Sony APM-77 W specifications

Category : Speakers

Brand : Sony

General

Tech nical data

Special features

  • Manufacturer: Sony
  • Model: APM-77, APM-77 W
  • Type: Loudspeaker
  • Years of construction: 1981 - 1988
  • Manufactured in: Japan
  • Colors: American Walnut, Black
  • Dimensions: 405 x 745 x 325 mm (WxHxD)
  • Weight: 34.5 kg
  • Factory price approx.: 1'998 DM per piece
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  • Type of construction: 3-way bass reflex
  • Chassis:
    • Woofer: 230 x 230 mm Flat diaphragm with 4 voice coils
    • Midrange: 52 x 52 mm flat diaphragm
    • Tweeter: 26 x 26 mm flat diaphragm
  • Load capacity (nominal/music b.): 100 W / 200 W
  • Efficiency: 90 dB / W / m
  • Frequency response: 28 - 30'000 Hz
  • Transition ranges: 700 Hz, 4'500 Hz
  • Impedance: 6 ohms
    • Woofer: 230 x 230 mm flat diaphragm with 4 voice coils
    • Midrange: 52 x 52 mm Flat diaphragm
    • Tweeter: 26 x 26 mm Flat diaphragm
      Square flat diaphragms
    • Level controls for midrange and tweeter
    • Other models of the same series:
    • Sony APM-6
    • Sony APM-8
    • 4ad683f6a1f35166512d97260d78d1e3
    • 120fd31ea0bb4b1d4658a09e0c741a04
    • Sony APM-6 6 ES
    • Sony APM-77 W
    • 88f387f60a82f7b0d66b858c222b8131
    • f68968dc6f2f8a00252689c2976526f2
    • Excerpt from brochure: Sony APM-77
    • External link to website "The Vintage Knob": [1]

    Sony APM-77 W

    Sony APM-77 W


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