianastri edizioni "Il Rostro" Italy, March 1971.)
  • Author
  • Model page created by Peter Böhm. See "Data change" for further contributors.

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