• Country
• Germany

• Manufacturer / Brand
• MESTRO, Fabrik elektrischer Geräte; Köln

• Year
• 1940 ?

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 111766

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

• Number of Tubes
• 1

• Valves / Tubes
• RGN354

• Number of Transistors

• Semiconductors
• Tr.Gl.=Metal-rectif.

• Wave bands
• - without

• Details
• Power Supply (not only Batt.El.)

• Power type and voltage
• Alternating Current supply (AC) / 110; 220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: U2007 - MESTRO, Fabrik elektrischer

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 225 x 85 x 160 mm / 8.9 x 3.3 x 6.3 inch

• Notes
• Ausgangs-Spannungen: 120 V, 2 V und -4,5 V (über Trockengleichrichter).

• Net weight (2.2 lb = 1 kg)
• 3.5 kg / 7 lb 11.3 oz (7.709 lb)

• Author
• Model page created by Albrecht Schwaderer. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 4 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from MESTRO, Fabrik elektrischer Geräte; Köln