Ultradyne L3 old

Phenix Radio Corp.; New York

  • Year
  • 1925
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 50439
    • alternative name: Lacault, R.E.

 Technical Specifications

  • Number of Tubes
  • 6
  • Valves / Tubes
  • Main principle
  • TRF without regeneration
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries / 6 & 90 Volt
  • Loudspeaker
  • Horn
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Ultradyne L3 [old] - Phenix Radio Corp.; New York
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 24 x 14 x 14 inch / 610 x 356 x 356 mm
  • Notes
  • Two dials (primary tuning control knobs). Built-in horn speaker.

    The November 1925, Electrical Record Supplement describes the circuit as Tuned Radio Frequency. 

  • Net weight (2.2 lb = 1 kg)
  • 29 lb (29 lb 0 oz) / 13.166 kg
  • Price in first year of sale
  • 135.00 $
  • External source of data
  • Ernst Erb
  • Literature/Schematics (1)
  • Radio News, Nov.1925, p.583
  • Literature/Schematics (2)
  • Radio Broadcast, Oct. 1925, p. 811
  • Literature/Schematics (3)
  • November 1925, Electrical Record Supplement page 43

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