Control 40CS/T 是一款直接辐射式 8 英寸高性能低音炮，内置无源分频网络，可作为低音炮-卫星系统的组成部分使用。与 Control 42 配套使用时，Control 40CS/T 可构成音质极为自然、输出强劲的低音炮-卫星系统，特别适用于需要宽频带、卓越声学表现且视觉干扰最小的应用场景。该系统亦可采用有源分频设计，与 Control Contractor 吸顶式系列其他产品配合使用，获得更为出色的低频响应；并可在 70V / 100V 定压音频分布线路或直接驱动模式下工作。
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| 频率范围 | 32 Hz - 300 Hz |
| 额定功率 | IEC System Long-Term Ratings (low-Z direct): 200 Watts Continuous Program Power 100 Watts Continuous Pink Noise(400W peak), 100 hr |
灵敏度 |
95 dB (near corner), 89 dB (center of ceiling) |
| 变压器抽头 | 80W, 40W, 20W (& 10W at 70V only) |
| 阻抗 | 8 ohms (in bypass mode) |
| Drivers | 200 mm (8 in) subwoofer |
| 端接 | Screw-down removable locking clip-in connector |
| Satellite Outputs | Connectors for 2 or 4 Control 42C satellite speakers |
随附配件 |
C-rings, tile rails, paint shield, cutout template, grille |
| Dimensions (Diameter x Depth) | 332mm Diameter x 338mm Diameter Depth (13.1 in x 13.3 in) |
| 变压器抽头 | 80 W 40 W, 20 W, (& 10 W @ 70V), plus transformer bypass |
| Maximum SPL (1m) | 109 dB (low-impedance, 115 dB peak, center of ceiling) 115 dB (low-impedance, 121 dB peak near corner) 108 dB (70V/100V, center of ceiling) 114 dB (70V/100V near corner) |
| 输入接口 | 6 removeable locking 2-pin connectors with screwdown terminals. |
| 颜色 | White |
| Safety Agency | Suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA 70. S7232/UL Listed, Signaling Speaker. Transformer UL registered per UL1876. In accordance with IEC60849/EN60849. |
| Backcan | formed steel (included "blind-mount") |
| Baffle/Rim | ABS baffle with UL94-V0 and UL94-5VB flame class fire rating. |
| Ceiling Cutout Size | 307 mm Diameter (12.1 in) (cardboard cutout template included) |
| Optional Accessories | MTC-19NC New Construction Bracket, MTC-19MR Mud Ring Construction Bracket |
| Plenum Usage | Yes, backcan included |
| 覆盖角度 | Omnidirectional |
MTC-48TRx12 为配件安装导轨，用于将 JBL 多款吸顶扬声器安装于悬吊式吊顶应用中的 4 英尺 x 4 英尺
（1200 x 1200 毫米；48 x 48 英寸）吊顶板上。
MTC-48TRx12 Spec Sheet (revB)
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版本 A,
更新: 3月 2026
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