• 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
• 62863

• • Brand: Elektrot.Fabrik Ludwig Neumann

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

• Number of Transistors
• 9

• Semiconductors
• 2SC784 2SC785 2SC381 CS1312 2SC381 CS1312 LM1410 LM1403 LM1404

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

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

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Line / Batteries (any type) / 220 / 4 x 1,5 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR280 Netzautomatic Type 52330451 - Ingelen, Elektrotechnische

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

• Dimensions (WHD)
• 212 x 116 x 50 mm / 8.3 x 4.6 x 2 inch

• Notes

• Der Transistor T306 ist im Schaltplan falsch mit CS13121 bezeichnet.
  Richtig ist der Transistor CS1312 I, das ist auch bei der Sockelangabe am Schaltplan richtig bezeichnet.

• Net weight (2.2 lb = 1 kg)
• 0.7 kg / 1 lb 8.7 oz (1.542 lb)

• Source of data
• Radiokatalog Band 2, Ernst Erb

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

• 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