• Country
• Argentina

• Manufacturer / Brand
• Casa B. Magdalena (Air King); Buenos Aires

• Year
• 1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 291983

• Number of Tubes
• 6

• Valves / Tubes
• 6A8 6K7 6H6 6F5 6F6 5Z4

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm

• Power out
• 5 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: AK-70-u [6 valve AC] - Casa B. Magdalena Air King;

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 340 x 430 x 240 mm / 13.4 x 16.9 x 9.4 inch

• Price in first year of sale
• 90.00 M/N ARG

• Mentioned in
• -- Original prospect or advert (Catalogo del fabricante)

• Author
• Model page created by Heriberto Tavella. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Casa B. Magdalena (Air King); Buenos Aires