• Country
• Germany

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

• Year
• 1973–1976

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 29160

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

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

• Number of Transistors
• 14

• Semiconductors
• BC239 BC308 BC238 AC121 AC187 AC188 BD135 B20C550

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 120-127; 220-230 / 5 × 1,5 or 6 (Akku) Volt

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

• Power out
• 1.2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: C420 Automatic - Grundig Radio-Vertrieb, RVF,

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

• Dimensions (WHD)
• 310 x 60 x 200 mm / 12.2 x 2.4 x 7.9 inch

• Notes

• Im Grundig Cassetten-Tonbandgerät C420 Automaticist ein Kondensator-Mikrofon eingebaut; automatische Aussteuerung; Übertragungsbereich: 80-10000 Hz. Spezialtonkopf für synchrone Diavertonung mittels Impulssystem, Tricktechnik; Batterie-Akku-Netzbetrieb (Akku: Dryfit PC 3Cx2U 6 V).

  Transistoren nur einmal pro Typ gelistet.

• Net weight (2.2 lb = 1 kg)
• 3 kg / 6 lb 9.7 oz (6.608 lb)

• External source of data
• Erb

• Source of data
• Katalog RFP 1973

• Mentioned in
• Handbuch VDRG 1974/1975 (und 1975/76)

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

• Other Models

• Here you find 6209 models, 5438 with images and 4205 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