• Country
• Germany

• Manufacturer / Brand
• Mende - Radio H. Mende & Co. GmbH, Dresden

• Year
• 1928 ?

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 3475

• • Brand: System Günther

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

• Number of Tubes
• 0

• Valves / Tubes
• UW51

• Number of Transistors

• Semiconductors
• Zerhacker

• Wave bands
• - without

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

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Wechselrichter WR39 - Mende - Radio H. Mende & Co.

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 315 models, 282 with images and 206 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Mende - Radio H. Mende & Co. GmbH, Dresden