6-1/2 inch Octagonal Standard Loudspeaker AD7091 /X4 /X8 /X800

Philips; Eindhoven (tubes international!); Miniwatt

  • Year
  • 1973
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 312350

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

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 6-1/2 inch Octagonal Standard Loudspeaker AD7091 /X4 /X8 /X800 - Philips; Eindhoven tubes
  • Dimensions (WHD)
  • 155.2 x 165.6 x 43.5 mm / 6.1 x 6.5 x 1.7 inch
  • Notes
  • Philips 6-½ inch Octagonal Standard Loudspeaker type AD7091 /X

    Available versions:

    • /X4:       Z= 4 Ω @ 115 Hz
    • /X8:       Z= 8 Ω @ 115 Hz
    • /X800:   Z= 800 Ω @ 115 Hz
  • Net weight (2.2 lb = 1 kg)
  • 0.220 kg / 0 lb 7.8 oz (0.485 lb)
  • Mentioned in
  • -- Original-techn. papers. (Miniwatt Copresa "Altavoces" 1973)
  • Author
  • Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum