• Country
• Germany

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

• Year
• 1955

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 75592

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

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

• Number of Tubes
• 4

• Valves / Tubes
• ECH81 EF93 EBC91 EL42

• Number of Transistors

• Semiconductors
• B250C75

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 117, 150, 225 Volt

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

• Power out
• 2 W (unknown quality)

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Heim-Boy E - Grundig Radio-Vertrieb, RVF,

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 318 x 184 x 163 mm / 12.5 x 7.2 x 6.4 inch

• Notes

• Export version. 5th tube in advert is refered to metal rectifier.
  Loudspeaker of 8500 Gauss. 9 kHz trap (interference filter).

• Net weight (2.2 lb = 1 kg)
• 4 kg / 8 lb 13 oz (8.811 lb)

• Mentioned in
• MAGAZINE GRUNDIG

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

• Literature/Schematics (2)
• Funk-Technik (FT) (8/1954, S.209 (Bericht Exportempfänger der Messe Hannover))

• Author
• Model page created by Carlos A. Pieroni-García. 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