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Frequency Range (-10 dB) |
68 Hz – 17 kHz |
| |
Power Capacity (at low-Z) |
40 Watts Continuous Program Power
20 Watts Continuous Pink Noise |
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Transformer Taps |
15 W, 7.5 W, 3.8 W @ 70V and 100V
(& 1.9 W @ 70V only) |
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Frequency Response (±3 dB) |
95 Hz – 15 kHz |
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Nominal Sensitivity |
84 dB |
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Nominal Coverage Angle |
130° conical coverage |
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Directivity Factor (Q) |
9.8 |
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Directivity Index (DI) |
7.4 dB |
| |
Rated Maximum SPL |
97 dB @ 1 m (3.3 ft) average, 103 dB peak |
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Nominal Impedance |
8 ohms (in direct/bypass 8Ω setting) |
| |
Full-Range Driver |
76 mm (3 inch) with polypropylene cone, butyl rubber surround, Kapton™ voice coil former, high temperature voice coil, aluminum coupling ring for low distortion and HF extension |
| |
Input Connectors |
Removable locking 4-pin connector with screw-down terminals.
Max wire size 12 AWG (2.5 mm2) |
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Connector Wiring |
Pin 1 = + In; Pin 2 = - In; Pin 3 = + Loop Thru; Pin 4 = - Loop Thru |
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Strain Reliefs |
Strain relief for two cables or two flex conduits via coupled clamping mechanism |
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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 |
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Dimensions |
196 mm diameter x 138 mm depth from back of baffle
(7.7 in diameter x 5.4 in depth) |
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Ceiling Cutout Size |
Circular cutout with 170 mm (6.7 in) diameter (cardboard cutout
template included) |
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Ceiling Thickness Range |
Up to 35 mm (1.4 in) with stock dog-ears. MTC-TCD thickceiling dog-ears available for up to 55 mm (2.2 in) ceiling thicknesses. |
| |
Safety Seismic Attachment |
One point, top surface |
| |
Net Weight |
1.6 kg (3.5 lbs, one speaker) |
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Shipping Weight |
6.7 kg (14.7 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. |
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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 |
