• Country
• Germany

• Manufacturer / Brand
• Lange GmbH, Johannes; Plauen i. Vogtland

• Year
• 1929/1930

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 15680

• • alternative name: Vogtländische Radio-Gesellschaft mbH
  • Brand: Longa

• Number of Tubes
• 1

• Valves / Tubes

• Main principle
• Audio-Amplification

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

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: L33 - Lange GmbH, Johannes; Plauen i

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes
• Mikrofon-Vorverstärker, z.B. zu L30 oder L40.

• Price in first year of sale
• 110.00 RM +

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Arlt's grosser Radiokatalog 1930 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Radio Schnorr 1929

• Literature/Schematics (1)
• Arlt Radio-Katalog 1930

• Other Models

• Here you find 126 models, 97 with images and 45 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Lange GmbH, Johannes; Plauen i. Vogtland