• Country
• Latvia (Latvia, Riga)

• Manufacturer / Brand
• Peteris Berzins, Riga

• Year
• 1932 ?

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 159616

• Main principle
• Crystal or Solid State Detector; Crystal-detection 1 circuit (no tubes)

• Wave bands
• Broadcast and LongWave in ONE range.

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: D4 - Peteris Berzins, Riga

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 100 x 55 x 140 mm / 3.9 x 2.2 x 5.5 inch

• Author
• Model page created by Zenonas Langaitis. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Peteris Berzins, Riga