BBC Monitor Loudspeaker LS3/5A

Rogers, Catford (see also Rogers Birmingham)

  • Year
  • 1975
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 288268

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • 2 Loudspeakers
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: BBC Monitor Loudspeaker LS3/5A - Rogers, Catford see also
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 190 x 310 x 160 mm / 7.5 x 12.2 x 6.3 inch
  • Notes
  • Small loudspeaker developed by the BBC to monitor and assess broadcast quality. Rogers (and other manufacturers) were granted a licence to build and market them commercially in 1975.

    Drive units:
    • 19mm Mylar-dome tweeter KEF T27 SP1032 (KEF B110 SP1228 1987 onwards)
    • 110mm Bextrene-cone woofer KEF B110 SP1003)
    Frequency response: 80 Hz - 20 kHz ± 3 dB at 1 m with grilles on.
    Sensitivity: 82 dB/W/m.
    Nominal impedance: 15 ohms (1977-1987); 11 ohms (1987 onward).
    Amplifier requirements: 50 W maximum.
    Internal volume: 5 litres
  • Net weight (2.2 lb = 1 kg)
  • 11 lb 7 oz (11.437 lb) / 5.193 kg
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum