• Country
• Germany

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

• Year
• 1962–1970

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 113961

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

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

• Number of Transistors
• 3

• Semiconductors
• OC75 or. OC604 OC75 or. OC604 OC75 or. OC604

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Powered by external power supply or a main unit. / 10,5 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Tonband-Zusatzverstärker 229 - Grundig Radio-Vertrieb, RVF,

• Shape
• Miscellaneous shapes - described under notes.

• Dimensions (WHD)
• 65 x 35 x 114 mm / 2.6 x 1.4 x 4.5 inch

• Notes
• Einsatz als Vorverstärker im Playback-Betrieb der Tonbandgeräte TK17, TK17L, TK23, TK23L, TK40, TK140 de Luxe, TK145 de Luxe, TK240, TK241 de Luxe und TK2400FM zur Ansteuerung eines Kleinhörers oder einer Endstufe (TA-Eingang eines Rundfunkempfängers).
  Aluminiumgehäuse, hellgrau lackiert.

• Net weight (2.2 lb = 1 kg)
• 0.2 kg / 0 lb 7 oz (0.441 lb)

• Price in first year of sale
• 36.00 DM

• Source of data
• Handbuch VDRG 1962/1963

• Mentioned in
• - - Data from my own collection

• Author
• Model page created by Klaus Ortwein. See "Data change" for further contributors.

• Other Models

• Here you find 6208 models, 5434 with images and 4204 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