• Country
• Austria

• Manufacturer / Brand
• Zehetner (Radiobau-Zehetner); Wien

• Year
• 1950

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 25372

• Number of Tubes
• 5

• Valves / Tubes
• UCH21 UCH21 UBL21 UY1 UM4

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• AC/DC-set

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Saphir U57 - Zehetner Radiobau-Zehetner;

• Dimensions (WHD)
• 350 x 265 x 180 mm / 13.8 x 10.4 x 7.1 inch

• Notes
• eingebauter Röhrenschoner

• Price in first year of sale
• 1,096.00 ATS

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 67 models, 42 with images and 31 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zehetner (Radiobau-Zehetner); Wien