Noise Measuring Set 31A

Eddystone, Birmingham

  • Year
  • 1971
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 115344
    • alternative name: Stratton & Co.Ltd.; Birmingham

 Technical Specifications

  • Number of Transistors
  • 36
  • Semiconductors
  • Main principle
  • ZF/IF 25000/3000 kHz
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Line / Storage batteries (perhaps also batteries) / 100-125 / 200-250 / 12 Volt
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Noise Measuring Set 31A - Eddystone, Birmingham
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • VHF portable interference tracer and measurer, consisting of receiver covering 31-68 / 68-135 / 135-250 MHz in three separate tuners; AM,CW(BFO),FM;
    1 dB step attenuator with 110 dB range and high accuracy RF voltmeter.
    Internal rechargeable NiCd batteries and charger.
    Built to specification of British Post Office for interference tracing.
    Variant: 31A MkII with integrated IC amplifier and speaker.
  • Mentioned in
  • Eddystone User Group News Letter 32
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

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