• Country
• Germany

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

• Year
• 1966–1970

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 72896

• • 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
• GF122 GF121 GC116 GC121 GD170

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

• Tuned circuits
• 9 AM circuit(s)

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

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6; 12 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 3 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Konstant A120 - Stern-Radio Berlin, VEB, RFT,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 185 x 75 x 130 mm / 7.3 x 3 x 5.1 inch

• Notes
• Transistoren teilweise mehrfach vorhanden.
  Potentialumschaltung möglich, Lautsprecher wahlweise 4 oder 2 Ohm. KW nur 49-m-Band 9 Kreise, davon 1 variabel; MW 8 Kreise, davon 3 variabel.

• Net weight (2.2 lb = 1 kg)
• 2 kg / 4 lb 6.5 oz (4.405 lb)

• Source of data
• -- Original-techn. papers. / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• -- Original prospect or advert

• Author
• Model page created by Michael Seiffert. See "Data change" for further contributors.

• Other Models

• Here you find 233 models, 215 with images and 175 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