• Country
• Germany

• Manufacturer / Brand
• Stern-Radio Rochlitz, VEB, RFT, (Ostd.) - vorm. Graetz AG

• Year
• 1950/1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 16679

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

• Number of Tubes
• 8

• Valves / Tubes
• EF13 ECH11 EBF11 EF12 EM11 EL11 EL11 AZ12 or EZ12

• Main principle
• Superhet with RF-stage; ZF/IF 468 kHz

• Tuned circuits
• 8 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and more than two Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• 2 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: Stern 7E81-D [8 Rö. EF13] - Stern-Radio Rochlitz, VEB, RFT

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

• Dimensions (WHD)
• 660 x 410 x 340 mm / 26 x 16.1 x 13.4 inch

• Notes
• 3 x KW

• Net weight (2.2 lb = 1 kg)
• 25 kg / 55 lb 1.1 oz (55.066 lb)

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Literature/Schematics (1)
• -- Original-techn. papers.

• Other Models

• Here you find 112 models, 101 with images and 88 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stern-Radio Rochlitz, VEB, RFT, (Ostd.) - vorm. Graetz AG