Royal 200K Ch= 7AT48Z

Zenith Radio Corp.; Chicago, IL

  • Year
  • 1959
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 152121
    • alternative name: Chicago Radio Lab

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

 Technical Specifications

  • Number of Transistors
  • 7
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / AA : 4 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Royal 200K Ch= 7AT48Z - Zenith Radio Corp.; Chicago,
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 100 x 163 x 44 mm / 3.9 x 6.4 x 1.7 inch
  • Notes
  • The Zenith Model Royal 200K is a vertical shirtpocket transistor. Color=Brown.
  • Price in first year of sale
  • 44.95 USD
  • Author
  • Model page created by Egon Penker. See "Data change" for further contributors.

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