• Country
• Germany

• Manufacturer / Brand
• Lorenz; Berlin, Zuffenhausen u.a.

• Year
• 1928/1929

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 2937

• • Brand: SEL

• Number of Tubes
• 3

• Valves / Tubes

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown); 2 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Volksfreund - Lorenz; Berlin, Zuffenhausen u

• Notes
• siehe auch offenes Gerät; Wid.Koppl.

• Price in first year of sale
• 50.00 RM !

• Source of data
• Radio Schnorr 1929 / Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 733 models, 587 with images and 359 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Lorenz; Berlin, Zuffenhausen u.a.