Heco Professional 650 specifications

Category : Speakers

Brand : Heco

General

Tech nical data

Special features

  • Manufacturer: Heco
  • Model: Professional 650
  • Type: Loudspeaker
  • Years of construction: 1978 - 1981
  • Made in: Germany
  • Color: Walnut, Black, Front grille Aluminum
  • Dimensions: 500 x 310 x 270 mm (HxWxD)
  • Weight: 13.5 kg
  • New price approx.: 650 DM
  • Type of construction: 3-way, 3 loudspeakers, closed
  • Chassis:
    • Woofer: 245 mm (cone)
    • Midrange driver: 50 mm (dome)
    • Tweeter: 19 mm (dome)
  • Load capacity ( Nominal/Music): 80 W / 120 W
  • Efficiency: 89 dB / 1 W / 1 m
  • Frequency response: 25 - 25'000 Hz
  • Transition ranges: 700 / 3'000 Hz
  • Impedance: 4 ohms
  • Woofer: 245 mm (cone)
  • Midrange driver: 50 mm (dome)
  • Tweeter: 19 mm (dome)
    Removable front grille
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