• Country
• France

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

• Year
• 1935/1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 102868

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

• Number of Tubes
• 5

• Valves / Tubes
• 6D6 6A7 6B7 42 80

• Main principle
• Superheterodyne (common); Reflex

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

• Power type and voltage
• Alternating Current supply (AC)

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Echo 555 - GMR G.M.R., Georg, Montastier

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 370 x 430 x 200 mm / 14.6 x 16.9 x 7.9 inch

• Notes

• Montage reflex. Antifading.

• Mentioned in
• Annales Africaines, 01.11.1935

• Literature/Schematics (1)
• Radio Constructeur et Dépanneur (No. 3, Décembre 1936)

• Author
• Model page created by John Koster. See "Data change" for further contributors.

• 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