Heco SM 540

Data

General

  • Manufacturer: Heco
  • Model: SM 540
  • Type: Loudspeaker
  • Years of manufacture: 1971 - 1973
  • Manufactured in: Schmitten (Germany)
  • Colour: Sanding varnish white, walnut, front aluminium perforated plate anodized
  • Dimensions: 560 x 280 x 200 mm (HxWxD)
  • Weight: 9,7 kg
  • Original price approx.: 348 DM


Technical data

  • Type: 3-way, 3 speakers, closed
  • Chassis:
    • Low frequency: 245 mm cone

Midrange: 130 mm cone Tweeter: 25 mm dome Power handling (nominal/music): 40 W / 50 W Efficiency:

  • Frequency response: 30 - 25'000 Hz
  • Transitional ranges: 650 Hz, 1'600 Hz
  • Impedance: 4 - 8 Ohm


Comments


Pictures

  • Extract from brochure: Heco SM 540

Heco SM-540-Prospekt-1.jpg


Reports

Links