• Country
• Germany

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

• Year
• 1952/1953

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 19275

• Number of Tubes
• 4

• Valves / Tubes
• ECH42 EAF42 EAF42 EL41

• Number of Transistors

• Semiconductors
• 250B-60L

• Main principle
• Superheterodyne (common); ZF/IF 472 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6; 12 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Metal case

• from Radiomuseum.org
• Model: Weltfunk Autosuper A525U [83-65-9000] - Krefft AG, W.; Gevelsberg

• Shape
• Chassis only or for «building in»

• Notes
• 2-teilig. Separater Pdyn-Lautsprecher in Gehäuse (190×145×100 mm).

• Net weight (2.2 lb = 1 kg)
• 7.8 kg / 17 lb 2.9 oz (17.181 lb)

• Price in first year of sale
• 269.00 DM

• External source of data
• Erb

• Source of data
• Kat.d.Rundf.GrossH.1952/53 / 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