• Country
• Germany

• Manufacturer / Brand
• Graetz Radio GmbH; Berlin-Treptow SO36, Vorkrieg

• Year
• 1928/1929

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 1649

• Number of Tubes
• 2

• Valves / Tubes

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• Direct Current supply (DC) / 220 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• TUBES VISIBLE, material not known.

• from Radiomuseum.org
• Model: Netzanschluss-Empfänger 3132 [Gleichstrom] - Graetz Radio GmbH; Berlin-

• Shape
• Tablemodel, with any shape - general.

• Notes

• [514] = plus Vorschaltglühlampe

  Siehe auch Graetz Netzanschluss-Empfänger Nr. 3131 für Wechselstrom-Betrieb.

• Source of data
• Katalog Prohaska 1928/29 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• -- Original prospect or advert (Graetz Prospektblatt 8.1928)

• Literature/Schematics (2)
• Kat. Radio-WEB 1928 (1928/29, S.293, (ohne Abb.))

• Other Models

• Here you find 75 models, 71 with images and 60 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Graetz Radio GmbH; Berlin-Treptow SO36, Vorkrieg