Portable Universal (var2)

Sigma-Radio, Ing. B. Szathmary; Prag

  • Year
  • 1936/1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 23248

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF with regeneration; 1 AF stage(s)
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • AC/DC-set / 120/220 Volt
  • Loudspeaker
  • -Loudspeaker incorporated, but system not known.
  • from Radiomuseum.org
  • Model: Portable Universal - Sigma-Radio, Ing. B. Szathmary
  • External source of data
  • Erb

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