• Country
• Germany

• Manufacturer / Brand
• Krefft AG, W.; Gevelsberg (Westfalen): Weltfunk

• Year
• 1954/1955

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 15592

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

• Number of Tubes
• 7

• Valves / Tubes
• ECC85 ECH81 EF93 EABC80 EM85 EL84 EZ80

• Main principle
• Superheterodyne (common); ZF/IF 452/10700 kHz

• Tuned circuits
• 6 AM circuit(s)     9 FM circuit(s)

• Wave bands
• Broadcast, Long Wave and FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 220; 240 Volt

• Loudspeaker
• 3 Loudspeakers

• Power out
• 5.5 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Weltfunk W557/3D - Krefft AG, W.; Gevelsberg

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 540 x 350 x 250 mm / 21.3 x 13.8 x 9.8 inch

• Notes
• drehbare Ferritantenne; TV-Ton.

• Net weight (2.2 lb = 1 kg)
• 9 kg / 19 lb 13.2 oz (19.824 lb)

• Price in first year of sale
• 268.00 DM

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

• Source of data
• HdB d.Rdf-& Ferns-GrH 1954/55 / Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 125 models, 84 with images and 81 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Krefft AG, W.; Gevelsberg (Westfalen): Weltfunk