• Country
• Germany

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

• Year
• 1974–1976 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 93145

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

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

• Number of Transistors
• 8

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Dry Batteries / 4 × 1,5 Volt

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

• Power out
• 0.14 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Stern 4000 - Stern-Radio Berlin, VEB, RFT,

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 165 x 85 x 38 mm / 6.5 x 3.3 x 1.5 inch

• Notes
• Taschenempfänger für Mittelwelle und 49-m-Band. Nachfolger von Stern Junior und Stern Sport.

• Net weight (2.2 lb = 1 kg)
• 0.5 kg / 1 lb 1.6 oz (1.101 lb)

• Price in first year of sale
• 140.00 DM

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

• Mentioned in
• -- Original prospect or advert

• Literature/Schematics (1)
• Funkverlag Hein, Service-CD Portable

• Literature/Schematics (2)
• Das Kofferradio in der DDR (B.3 Geschichte der Rundfunkind. der DDR)

• 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