Wide-Range AC Valve Voltmeter VM77

Advance Electronics / Components Ltd.; Hainault, Wrexham

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  • Year
  • 1960 ??
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 216123

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 100-125; 200-250 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Wide-Range AC Valve Voltmeter VM77 - Advance Electronics /
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 120 x 190 x 170 mm / 4.7 x 7.5 x 6.7 inch
  • Notes

  • A small valve voltmeter for 15Hz - 4.5MHz, with output for monitoring amplifier, the first model in a series of at least 7 generations.
    Reading range: from 1 mV to 300 V. This unit can read below 100µV.
    It can be used:
    As oscilloscope amplifier from 10Hz to 10MHz.
    As output indicator from 10Hz to 100MHz.
    Mirror scale calibrated in V and dB.
    30 W power consumption.

    Kleines Röhrenvoltmeter für 15 Hz - 4,5 MHz, mit Ausgang für Mithörverstärker, das erste Modell aus einer Serie von mindestens 7 Generationen. 30 W Leistungsaufnahme.

  • Net weight (2.2 lb = 1 kg)
  • 3.2 kg / 7 lb 0.8 oz (7.048 lb)
  • Mentioned in
  • - - Manufacturers Literature (Advance VM77 Original-Anleitung)
  • Literature/Schematics (1)
  • -- Original prospect or advert (L'Elettrotecnica, Italy, number 10, October 1958)
  • Author
  • Model page created by Stefan Hübner. See "Data change" for further contributors.

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