Loudspeaker BC1

Spendor Audio Systems Ltd.; Redhill

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  • Year
  • 1969–1994
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 324803

 Technical Specifications

  • Wave bands
  • - without
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • 3 Loudspeakers
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Loudspeaker BC1 - Spendor Audio Systems Ltd.;
  • Shape
  • Console with any shape - in general
  • Dimensions (WHD)
  • 300 x 635 x 300 mm / 11.8 x 25 x 11.8 inch
  • Notes

  • Standmount hi-fi stereo 3 way bass reflex loudpeakers housed in wood veneered cabinets with stands. Factory finishes included teak, walnut, rosewood and black oak.

    The original BC1 design lacked the Coles 4001G tweeter but few were built. A limited edition version of this version was re-released in 1994 as the Spendor BC1/69. 

    Upgrades

    1) A change from white PVC to black surround at S/N 7,396 (mid 1975)
    2) It was uprated to 55W power handling from S/N 13,000 (June 1977, and the magnet
    colour changed from blue to red to signify this)
    3) Ferrite magnets were employed from S/N 20,600

    The final serial number in 1994 was 27,024.

    Spendor BC1 Specification
    Impedance 8 ohms nominal
    HF Drive Units: Coles 4001G, Celestion HF1300
    LF Drive Unit: Spendor 200mm, 26mm coil
    Sensitivity 84dB/1W/1m (74dB/1V/1m)
    Power handling 55W
    Frequency response 50Hz to 15kHz
    Crossover point 3kHz and 13kHz
    Pair matching within 1dB

  • Net weight (2.2 lb = 1 kg)
  • 14 kg / 30 lb 13.4 oz (30.837 lb)
  • Literature/Schematics (1)
  • -- Original-techn. papers. (Spencer Hughes article)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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