• Year
  • 1926
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 50415
    • alternative name: Balkeit || First National
    • Brand: Overtone

 Technical Specifications

  • Number of Tubes
  • 6
  • Valves / Tubes
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown)
  • Tuned circuits
  • 3 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 0.32 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Overtone 20 - Fansteel Products Pfanstiehl,
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 517 x 257 x 327 mm / 20.4 x 10.1 x 12.9 inch
  • Notes
  • "Single-tuned Six". One dial (primary tuning control knob). Lighted one-dial tuning is calibrated in Meters. Three side-by-side tuning capacitors, mechanically linked.
    Balkeit, Balkite, Pfanstiehl are put together to Fansteel.
  • Net weight (2.2 lb = 1 kg)
  • 9.1 kg / 20 lb 0.7 oz (20.044 lb)
  • Price in first year of sale
  • 125.00 $
  • External source of data
  • Ernst Erb

 Collections | Museums | Literature

Collections

The model Overtone is part of the collections of the following members.

 Forum