JBL 最强大的录音室低音炮，具有极高的连续输出和极端的低频响应。
JBL 推出其最强大的录音室低音炮，适用于需要极高连续输出和极端低频响应的应用。SUB18 的室内响应低于 18Hz，峰值输出为 137 dB，为要求苛刻的舞曲制作提供了前所未有的性能，同时提供电影后期制作应用所需的卓越精准度。作为 JBL M2 主参考监听系统的附加产品，SUB18 使系统输出增加三倍。
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零件与服务
性能
| In-room response (2π) | Below 18 Hz |
| Frequency Response, -10 dB (4π measurement) | 20.6 Hz |
| Frequency Response, -6 dB (4π measurement) | 23.1 Hz |
| 最大SPL峰值 | 137 dB SPL |
| System Input Power Rating, AES/2 Hr.: | LF 2000W continuous/8000W peak |
灵敏度 |
92dB @ 1m, 2.83 V |
| Amplifier Power Rating | 3,500 to 4,000W into 8Ω |
| Recommended Signal Processing | Crown iTech HD Power Amplification. Preset for use with JBL M2 available |
| 低频驱动单元 | One JBL model 2269H, 18-inch (457 mm); 100mm (4-inch) dual voice coils, dual neodymium magnets. Differential Drive® Direct Cooled™ |
| 额定阻抗 | 8Ω |
| Enclosure | 18mm 11-ply Baltic Birch Plywood |
| 外观颜色 | Black Lacquer |
| 输入接口 | 2 ea. Push Terminals |
| Recommended Wire | 12-Gauge |
| Dimensions HxWxD (including feet) | 27 x 30 x 24 inches (685 x 762 x 620 mm) |
| Net Weight (each) | 100 lbs ( 45 kg) |
| Frequency Response (±3 dB) | 18 Hz @ 2π |
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