• Country
• Germany

• Manufacturer / Brand
• Zettler, Alois; München

• Year
• 1942

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 239862

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

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries / 12 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Pendelumformer / Polwechsler / Polwender - Zettler, Alois; München

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 115 x 230 x 150 mm / 4.5 x 9.1 x 5.9 inch

• Notes

• Dient der Erzeugung einer Rufwechselspannung von etwa 110 bis 120 Volt bei 25 Hz und wurde Alternativ für einen Kurbelinduktor in Handvermittlungsstellen verwendet.

• Net weight (2.2 lb = 1 kg)
• 3.220 kg / 7 lb 1.5 oz (7.093 lb)

• Author
• Model page created by Martin Renz. See "Data change" for further contributors.

• Other Models

• Here you find 20 models, 16 with images and 6 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zettler, Alois; München