• Country
• Germany

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

• Year
• 1986 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 183849

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

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

• Number of Transistors
• 4

• Semiconductors

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

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

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 220; D: 4x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 9 cm = 3.5 inch

• Power out
• 0.6 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: RR 257 - Grundig Radio-Vertrieb, RVF,

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

• Dimensions (WHD)
• 280 x 170 x 80 mm / 11 x 6.7 x 3.1 inch

• Notes
• Built-in condenser microphone, automatic frequency control AFC, full automatic stop, one touch recording, automatic recording level control. Socket only for the electric cable.

• Net weight (2.2 lb = 1 kg)
• 1.250 kg / 2 lb 12.1 oz (2.753 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Felice Nicolini. See "Data change" for further contributors.

• Other Models

• Here you find 6208 models, 5434 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