Royal 50VK Ch= 6KT44Z1

Zenith Radio Corp.; Chicago, IL

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  • Year
  • 1963
perfect model
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 247972
    • alternative name: Chicago Radio Lab

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

 Technical Specifications

  • Number of Transistors
  • 6
  • Semiconductors
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s); Super Regenerativ
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 2 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2 inch = 5.1 cm
  • Power out
  • 0.08 W (0.135 W max.)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Royal 50VK Ch= 6KT44Z1 - Zenith Radio Corp.; Chicago,
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 2.5 x 4.25 x 1.25 inch / 64 x 108 x 32 mm
  • Notes

  • The Zenith Royal 50VK is a battery operated 6 transistor BC band portable radio.  The chassis is a superheterodyne receiver with the first stage configured as an autodyne converter.  A diode is used for the detector.  Has push-pull output stage.  Uses Qty(2) 1.5V penlite AA batteries.  BC band frequency range is 540 to 1600kHz.  Sensitivity is approximately 400uV/m @ 50mW output. Cabinet color is red and ivory.

    This radio is part of the Royal 50K series of portable transistor radio's.  The Royal 50H and 50K series are the 2nd generation of the Royal 50 line of radio's, with the Royal 50K series being a late production run change.

    The Royal 50K series using the either the 6KT43Z1 or 6KT44Z1 chassis were available in the following colors:

    Model Number Cabinet Front Color Cabinet Rear Color
    Royal 50CK Black Ivory
    Royal 50LK Beige Ivory
    Royal 50VK Red Ivory
    Royal 50WK White White

     

  • Net weight (2.2 lb = 1 kg)
  • 0.5 lb (0 lb 8 oz) / 0.227 kg
  • Price in first year of sale
  • 20.00 $
  • Circuit diagram reference
  • Beitman Radio Diagrams Vol. 23, 1963
  • Literature/Schematics (2)
  • - - Manufacturers Literature (Zenith Service Manual Models Royal 40-50K-60 Chassis 6KT43Z1 & 6KT44Z1)
  • Author
  • Model page created by John Kusching. See "Data change" for further contributors.

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