• Country
• France

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

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 63066

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

• Number of Tubes
• 5

• Valves / Tubes
• 58 2A7 57 47 80

• Main principle
• Superheterodyne (common); ZF/IF 130,5 kHz

• Tuned circuits
• 5 AM circuit(s)

• 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 375 - GMR G.M.R., Georg, Montastier

• Notes

• Ce récepteur a été livrable fin Septembre 1933.

• External source of data
• Serge Laffont/Martin Renoth

• Mentioned in
• -- Original prospect or advert (Publicité 1933)

• Literature/Schematics (1)
• Le grand livre de la TSF (Doctsf Ref 907)

• Literature/Schematics (2)
• Schémathèque Toute la Radio (STR) (No. 10 (année 1934))

• 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