• Country
• Germany

• Manufacturer / Brand
• Preh jun., Jakob; Neustadt

• Year
• 1932

• Category
• Radio module post 1925 (not a part, not a key)

• Radiomuseum.org ID
• 372000

• Main principle
• RF-Circuit or wave trap (separate, can also be an antenna with amp.)

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Sperrkreis Filtron - Preh jun., Jakob; Neustadt

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Price in first year of sale
• 9.00 RM

• Mentioned in
• Die Sendung (1932, Heft 15)

• Author
• Model page created by a member from D. See "Data change" for further contributors.

• Other Models

• Here you find 34 models, 31 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Preh jun., Jakob; Neustadt