Universal AvoMeter (AVO Meter) 8 Mk.iv (4)

AVO Ltd.; London

  • Year
  • 1970
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 125315

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

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Dry Batteries / 1,5 & 15 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: Universal AvoMeter 8 Mk.iv - AVO Ltd.; London
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 170 x 195 x 115 mm / 6.7 x 7.7 x 4.5 inch
  • Notes
  • Universal AvoMeter Model 8 Mark IV

    New internal construction using PC boards. Wired connections to battery compartments.Reliability problems with this model (no military versions). 2.5 A range replaced with 10 mA and resistance moved to bottom of scale plate to match Model 9. AC sensitivity increased again

    DC 2.5, 10, 25, 100, 250, 500, 1000, 2500 volts - sensitivity 50 uA
    DC 0.05, 0.25, 1, 10, 100 mA, 1, 10 A
    AC 2.5, 10, 25, 100, 250, 1000, 2500 volts 
    sensitivity: 0.5 mA on 25+ volts, 1 on 10, 10 on 2.5
    AC 10, 100 mA, 1, 10 A
    R 2k, 200k, 20 M ohm (20, 2k, 200k ohm center)
    Also LR (= 0.325 volts, for use with low range of Resistance Range Extension unit) and Ins. (2 M ohm center with external power

    Housed in plastic case. Mirror placed mid scale rather than at bottom as on all previous versions. This was the last model to have leather rather than plastic carrying strap.

  • Net weight (2.2 lb = 1 kg)
  • 2.4 kg / 5 lb 4.6 oz (5.286 lb)
  • Author
  • Model page created by Bernardo Diaz. See "Data change" for further contributors.

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