• Year
  • 1978 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 228019

 Technical Specifications

  • Number of Transistors
  • 6
  • Semiconductors
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 2 x 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.7 cm = 2.2 inch
  • Power out
  • 0.25 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Ultrasonic AM - Unknown - CUSTOM BUILT:
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 85 x 93 x 33 mm / 3.3 x 3.7 x 1.3 inch
  • Notes
  • This model was made in the Old Portuguese colony of Macau

  • Net weight (2.2 lb = 1 kg)
  • 0.160 kg / 0 lb 5.6 oz (0.352 lb)

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The model Ultrasonic AM is part of the collections of the following members.

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