JBL Control 18C/T Two-Way 8-Inch Coaxial Ceiling Loudspeaker
The Control 18C/T is a two-way 8-Inch coaxial ceiling loudspeaker, from the Control Contractor installed range. Transducers are LF Driver: 200 mm (8.0 in) HF Driver: 25 mm (1.0 in). Nominal coverage is 90 degrees conical. Frequency range is 58 Hz - 20 kHz. JBL rates it at IEC System Long-Term Ratings (low-Z direct): 180 Watts Continuous Program Power 90 Watts Continuous Pink Noise (360W peak), 100 hr. Maximum SPL at 1 m is 112 dB (low-impedance, 118 dB peak) 110 dB (top 70V/100V tap).
Transformer taps are 60 W, 30 W, 15 W @ 70V or 100V (plus 7.5 W @ 70V only). Connections are Removable locking 4-pin connector with screw-down terminals. Max wire size 12 AWG (2.5 mm2). It measures 307 mm diameter x 274 mm depth from back of baffle (12.1 in diameter x 10.8 in depth). Net weight is 6.4 kg (14.1 lbs, one speaker). Ordering covers CONTROL18C/T and Black; pick the one you need above and the SKU and price follow your choice.
| Type | Two-Way 8-Inch Coaxial Ceiling Loudspeaker |
|---|---|
| Frequency Range (-10dB) | 58 Hz - 20 kHz |
| Frequency Response (+/-3 dB) | 80 Hz - 16 kHz |
| Power Rating | IEC System Long-Term Ratings (low-Z direct): 180 Watts Continuous Program Power 90 Watts Continuous Pink Noise (360W peak), 100 hr |
| Maximum Input Voltage | 31.8 V RMS (2hrs), 63.6 V peak |
| Sensitivity | 92 dB (1kHz - 16 kHz) |
| Coverage Angle | 90 degrees conical |
| Directivity Factor (Q) | 6.0 |
| Directivity Index (DI) | 7.8 dB |









