• Country
• Germany

• Manufacturer / Brand
• Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München

• Year
• 1931

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

• Radiomuseum.org ID
• 341240

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

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• from Radiomuseum.org
• Model: Sperrkreis Rfz 18 l - Siemens & Halske, -Schuckert

• Notes

• Wellenbereich 300 - 650 m.

  Sperrkreis für Siemens Empfänger 22 und Empfänger 31.

• Price in first year of sale
• 5.00 RM

• Mentioned in
• - - Manufacturers Literature (Siemens Prospekt 1931)

• Author
• Model page created by Andreas Dick. See "Data change" for further contributors.

• Other Models

• Here you find 2523 models, 2120 with images and 1333 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München