SC-423C Screen Channel

Nominal Coverage

90° horizontal by +20 to -30° vertical

Frequency Range (-6 dB)

32 Hz–16 kHz

Crossover Frequency

250 and 1700 Hz, 24 dB per octave

LF-4215

MH-1075C

Impedance

4 ohms

8 ohms

Sensitivity 1 watt/1 meter,
half space

99.5 dB

Maximum Input Power¹ 
(8 hours of 6 dB crest factor IEC 268 noise spectrum)

(2 hours of 6 dB crest factor pink noise, 50 Hz–20 kHz, AES method)
Recommended Amplifier Power

800 watts continuous


1000 watts continuous

1600 watts continuousmaximum

350 watts continuous

800 watts continuous maximum

Recommended Processing

Subsonic filter below 30 Hz, >18 dB per octave

4th order LR crossover at 250 & 1700 Hz via QSC DCP, DCM, or Q-SYS

Connectors

Barrier strip screw terminals accept up to #10 AWG stranded wire

Barrier strip screw terminals accept up to #10 AWG stranded wire

Transducers

Two 15" (381 mm) high efficiency, extended bass woofers featuring 4" copper voice coils

10" high efficiency mid range, 1.5" (38 mm) exit, 3" titanium diaphragm compression driver

Enclosure

Quasi B4 alignment, ported enclosure with fully flared ports, symmetrical port design, tuned to 36 Hz, constructed of MDF and heavily braced. Features vandal resistant woofer mounting bolts

Tilt/Pan Bracket
±10° vertical tilt
±10° horizontal pan

Dimensions (HWD) inches

30 x 36 x 20.3

30 x 39 x 20

Dimensions (HWD) mm

910 x 762 x 516

990 x 762 x 508

Net Weight

172 lb (78 kg)

85 lb (39 kg)

System Weight

257 lb (117 kg)

Baffle Cut-Out

76" × 32"