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.
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Spec Sheets | ||||
8281 Spec Sheet - CN
updated: 1月 2021
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8281 Spec Sheet - ENG
updated: 1月 2021
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| 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 |
灵敏度 |
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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