• Country
• Germany

• Manufacturer / Brand
• Grundig (Radio-Vertrieb, RVF, Radiowerke); Fürth/Bayern

• Year
• 1957

• Category
• Radio module post 1925 (not a part, not a key)

• Radiomuseum.org ID
• 206888

• • alternative name: Grundig Portugal || Grundig USA / Lextronix

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

• Number of Tubes
• 1

• Valves / Tubes
• ECC85

• Main principle
• Superhet with RF-stage; ZF/IF 10700 kHz

• Tuned circuits
• 4 FM circuit(s)

• Wave bands
• FM Broadcast Band Only

• Power type and voltage
• Powered by external power supply or a main unit.

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: UKW-Baustein 7231-021W - Grundig Radio-Vertrieb, RVF,

• Shape
• Chassis only or for «building in»

• Notes
• Verminderung der UKW-Störausstrahlung durch Einbau eines neuen UKW-Bausteins in ältere Geräte.

• Source of data
• -- Original-techn. papers.

• Author
• Model page created by Heribert Jung. See "Data change" for further contributors.

• Other Models

• Here you find 6208 models, 5434 with images and 4205 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Grundig (Radio-Vertrieb, RVF, Radiowerke); Fürth/Bayern