• Country
• Germany

• Manufacturer / Brand
• Braun; Frankfurt

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 1230

• Number of Tubes
• 5

• Valves / Tubes
• KK2 KF4 KF3 KC3 KDD1

• Main principle
• Superheterodyne (common); ZF/IF 488 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Storage and/or dry batteries / 120 / 2 Volt

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

• from Radiomuseum.org
• Model: Koffer-Super BSK 337 - Braun; Frankfurt

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

• Dimensions (WHD)
• 400 x 300 x 190 mm / 15.7 x 11.8 x 7.5 inch

• Notes
• Steht im Prospekt, aber Produktion ungewiss. Beide Schreibweisen kommen vor: BSK und BKS!

• Net weight (2.2 lb = 1 kg)
• 7.8 kg / 17 lb 2.9 oz (17.181 lb)

• Price in first year of sale
• 241.00 RM

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 1061 models, 931 with images and 652 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Braun; Frankfurt