• Country
• Germany

• Manufacturer / Brand
• Stern-Radio Berlin, VEB, RFT, (Kombinat); - vorm. Phonetika Radio (Ostd.) - vorm. Loewe Opta AG

• Year
• 1990

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 102593

• • alternative name: Phonetika Radio Berlin, VEB; Berlin, (Ostd.)

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

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

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 220 / 6 × 1,5 Volt

• Loudspeaker
• 2 Loudspeakers

• Power out
• 2.5 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: SDKR4000 - Stern-Radio Berlin, VEB, RFT,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 540 x 160 x 126 mm / 21.3 x 6.3 x 5 inch

• Notes
• Stereo Radiokassettenrecorder, eingebautes Mikrofon, 2 Kassettenlaufwerke. Nur als Musterserie gefertigt.

• Net weight (2.2 lb = 1 kg)
• 4.6 kg / 10 lb 2.1 oz (10.132 lb)

• Source of data
• -- Collector info (Sammler)

• Author
• Model page created by Mario Spitzer. See "Data change" for further contributors.

• Other Models

• Here you find 233 models, 215 with images and 174 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stern-Radio Berlin, VEB, RFT, (Kombinat); - vorm. Phonetika Radio (Ostd.) - vorm. Loewe Opta AG