• Country
• Denmark

• Manufacturer / Brand
• Radiometer; København - Copenhagen

• Year
• 1944 ?

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 189036

• Number of Tubes
• 4

• Valves / Tubes
• EF2 EF6 EF6 AZ1

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110; 127; 150; 200; 220; 240 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Polymeter RV21a - Radiometer; København -

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 196 x 287 x 194 mm / 7.7 x 11.3 x 7.6 inch

• Notes
• Polymeter RV21a is a Vacuum Tube Multimeter.
  Measuring Ranges:
  DC current: 0.5, 1.5, 5, 15, 50, 150, 500 mA
  DC/AC voltage: 1.5, 5, 15, 50, 150, 500 V
  Resistance: Ω: x1, x10, x100. kΩ: x1, x10. MΩ: x0.1, x1

• Net weight (2.2 lb = 1 kg)
• 5.9 kg / 12 lb 15.9 oz (12.996 lb)

• Literature/Schematics (1)
• Technical Museum in Oslo

• Author
• Model page created by Christer Falkenström. See "Data change" for further contributors.

• Other Models

• Here you find 40 models, 37 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radiometer; København - Copenhagen