8” High-Output Two-Way Full-Range Cinema Surround Speaker


8” High-Output Two-Way Full-Range Cinema Surround Speaker

JBL 8281 cinema surround speaker offers high power handling, high sensitivity, and extended bass response in a very compact enclosure. The two-way 8281's reliability and performance features position it as the ideal low cost compact surround for the extended dynamic range required by digital sound formats.


  • 65 Hz to 20 kHz Frequency Range
  • High Sensitivity, 90 dB SPL, 1 W, 1 m (3.3 ft)
  • High Power Handling Capability: 150 watts continuous pink noise
  • Convenient mounting design uses JBL QuickMount™, Omnimount® or APC Multimount brackets
  • Special cabinet shape incorporates 20° angled front baffle
  • SMPTE/ISO2969 Curve X high frequency de-emphasis
  • Wedge profile, rigid MDF enclosure with vinyl lamination enclosure
  • Input terminals located on top of cabinet for quick access
  • Uniform horizontal and vertical coverage
  • Cost effective movie sound track sound reproduction for basic cinema and small-to-mid sized auditoriums


  Version Language Size Uploaded
Spec Sheets
file type icon 8281 Spec Sheet - CN
updated: 1月 2021
    767.5 KB 1月 2021
file type icon 8281 Spec Sheet - ENG
updated: 1月 2021
    1023.7 KB 1月 2021

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Parts & Service


频率范围 (-10dB) 65 Hz - 18 kHz
Frequency Response (±3 dB) 75 Hz - 12 kHz
Power Rating (Cont. Pink Noise/Program/Peak) 150 W continuous pink noise; 600 W peak


90 dB-SPL free-field
标称阻抗 8 ohms
最大SPL峰值 118 dB, @ 1 m (3.3 ft) 124 dB peak
水平覆盖角度 (-6dB) 100° averaged 400 Hz to 12 kHz
垂直覆盖角度 (-6dB) 90° averaged 400 Hz to 12 kHz
分频点 3000 Hz
高频率轮廓 ISO2969 Curve X surround contour
极性 EIA (Positive voltage to RED terminal gives forward cone motion)
低频单元 Nominal Diameter: 200 mm (8 in) 38 mm (1.5 in) voice coill
高频单元 Nominal Diameter: 75 mm (3 in) 13 mm (0.5 in) voice coil
辐射角 Nominal 20° when mounted flush on back panel
音箱材料 Vinyl laminated MDF
网罩 Black DuraFlex™ finish
输入接口 2-way binding posts
尺寸(高 x 宽 x 厚) 410 mm x 343 mm x 246 mm (16.1 in x 13.5 in x 9.7 in)
Net Weight (each) 6.6 kg ( 14.5 lbs.)


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8” High-Output Two-Way Full-Range Cinema Surround Speaker