• Country
• Germany

• Manufacturer / Brand
• Apparatebau Backnang GmbH, Star-Radio, Backnang-Neuschöntal (Württ.)

• Year
• 1951/1952

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 13950

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

• Number of Tubes
• 4

• Valves / Tubes
• DK91 DF91 DAF91 DL92

• Number of Transistors

• Semiconductors
• 120/20 M20/7,5-0,25

• Main principle
• Superheterodyne (common); ZF/IF 472 kHz

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Line / Batteries (any type) / AC 110; 220 / 1,5 & 67,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 11 cm = 4.3 inch

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Trabant 51 - Apparatebau Backnang GmbH,

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

• Dimensions (WHD)
• 240 x 165 x 90 mm / 9.4 x 6.5 x 3.5 inch

• Notes
• Alternative Röhren-Bestückung: 1R5, 1T5, 1S5, 3S4.
  Eingebaute Rahmenantenne; siehe auch Luxus-Ausführung mit Veloursüberzug.

• Net weight (2.2 lb = 1 kg)
• 2.7 kg / 5 lb 15.2 oz (5.947 lb)

• Price in first year of sale
• 196.00 DM

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Kat.d.Rundf.GrossH.1951/52 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Funkschau (5107)

• Literature/Schematics (1)
• -- Original prospect or advert

• Picture reference
• Das Gerät ist im Doppelband "Historische Radios" von Günther Abele abgebildet.

• Other Models

• Here you find 32 models, 24 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Apparatebau Backnang GmbH, Star-Radio, Backnang-Neuschöntal (Württ.)