• Country
• Germany

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

• Year
• 1928/1929

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 2931

• • Brand: SEL

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 2

• Valves / Tubes
• RE034 RE134

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown); 1 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

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

• Loudspeaker
• - For headphones or amp.

• Material
• Bakelite, TUBES VISIBLE

• from Radiomuseum.org
• Model: Volksfreund 2 ERWV228 - Lorenz; Berlin, Zuffenhausen u

• Dimensions (WHD)
• 172 x 70 x 122 mm / 6.8 x 2.8 x 4.8 inch

• Net weight (2.2 lb = 1 kg)
• 0.6 kg / 1 lb 5.1 oz (1.322 lb)

• Price in first year of sale
• 34.00 RM !

• Source of data
• Radio-Diehr, Berlin, 1928/1929 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Mentioned in
• Katalog Prohaska 1928/29

• Picture reference
• Das Gerät ist im Doppelband "Historische Radios" von Günther Abele abgebildet.

• Other Models

• Here you find 733 models, 588 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.