Frequency Response (+/-3 dB): 80 Hz - 17 kHz
Frequency Range (-10 dB): 70 Hz - 19 kHz
Nominal Dispersion: 125° conical
Recommended High-Pass Filter: 70 Hz high-pass filter
Loudspeaker EQ: Recommended
Long-Term Power Handling: 40 W (160 W peak)
Sensitivity (SPL / 1 W @ 1 m): 87 dB SPL
Maximum SPL @ 1 m: 103 dB SPL (109 dB SPL peak)
Nominal Impedance: 8Ohm (transformer bypassed)
Transformer Taps 100 V: 5 W, 10 W, 20 W, 40 W
Driver Compliment: 4.5" (114 mm) full-range driver
Grille: Powder-coated steel grille
Environmental: Indoor use only
Outer flange diameter: 300 mm
Depth: 153 mm
Ceiling hole diameter: 267 mm
Ceiling Thickness (Maximum): 2.5" (64 mm)
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