Royal 78 The Adventurer

Zenith Radio Corp.; Chicago, IL

  • Year
  • 1967
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 250124
    • alternative name: Chicago Radio Lab

 Technical Specifications

  • Number of Transistors
  • 11
  • Semiconductors
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Power type and voltage
  • Batteries / addl. power jack / D: 8 x 1.5 / 12 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Power out
  • 0.5 W (undistorted)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Royal 78 The Adventurer - Zenith Radio Corp.; Chicago,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 11.875 x 8.5 x 5.5 inch / 302 x 216 x 140 mm
  • Notes
  • The Zenith Royal 78 The Adventurer has the following features:

    • Portable radio, AM/FM bands, Automatic Gain Control for both bands.
    • FM-AFC Automatic Frequency Control.
    • Built-In Wavemagnet AM antenna and telescoping FM antenna.
    • 4 x 6 inch PM speaker.
    • Only made in Ebony color case (Royal 78Y) of durable Polystyrene.

    After the initial Royal 960 production, Zenith renamed the radio to the Zenith Royal 78 The Adventurer, which is identical except for the label.

  • Net weight (2.2 lb = 1 kg)
  • 10 lb (10 lb 0 oz) / 4.540 kg
  • Mentioned in
  • -- Original prospect or advert
  • Author
  • Model page created by Franz Scharner. See "Data change" for further contributors.

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