Stereo Junior 503

• Country
• Germany

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

• Year
• 1976 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 86674

• Picture
• Schematics

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

• Number of Transistors
• 24

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz

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

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

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

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

• Power out
• 6 W (undistorted)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Stereo Junior 503 - Stern-Radio Sonneberg, VEB,

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 505 x 100 x 217 mm / 19.9 x 3.9 x 8.5 inch

• Notes
• Das Steuergerät Stereo Junior 503 hat eine feste AFC und einen Anschluß für TA/ TB. Extern 2 Boxen 195×295×172 mm; 2× 3 W Sinus-Ausgangsleistung. Gehäuse poliert oder matt. Gehäuse poliert 740 DM, mattiert 720 DM

• Price in first year of sale
• 740.00 DM

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• -- Original prospect or advert

• Literature/Schematics (1)
• Service-DVD Funkverlag B. Hein (RFE Jahrgang 1978 Heft2 Seiten 109 - 114)

• Author
• Model page created by Wolfgang Eckardt. See "Data change" for further contributors.

• 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