• Country
• Germany

• Manufacturer / Brand
• Hartig & Helling, H&H; Essen und Bochum

• Year
• 1993

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 161557

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - Is a Headphone or Earphone

• Material
• Various materials

• from Radiomuseum.org
• Model: Professional CD 1 - Hartig & Helling, H&H; Essen

• Shape
• Miscellaneous shapes - described under notes.

• Notes
• Hifi-Kopfhörer Professional CD 1, Frequenz: 18 - 22.000 Hz, Impedanz: 40 Ohm, Empfindlichkeit: 105 dB, Nennbelastbarkeit: 100 mW.

• Net weight (2.2 lb = 1 kg)
• 0.165 kg / 0 lb 5.8 oz (0.363 lb)

• Price in first year of sale
• 65.00 DM

• Source of data
• -- Original prospect or advert

• Author
• Model page created by Karlheinz Fischer. See "Data change" for further contributors.

• Other Models

• Here you find 68 models, 65 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hartig & Helling, H&H; Essen und Bochum