• Year
  • 1978
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 288358

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Wave bands
  • - without
  • Power type and voltage
  • Dry Batteries / 1 x 9 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Transistor Tester TM12 - Levell Electronics Ltd ;
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • Tests bipolar transistors (PNP or NPN), diodes and zener diodes.

    Leakage measuring range: down to 0.5 nA at 2 - 150 V
    Breakdown voltages: up to 100 V at 10 µA, 100µA and 1 mA
    Collector to emitter saturation voltage: 1, 10, 30 and 100 mA for IC/IB ratios of 10, 20, 30.

  • Price in first year of sale
  • 110.00 GBP
  • Mentioned in
  • -- Original prospect or advert (GB: Wireless World, July 1978)

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