• Country
• Germany

• Manufacturer / Brand
• Akkord-Radio + Akkord Elektronik (Radios)

• Year
• 1951/1952

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 313

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

• Number of Tubes
• 4

• Valves / Tubes
• DK91 DF91 DAF91 DL92

• Number of Transistors

• Semiconductors
• Tr.Gl.=Metal-rectif.

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Line / Batteries (any type) / AC/DC 110-220 /9 & 75 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 13 cm = 5.1 inch

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

• from Radiomuseum.org
• Model: Offenbach 51 Luxus - Akkord-Radio + Akkord

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

• Dimensions (WHD)
• 305 x 205 x 110 mm / 12 x 8.1 x 4.3 inch

• Notes
• Alternative Röhren-Bestückung: 1R5, 1T4, 1S5, 3S4.
  Leder; siehe auch Standard-Ausführung mit Kunstleder-Bezug.

• Net weight (2.2 lb = 1 kg)
• 3.6 kg / 7 lb 14.9 oz (7.93 lb)

• Price in first year of sale
• 278.00 DM

• Source of data
• Kat.d.Rundf.GrossH.1951/52 / Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 200 models, 181 with images and 140 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Akkord-Radio + Akkord Elektronik (Radios)