• Year
  • 1957 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 181863

 Technical Specifications

  • Number of Transistors
  • 8
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 6 x 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 6 inch = 15.2 cm
  • Power out
  • 0.4 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: RDM R-50-23 - Ultimate-Ekco N.Z. Co. Ltd.;
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 260 x 215 x 110 mm / 10.2 x 8.5 x 4.3 inch
  • Notes
  • Chassis, knobs and scale are same as Ultimate/Ekco "Explorer 8" except for minor component differences. Weight 3.0kg with batteries, 6x "D" cells. Probably made bu Ultimate/Ekco in New Zealand under licence for the local market.
  • Net weight (2.2 lb = 1 kg)
  • 3 kg / 6 lb 9.7 oz (6.608 lb)
  • Source of data
  • - - Data from my own collection
  • Author
  • Model page created by Martin Cook. See "Data change" for further contributors.

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