• Year
  • 1933 ??
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 201271

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - Is a Headphone or Earphone
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: Extra - Unknown - CUSTOM BUILT:
  • Dimensions (WHD)
  • 60 x 25 x 0 mm / 2.4 x 1 x 0 inch
  • Notes
  • Impedance: 4000 Ohm.
  • Net weight (2.2 lb = 1 kg)
  • 0.240 kg / 0 lb 8.5 oz (0.529 lb)

 Collections | Museums | Literature

 Forum