• Country
• France

• Manufacturer / Brand
• GMR (G.M.R.), Georg, Montastier et Rouge; Montrouge, Paris

• Year
• 1929/1930

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 329204

• Number of Tubes
• 4

• Valves / Tubes

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Voxa - GMR G.M.R., Georg, Montastier

• Shape
• Tablemodel, with any shape - general.

• Notes

• Amplificateur de phonographe sur mallette.

• Price in first year of sale
• 1,850.00 FRF

• Mentioned in
• -- Original prospect or advert (Radio-Magazine 29.10.1929)

• Other Models

• Here you find 130 models, 103 with images and 30 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from GMR (G.M.R.), Georg, Montastier et Rouge; Montrouge, Paris