Valve Panel

Sonus, (where?)

  • Year
  • 1922
  • Category
  • Radio module pre 1926 (not a part, not a key)
  • Radiomuseum.org ID
  • 249322

 Technical Specifications

  • Number of Tubes
  • 1
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown)
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Storage and/or dry batteries / 4 & 45 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Valve Panel - Sonus, where?
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 155 x 80 x 155 mm / 6.1 x 3.1 x 6.1 inch
  • Notes
  • Contains a rheostat for the filament voltage of the detector valve, a 5 Megohm grid leak resistor, a 50 pF grid capacitor and a 4nF telephone capacitor. Wave bands depend on the coils used.

  • Literature/Schematics (1)
  • Popular Wireless (GB), July 1st, 1922
  • Author
  • Model page created by John Koster. See "Data change" for further contributors.

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