• Year
  • 1939 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 45749
    • alternative name: LTatro

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast, Short Wave(s) and Police.
  • Power type and voltage
  • AC/DC-set / 32; 110 Volt
  • Loudspeaker
  • -Loudspeaker incorporated, but system not known.
  • from Radiomuseum.org
  • Model: HQ-39 - Tatro, L. Products, Decorah,
  • Notes
  • Power supply either 32V DC (with built-in vibrator for B+) or 110V AC. Tuning eye, push-pull audio amplifier.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 10 = 1939 and before

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