• Country
• Netherlands

• Manufacturer / Brand
• Minimax, Radio-Onderneming, Beek en Donk

• Year
• 1926 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 95708

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

• Number of Tubes
• 3

• Valves / Tubes
• A409 A409 B403 or B406

• Main principle
• TRF with regeneration

• Power type and voltage
• Storage and/or dry batteries / 4 & 105 & -15 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: O.V.3i - Minimax, Radio-Onderneming,

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 390 x 205 x 150 mm / 15.4 x 8.1 x 5.9 inch

• Notes
• Price includes tubes, coils, batteries and Tefag loudspeaker.

• Price in first year of sale
• 194.00 Hfl

• Mentioned in
• Radio Historisch Tijdschrift, Nr. 151, December 2014

• Author
• Model page created by John Koster. See "Data change" for further contributors.

• Other Models

• Here you find 23 models, 21 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Minimax, Radio-Onderneming, Beek en Donk