• Country
• Netherlands

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

• Year
• 1931

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 268571

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

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• TRF with regeneration; 2 AF stage(s)

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Alternating Current supply (AC)

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

• from Radiomuseum.org
• Model: Vierlamps Luxe Type - Minimax, Radio-Onderneming,

• Notes

• According to the in those days prevailing system, the model is mentioned a 4-tube model, but it is equipped with 5 tubes (incl. rectifier).

  For this model only a schematic is known, drawn up by Cor Thijssens (founder of Radio-Onderneming Minimax) in March 1931

• Mentioned in
• Radio Historisch Tijdschrift, Nr. 152, March 2015

• Author
• Model page created by Gidi Verheijen. 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