Superiorflex Model P-3

Electrical Research & Mfg. Co.; Waterloo, Iowa

Data
Forum
Pictures
Collections

  • Year
  • 1925
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 38065

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown); Reflex
  • 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: Superiorflex Model P-3 - Electrical Research & Mfg. Co.
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 20 x 12.5 x 9.5 inch / 508 x 318 x 241 mm
  • Notes

  • One dial (primary tuning control knob)

    Portable drop-down front case with built-in flip-up horn speaker using the Model S-3 Chassis. 

    Radio News called the circuit the Superiorflex "Double Reflex" 

  • Price in first year of sale
  • 125.00 $
  • External source of data
  • Ernst Erb
  • Mentioned in
  • September 1925, Electrical Record magazine supplement page 36

 Collections | Museums | Literature

 Forum