• Country
• Germany

• Manufacturer / Brand
• Stern-Radio Sonneberg, VEB, RFT; SONRA; -vorm.: EAK (Ostd.) - ex. AEG

• Year
• 1956 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 90842

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

• Number of Tubes
• 7

• Valves / Tubes
• UCC85 UF89 UCH81 UBF80 UM80 UABC80 UL84

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)     11 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• AC/DC-set / 220 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Erfurt 8118/56GWU - Stern-Radio Sonneberg, VEB,

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

• Dimensions (WHD)
• 600 x 440 x 265 mm / 23.6 x 17.3 x 10.4 inch

• Notes
• Selen-Trockengleichrichter, akustische Linse aus Bakelit für Raumklang.

• Source of data
• - - Data from my own collection

• Mentioned in
• Die Geschichte der Rundfunkindustrie der DDR Band 1 1945 - 1967

• Other Models

• Here you find 385 models, 311 with images and 285 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stern-Radio Sonneberg, VEB, RFT; SONRA; -vorm.: EAK (Ostd.) - ex. AEG