• Country
• Denmark

• Manufacturer / Brand
• Radiometer; København - Copenhagen

• Year
• 1961 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 287328

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

• Number of Tubes
• 3

• Valves / Tubes
• ECC81 ECC81 EAA91 85A2

• Number of Transistors

• Semiconductors
• B390C90

• 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: Vacuum Tube Voltmeter RV23d - Radiometer; København -

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 200 x 290 x 165 mm / 7.9 x 11.4 x 6.5 inch

• Notes

• DC Range: 1, 3, 10, 30, 300, 1000 V, input resistance 60 MΩ across 1pF, 3%
  AC Range: 1, 3, 10, 30, 300 V, input impedance 5 MΩ across 6pF, 20 Hz - 100 MHz, 5%
  Resistance Range: 7 steps 0,5 Ω - 500 MΩ

• Net weight (2.2 lb = 1 kg)
• 6 kg / 13 lb 3.5 oz (13.216 lb)

• Author
• Model page created by Erik Thomsen. 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