• Country
• Germany

• Manufacturer / Brand
• Graetz Radio, Berlin Treptow SO36, Vorkrieg

• Year
• 1939/1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 1697

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

• Number of Tubes
• 5

• Valves / Tubes
• ECH11 EBF11 CL4 CY1 EFM11

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• AC/DC-set / 110, 125, 150, 220, 240 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Tastensuper 51GWT - Graetz Radio, Berlin Treptow

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 580 x 395 x 294 mm / 22.8 x 15.6 x 11.6 inch

• Notes
• 6 Tasten für Mittelwelle, 2 Tasten für Langwelle

• Net weight (2.2 lb = 1 kg)
• 15.3 kg / 33 lb 11.2 oz (33.7 lb)

• Price in first year of sale
• 329.00 RM

• Source of data
• Handbuch WDRG 1939 / Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Other Models

• Here you find 75 models, 68 with images and 60 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Graetz Radio, Berlin Treptow SO36, Vorkrieg