• Year
  • 1931 ??
  • Category
  • Pre-stage (adaptor for SW/FM/VHF/UHF incl. built-in), Frequency converter
  • Radiomuseum.org ID
  • 35477
    • alternative name: Colin B. Kennedy Corp.
    • Brand: Globe Trotter

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

 Technical Specifications

  • Number of Tubes
  • 2
  • Valves / Tubes
  • 24 27
  • Main principle
  • RF Converter/Adapter (not voltage converter); ZF/IF 1000 kHz
  • Tuned circuits
  • 3 AM circuit(s)
  • Wave bands
  • Short Wave (SW only)
  • Power type and voltage
  • Powered by external power supply or a main unit.
  • Loudspeaker
  • - - No sound reproduction output.
  • from Radiomuseum.org
  • Model: 54-A - Kennedy Co., Colin B.; San
  • Notes
  • Filaments and pilot lamp fed from mains supply. +B from main set. Three SW bands: 15-32 m, 30-90 m, 80-200 m.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)

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