• Country
• Germany

• Manufacturer / Brand
• Detex-Radio J.P. Hoeffener & Co.; Berlin

• Year
• 1934/1935

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

• Radiomuseum.org ID
• 5064

• Main principle
• RF Converter/Adapter (not voltage converter)

• Wave bands
• Short Wave (SW only)

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

• Loudspeaker
• - For headphones or amp.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Phänomen - Detex-Radio J.P. Hoeffener &

• Shape
• Tablemodel, with any shape - general.

• Notes
• Kurzwellen-Vorsatzgerät zum Anschluß über Zwischensockel an der Audionröhre beliebiger Empfänger Empfangsbereich 18-55 m.

• Price in first year of sale
• 36.00 RM

• Source of data
• Radio-Katalog Fricke, Radio Groß-Vertrieb, 1934/35 / Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 25 models, 25 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Detex-Radio J.P. Hoeffener & Co.; Berlin