• Country
• Germany

• Manufacturer / Brand
• Braun; Frankfurt

• Year
• 1952 ?

• Category
• Pre-stage (adaptor for SW/FM/VHF/UHF incl. built-in), Frequency converter

• Radiomuseum.org ID
• 25159

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

• Number of Tubes
• 2

• Valves / Tubes
• EF80 EAF42

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 5 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.

• from Radiomuseum.org
• Model: UKW Einsatz FL52W - Braun; Frankfurt

• Notes
• Flankendemodulation.

• External source of data
• Wiesmüller

• Source of data
• Lange, Schaltungen der Funkindustrie

• Other Models

• Here you find 1061 models, 931 with images and 651 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Braun; Frankfurt