JBL Marquis Dance Club 系列是专为舞厅夜店市场设计的先进扬声器系统产品线。MD2 为中高频模块，采用两只 JBL 八英寸 2169H Differential Drive® 换能器实现中频段重放，并配备 2453H-SL 负责高频重放，覆盖 300 Hz 至 20 kHz 的频率范围。MD2 应与 MD1 超高音模块、MD3 低频系统及 MD7 超大输出功率低音炮系统配合使用。所有单元组合后，即构成高能量五分频舞厅音响系统，呈现前所未有的保真度、清晰度以及令人惊叹的纯净音质。
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Marquis Dance Brochure
更新: 4月 2026
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MD2 Spec Sheet
更新: 4月 2026
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| 频率范围 (-10dB) | 270 Hz – 20 kHz |
| 额定功率 | MF: 700 W HF: 100 W |
| 覆盖范围 | Hor. 90° (-6 dB)Vert. 20° up, 30° down (-6 dB) |
| Frequency Response (±3 dB) | 320 Hz – 20 kHz |
| Maximum SPL (1m) | MF: 137 dB continuous (143 dB peak)HF: 133 dB continuous (139 dB peak) |
| Directivity Factor (Q) | 10 |
| Directivity Index (dB) | 10 |
| Crossover Frequencies | 300 Hz, 1.5 kHz |
| Mid Frequency Driver | 2 x 2169H, 200 mm (8 in) Differential Drive® Neodymium magnet with dual 76 mm (3 in) dual voice coil |
| HF 驱动程序 | 1 x JBL 2453H-SL, 38 mm (1.5 in) exit compression driver, 100 mm (4 in) voice coil and Neodymium magnet. |
| 标称阻抗 | MF: 4 ohms; HF: 8 ohms |
灵敏度 |
MF: 112 dB SPL, 2.83V (2W) @ 1m (3.3 ft)HF: 113 dB SPL, 2.83V (1W) @ 1m (3.3 ft) |
| Enclosure | Trapezoidal cabinet, 16 mm (5/8 in) exterior grade 11-ply birch plywood |
| Suspension Attachment | 20 x M10 threaded hardware points (5 top, 5 bottom, 4 each side and 2 on the back) |
| 外观颜色 | Black DuraFlex™ finish. |
| 网罩 | Powder coated 14 gauge perforated steel. |
| Input Connector | NL4 Neutrik Speakon® and CE-compliant covered barrier strip terminals. Barrier terminals accept up to 5.2 sq mm (10 AWG) wire or max width 9 mm (.375 in) spade lugs. NL4 in parallel with barrier strip. |
| 尺寸（高 x 宽 x 厚） | 1143 mm x 844.8 mm x 508.5 mm (45 in x 33.3 x 20 in) |
| 重量 | 52.2 kg (115 lb) |
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