• Country
• Netherlands

• Manufacturer / Brand
• Philips; Eindhoven (tubes international!); Miniwatt

• Year
• 1937 ?

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 7264

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

• Number of Transistors

• Semiconductors
• Vibrator

• Wave bands
• - without

• Power type and voltage
• Direct Current supply (DC) / 110; 125; 145; 200; 220; 245 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Omvormereenheid - Umformereinheit - Convertisseur - Wechselrichter 7926 Code Nr. 28.891.460 - Philips; Eindhoven tubes

• Shape
• Chassis only or for «building in»

• Notes

• Optional converter for operation on DC mains.

  The schematic mentions Vibrator code no. 28.890.290 and Converter Unit code no. 28.891.460

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Literature/Schematics (1)
• -- Original-techn. papers.

• Other Models

• Here you find 5250 models, 4394 with images and 3450 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips; Eindhoven (tubes international!); Miniwatt