| |
Frequency Range (-10 dB) |
74 Hz – 20 kHz |
| |
Power Capacity (at low-Z) |
60 Watts Continuous Program Power
30 Watts Continuous Pink Noise |
| |
Transformer Taps |
25 W, 12.5 W, 6.3 W @ 70V or 100V
(plus 3.2 W @ 70V only) |
| |
Frequency Response (±3 dB) |
100 Hz – 20 kHz |
| |
Nominal Sensitivity |
87 dB |
| |
Nominal Coverage Angle |
120° conical coverage |
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Directivity Factor (Q) |
7.6 |
| |
Directivity Index (DI) |
8.1 dB |
| |
Rated Maximum SPL |
102 dB @ 1 m (3.3 ft) average, 108 dB peak |
| |
Nominal Impedance |
8 ohms (in direct/bypass 8Ω setting) |
| |
Crossover Network |
12 dB/oct (2nd order) low-pass to LF driver,
12 dB/oct (2nd order) high-pass to HF driver |
| |
LF Driver |
100 mm (4.0 inch) with polypropylene cone, butyl rubber surround, anodized aluminum voice coil former, high temperature voice coil |
| |
HF Driver |
19 mm (3/4 in), highly-damped treated-silk dome, Kapton™ voice coil, liquid cooling, wide dispersion waveguide |
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Input Connector |
Removable locking 4-pin connector with screw-down terminals.
Max wire size 12 AWG (2.5 mm2) |
| |
Connector Wiring |
Pin 1 = + In; Pin 2 = - In; Pin 3 = + Loop Thru; Pin 4 = - Loop Thru |
| |
Strain Reliefs |
Strain relief for two cables or two flex conduits via coupled clamping mechanism |
| |
Materials |
ABS baffle with UL94-V0 and UL94-5VB flame class fire rating. Zinc-plated
steel backcan |
| |
Safety Agency |
UL1480, UL2043, NFPA90 & NFPA70; S7232/UL Listed, Suitable for use in air handling spaces, Signaling Speaker; Transformer UL registered per UL1876; ROHS, C-tick N108, CE compliant; Baffle meets UL94-V0 and UL94-5VB flammability rating; In accordance with IEC60849/EN60849 systems |
| |
Dimensions |
196 mm diameter x 181 mm depth from back of baffle
(7.7 in diameter x 7.1 in depth) |
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Ceiling Cutout Size |
Circular cutout with 170 mm (6.7 in) diameter (cardboard cutout
template included) |
| |
Ceiling Thickness Range |
Up to 35 mm (1.4 in) with stock dog-ears. MTC-TCD thick-ceiling dog-ears available for up to 55 mm (2.2 in) ceiling thicknesses |
| |
Safety Seismic Attachment |
One point, top surface |
| |
Net Weight |
2.2 kg (4.8 lbs, one speaker) |
| |
Shipping Weight |
8.2 kg (17.9 lbs, pair in master carton) |
| |
Included Accessories |
C-ring support backing plate, 2 tile support rails (for 2 ft or 600 mm tile spans; optional MTC-48TR extension available for larger 4 ft or 1200 mm tile spans), cutout template, paint shield, removable locking multi-pin connector, grille |
| |
Optional Accessories |
MTC-24NC new construction bracket
MTC-24MR mud-ring construction bracket
MTC-TCD thick-ceiling dog-ears for ceiling thicknesses up to 55 mm (2.2 in, ordering one set = 24 dog-ears for 8 speakers)
MTC-48TR tile rail for 1200 mm (4 ft) tile spans |
