• Country
• Germany

• Manufacturer / Brand
• Clamann & Grahnert; Dresden

• Year
• 1950 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 131757

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

• Number of Tubes
• 1

• Valves / Tubes
• EF12K

• Main principle
• none

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Röhrenvoltmeter MV9 - Clamann & Grahnert; Dresden

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 240 x 145 x 150 mm / 9.4 x 5.7 x 5.9 inch

• Notes
• Röhrenvoltmeter ausschließlich zur Messung von Gleichspannung; Messbereiche: bis 30 Volt und bis 150 Volt.

• Net weight (2.2 lb = 1 kg)
• 3 kg / 6 lb 9.7 oz (6.608 lb)

• Mentioned in
• Radio und Fernsehen (DDR) (1955, Heft 6, Seite 165)

• Author
• Model page created by Arndt Markus Hettche. See "Data change" for further contributors.

• Other Models

• Here you find 32 models, 28 with images and 18 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Clamann & Grahnert; Dresden