• Country
• France

• Manufacturer / Brand
• AL-MA, A. Marquer; Montreuil

• Year
• 1925 ?

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 115487

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Magnetic loudspeaker (reed) generic. / Ø 60 cm = 23.6 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: D4 - AL-MA, A. Marquer; Montreuil

• Shape
• Tablemodel, with any shape - general.

• Notes
• HP électromagnétique de grand luxe acajou verni ø 60 cm.

• Mentioned in
• Le Guide du Collectionneur TSF Biraud/Foster, Vol. II (page 413)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 4 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from AL-MA, A. Marquer; Montreuil