AC Vacuum Tube Voltmeter IM-21E

Heathkit (Brand), Heath Co.; Benton Harbor (MI)

  • Year
  • 1962–1965 ?
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 106207
    • alternative name: Heath Company

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

 Technical Specifications

  • Number of Tubes
  • 2
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 230 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: AC Vacuum Tube Voltmeter IM-21E - Heathkit Brand, Heath Co.;
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Dimensions (WHD)
  • 120 x 180 x 105 mm / 4.7 x 7.1 x 4.1 inch
  • Notes
  • 4 Dioden, Frequenzbereich 10 Hz bis 500 kHz; 10 Bereiche von 10 mV bis 300 V.
    Frequency range 10 Hz to 500 kHz, 10 ranges from 10 mV to 300 V..
    See also model IM-21. Auch als Bausatz DM 209.-
  • Net weight (2.2 lb = 1 kg)
  • 1.5 kg / 3 lb 4.9 oz (3.304 lb)
  • Price in first year of sale
  • 309.00 DM
  • Source of data
  • -- Collector info (Sammler)
  • Author
  • Model page created by Urs Gloor. See "Data change" for further contributors.

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The model AC Vacuum Tube Voltmeter is part of the collections of the following members.

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