• Country
• United States of America (USA)

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

• Year
• 1951 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 76774

• • alternative name: Heath Company

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

• Number of Tubes
• 2

• Valves / Tubes
• 6H6 6SN7

• Wave bands
• - without

• Power type and voltage
• Line / Batteries (any type) / 105–125 & 2× 1,5 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Vacuum tube voltmeter V-4A - Heathkit Brand, Heath Co.;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 6 x 10 x 5.875 inch / 152 x 254 x 149 mm

• Notes
• Heathkit Vacuum Tube Voltmeter V-4A.
  D.C. Voltmeter:
  6 Ranges: 0–3, 10, 30, 100, 300, 1000 V, with accessory probe 3000 and 10000 V; R_i: 11 MΩ, 1 MΩ in probe, 110 MΩ with accessory probe;
  A.C. Voltmeter:
  6 Ranges: 0–3, 10, 30, 100, 300, 1000 V reading R.M.S. (.707 of negative peak);
  Ohmmeter:
  6 Ranges: Scale with 10 Ω center ×1, ×10, ×100, ×1000, ×10M, ×1Meg. Measures 0.1 Ω to 1000 MΩ with internal battery.

• Net weight (2.2 lb = 1 kg)
• 8 lb 0 oz (8 lb) / 3.632 kg

• Price in first year of sale
• 23.50 USD

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Bernd Pötzsch. See "Data change" for further contributors.

• Other Models

• Here you find 713 models, 697 with images and 503 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Heathkit (Brand), Heath Co.; Benton Harbor (MI)