• Country
• Germany

• Manufacturer / Brand
• Heco, Hennel & Co. KG; Schmitten, Pulheim (auch Berlin)

• Year
• 1955/1956

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 141553

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 cm = 4.7 inch

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Rundlautsprecher - Heco, Hennel & Co. KG;

• Shape
• Miscellaneous shapes - described under notes.

• Notes
• Durchmesser Gehäuse: 17,5cm; Material: Bakelit braun.

• Net weight (2.2 lb = 1 kg)
• 0.8 kg / 1 lb 12.2 oz (1.762 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Wilfried Winter. See "Data change" for further contributors.

• Other Models

• Here you find 138 models, 136 with images and 23 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Heco, Hennel & Co. KG; Schmitten, Pulheim (auch Berlin)