• Country
• Austria

• Manufacturer / Brand
• Ingelen, Elektrotechnische Fabrik Ing. Ludwig Neumann GmbH; Wien

• Year
• 1958

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 19061

• • Brand: Elektrot.Fabrik Ludwig Neumann

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

• Number of Transistors
• 8

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 459 kHz

• Tuned circuits
• 8 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 2x4,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• from Radiomuseum.org
• Model: portable TRV100LW - Ingelen, Elektrotechnische

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes
• 8 Trans.; 2N412, 3x2N218, 2x738, 2xGT109K. Geteilte Skala, oben MW 200-500 m, unten LW 800 - 2000 m. Daten von Herrn Gerhard Heigl an Exportgerät abgenommen: Kartonabdeckung englisch beschriftet (Gerät Nr. 57722).

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Museums Bote, Österr. (Heft 129/2005, S.6 ff, Gerätebeschreibung)

• Literature/Schematics (1)
• -- Original-techn. papers.

• Other Models

• Here you find 448 models, 398 with images and 322 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ingelen, Elektrotechnische Fabrik Ing. Ludwig Neumann GmbH; Wien