• Country
• Netherlands

• Manufacturer / Brand
• Radiovox, Ontv. toest. Fabr., Rotterdam

• Year
• 1927

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 69949

• Number of Tubes
• 1

• Valves / Tubes

• from Radiomuseum.org
• Model: Economic PSA - Radiovox, Ontv. toest. Fabr.,

• Notes
•  

• Price in first year of sale
• 27.50 Hfl

• External source of data
• Radio Amateur Museum / Frans J.J. Driesens + ISBN 90-76014-04-3.

• Source of data
• Opkomst van de Nederlandse Radio-Industrie

• Mentioned in
• Radio Wereld, The Netherlands (1927, Nr. 30)

• Other Models

• Here you find 3 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radiovox, Ontv. toest. Fabr., Rotterdam