• Country
• Germany

• Manufacturer / Brand
• Neckermann-Versand KG; Frankfurt a.M.

• Year
• 1964

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 172585

• • Brand: Twen Tone

• Number of Transistors
• 10

• Semiconductors

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Storage and/or dry batteries / 2 x 4,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 10 cm = 3.9 inch

• Power out
• 1.3 W (unknown quality)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Davos 820Y41 - Neckermann-Versand KG;

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

• Dimensions (WHD)
• 280 x 170 x 90 mm / 11 x 6.7 x 3.5 inch

• Notes
• Anschlussbuchsen: Netzadapter, Ohrhörer; Farben: flaschengrün (31), hellbeige (09), nougat (90); 1964: 145DM; 1967: 139,50DM; 1967: Typ 829 Y 00;

• Net weight (2.2 lb = 1 kg)
• 1.890 kg / 4 lb 2.6 oz (4.163 lb)

• Price in first year of sale
• 145.00 DM

• Author
• Model page created by Gerhard Weiss. See "Data change" for further contributors.

• Other Models

• Here you find 558 models, 500 with images and 184 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Neckermann-Versand KG; Frankfurt a.M.