• Year
  • 1965 ??
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 357119

 Technical Specifications

  • Main principle
  • Superhet with RF-stage
  • Wave bands
  • Wave Bands given in the notes.
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Guardian IV - MIM, Marconi International
  • Shape
  • Boatanchor (heavy military or commercial set >20 kg).
  • Dimensions (WHD)
  • 502 x 327 x 296 mm / 19.8 x 12.9 x 11.7 inch
  • Notes
  • Marconi Guardian IV Marine Radio Receiver

    Frequency Bands kHz

    • 1600 - 4500 kHz
    • 650 – 1600 kHz
    • 100 – 500 kHz
    • Plus 7 crystal controlled spot frequencies. 

    Used aboard the Sea Quest (Semi-Submersible Drilling Rig).

  • Author
  • Model page created by Brian Stevens. See "Data change" for further contributors.

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