Transistor 101 TR101

Ultra Electric Ltd.; London

  • Year
  • 1959
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 91225
    • alternative name: Ultra Radio and Television

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Transistors
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 471 kHz
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Dry Batteries / 2 × 4,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm
  • Power out
  • 0.2 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Transistor 101 TR101 - Ultra Electric Ltd.; London
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 12.5 x 7.75 x 3.5 inch / 318 x 197 x 89 mm
  • Notes
  • Ultra Electric Transistor 101 is a six transistor, two waveband, battery operated receiver with a printed circuit board and a ferrite-rod aerial.
  • Net weight (2.2 lb = 1 kg)
  • 2 kg / 4 lb 6.5 oz (4.405 lb)
  • Mentioned in
  • Ultra Service Sheet
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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