• Country
• France

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

• Year
• 1938 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 235349

• Number of Tubes
• 8

• Valves / Tubes
• 6E8 6M7 6H8 6J5 6AF7 6V6 6V6 5Y3GB

• Conflicting model year with tube data.
• The model date contradicts tube dates. [ 6H8 (1939) 6M7 (1940) 6AF7 (1939)]

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 145; 220; 240 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Emeraude 88 - GMR G.M.R., Georg, Montastier

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 620 x 360 x 280 mm / 24.4 x 14.2 x 11 inch

• Net weight (2.2 lb = 1 kg)
• 18 kg / 39 lb 10.4 oz (39.648 lb)

• Other Models

• Here you find 130 models, 102 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