รายละเอียดเพิ่มเติม
QSC SC-422C ลำโพงสำหรับโรงภาพยนตร์ 2 ทาง 2×15 นิ้ว
QSC SC-422C
คุณสมบัติ:
- Two-way, bi-amplified screen channel system
- HF-75C provides 90° horizontal by +20° to -30° vertical coverage
- LF-4215 enclosure is constructed of MDF and features two single woofer chambers
- Low-distortion waveguide provides highly articulate dialogue
- Shallow depth (20-inch) facilitates ease of installation
ดูสินค้ายี่ห้อ QSC ทั้งหมด
ดูสินค้าประเภทลำโพงทั้งหมด
สเปคสินค้า
Specifications
SPECIFICATIONS
|
SC-422C |
Nominal Coverage |
90° horizontal by +20 to -30° vertical |
Frequency Range (-6 dB) |
38 Hz–16 kHz |
Crossover Frequency |
700 Hz, 24 dB per octave |
|
LF-4215 |
HF-75C |
Impedance |
4 ohms |
8 ohms |
Sensitivity 1 watt at 1 meter, half space |
99.5 dB |
107.5 dB |
Maximum Input Power 1
(8 hours of 6 dB crest factor
IEC 268 noise spectrum)
(2 hours of 6 dB crest factor pinknoise, 50 Hz – 20 kHz, AES method)
Recommended Amplifier Power |
800 watts continuous
1000 watts continuous
1600 watts continuous maximum |
60 watts continuous
80 watts continuous
100 watts continuous maximum |
Recommended Processing |
Subsonic filter below 30 Hz, >18 dB per octave |
4th-order LR crossover at 700 Hz via QSC processing
|
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-inch (381 mm) high efficiency, extended bass woofer featuring a 4-inch copper voice coil |
1.5-inch (38 mm) exit, 3-inch 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
± 10º vertical tilt
± 10º horizontal pan |
Dimensions (HWD) inches |
30 × 36 × 20.3 |
30 × 16 × 20 |
Dimensions (HWD) mm |
910 x 762 x 516 |
406 x 762 x 508 |
Net Weight |
172 lb (78 kg) |
40 lb (18.4 kg) |
System Weight |
212 lb (96.4 kg) |
Baffle Cutout |
53-inch × 32-inch |
1Maximum input power tested in accordance with IEC 268-5 recommendations, 50 Hz – 20 kHz band limiting, 6 dB signal crest factor.
Specifications are subject to change without notice.