• Country
• Austria

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

• Year
• 1972/1973

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 62866

• • Brand: Elektrot.Fabrik Ludwig Neumann

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

• Number of Transistors
• 20

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz

• Tuned circuits
• 6 AM circuit(s)     7 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Dry Batteries / 10,5 Volt

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR 4500 Stereo - Ingelen, Elektrotechnische

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

• Dimensions (WHD)
• 315 x 205 x 80 mm / 12.4 x 8.1 x 3.1 inch

• Notes
• 20 Transistoren

• Source of data
• -- Schematic / Radiokatalog Band 2, Ernst Erb

• Author
• Model page created by Gerhard Heigl. See "Data change" for further contributors.

• 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