• Country
• Germany

• Manufacturer / Brand
• Südfunk-Apparatebau, Dr. Ing. Robert Ott; Stuttgart

• Year
• 1950/1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 17107

• Number of Tubes
• 7

• Valves / Tubes
• ECH42 EAF42 EAF42 EB41 EM11 EL41 AZ11

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast, (BC) Long Wave (LW), 2 x SW and FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Ultra 3 W - Südfunk-Apparatebau, Dr. Ing.

• Dimensions (WHD)
• 575 x 370 x 220 mm / 22.6 x 14.6 x 8.7 inch

• Notes
• [5. Taxliste Franzis-Verlag, 1957]

• Price in first year of sale
• 375.00 DM

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Technisch- Commercieel - Radio Vademecum Staleman / Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 156 models, 114 with images and 32 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Südfunk-Apparatebau, Dr. Ing. Robert Ott; Stuttgart