• Year
  • 1928 ??
  • Category
  • Radio module post 1925 (not a part, not a key)
  • Radiomuseum.org ID
  • 222076

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Valves / Tubes
  • Main principle
  • TRF with regeneration; 2 AF stage(s); Reaction
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 4 & 45 & 90 & 120 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Hartley mit auswechselbaren Spulen - Eumig, Elektrizitäts und
  • Shape
  • Tablemodel, low profile (big size).
  • Notes
  • Bauplan einer Schaltung des Eumig-Hartley mit auswechselbaren Spulen von 200-2000 m. Keine Röhrenangabe (Trioden), keine Typenangabe.
  • Source of data
  • -- Original-techn. papers.
  • Author
  • Model page created by Rudolf Müller. See "Data change" for further contributors.

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