• Country
• Germany

• Manufacturer / Brand
• Graetz, Berlin Treptow; VEB RFT Graetz

• Year
• 1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 16603

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH11 EBF11 EF13 EL11 EM11 AZ11

• Main principle
• Superheterodyne (common); ZF/IF 473 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 127/220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• from Radiomuseum.org
• Model: 81W/M [6 Röhren] - Graetz, Berlin Treptow; VEB

• Notes
• [FT5107B]

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Mentioned in
• Funk-Technik (FT) (5107)

• Literature/Schematics (1)
• -- Schematic

• Other Models

• Here you find 23 models, 14 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Graetz, Berlin Treptow; VEB RFT Graetz