• Year
  • 1954–1957 ?
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 249977

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • 2 Loudspeakers / Ø 15 inch = 38.1 cm
  • from Radiomuseum.org
  • Model: Duplex 604C - Altec Lansing Corp.; Oklahoma
  • Notes
  • The Altec Lancing 604C Duplex is a Dual Concentric Loudspeaker.  The "Duplex" series of loudspeakers combine a low frequency speaker with a high frequency horn and these speakers usually came with a separate crossover network.  The 604C speaker used the N-1600A crossover network.

    Power rating is 35W, 50W peak.  Frequency response is 30Hz to 22kHz.  Impedance is 16 ohms nominal. Recommended crossover frequency is 1.6kHz.

 Collections | Museums | Literature

 Forum