• Country
• Germany

• Manufacturer / Brand
• Grundig (Radio-Vertrieb, RVF, Radiowerke); Fürth/Bayern

• Year
• 1980

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 178927

• • alternative name: Grundig Portugal || Grundig USA / Lextronix

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

• Number of Transistors
• 9

• Semiconductors
• HD38998A TBA820

• Main principle
• Superheterodyne (common); ZF/IF 460/10700 kHz

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 220-230 Volt

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

• Power out
• 1 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: SONO CLOCK 50 - Grundig Radio-Vertrieb, RVF,

• Shape
• Tablemodel with Clock ((Alarm-) Clock Radio).

• Dimensions (WHD)
• 250 x 60 x 180 mm / 9.8 x 2.4 x 7.1 inch

• Notes
• Automatische Helligkeitsregelung der LED-Ziffern im Anzeige-Display durch Fototransistor.

• Mentioned in
• -- Original prospect or advert (Grundig Revue 1980)

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

• Author
• Model page created by Heribert Jung. See "Data change" for further contributors.

• Other Models

• Here you find 6218 models, 5451 with images and 4214 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Grundig (Radio-Vertrieb, RVF, Radiowerke); Fürth/Bayern