รายละเอียดเพิ่มเติม
QSC SC-424-8F ลำโพงสำหรับโรงภาพยนตร์ 4 ทาง 2×15 นิ้ว
QSC SC-424-8F
คุณสมบัติ:
- Flyable 4-way tri-amplified screen channel speaker system
- Constructed of heavily braced, 15 mm tour-grade plywood
- Sixteen M10 attachment points per enclosure for safe and easy suspension
- Common dimensions of Mid/High and LF enclosures facilitate easy installation in vertical or horizontal arrays
- Unique HF/VHF diaphragm has less mass than traditional diaphragms resulting in exceptional dynamic range, extended high-frequency response and lower distortion
- Low-distortion waveguides provide highly articulate dialogue
- Suspension hardware not included; must be supplied by installer
ดูสินค้ายี่ห้อ QSC ทั้งหมด
ดูสินค้าประเภทลำโพงทั้งหมด
สเปคสินค้า
Specifications
|
SPECIFICATIONS
|
SC-424-8F |
| Nominal Coverage |
90° horizontal x +20 to -30° vertical |
| Frequency Range (-6 dB) |
33 Hz–22 kHz |
| Active Crossover Frequencies |
280 and 1700 Hz, 24 dB per octave |
|
LF-4215-8F |
MHV-1090F |
| Impedance |
8 ohms
|
MF: 8 ohms
HF: 8 ohms
VHF: 8 ohms |
| Sensitivity 1 watt /1 meter, half space |
99.5 dB |
MF:105 dB
HF/VHF: 107.5 dB |
Maximum Input Power1
8 hours of 6 dB crest
factor IEC 268 noise spectrum2 hours of 6 dB crest factor pink noise,
200 Hz – 2 kHz, AES methodRecommended Amplifier Power |
800 W continuous1000 W continuous
1600 W continuous maximum |
MF: 275 W continuous
HF/VHF: 200 W continuous maximumMF: 800 W continuous maximum
HF/VHF: 500 W continuous maximum |
| Recommended Processing |
Subsonic filter below 30 Hz, >18 dB per octave |
4th order LR crossover at 280 and 1700 Hz via QSC processing |
| Connectors |
Neutrik Speakon™ NL4 |
Neutrik Speakon™ NL4 |
| Pin Outs |
1+/1- LF; 2+/2- NC |
1+/1- MF; 2+/2- HF/VHF |
| Transducers |
Two 15-inch (381 mm) high-efficiency, extended bass woofers featuring 4-inch copper voice coils |
MF: 10-inch high-effeciency, horn-loaded cone with phase plug
HF/VHF: coaxial neodymium compression driver with 3.5-inch (90 mm) HF voice coil and 1.75-inch (44 mm) VHF voice coil |
| Enclosure |
Heavily braced 15 mm tour-grade plywood with sixteen M10 load-rated attachments points |
| Dimensions (HWD) inches |
40 × 31.5 × 19 |
40 × 31.5 × 19 |
| Dimensions (HWD) mm |
1016 x 800 x 482.6 |
1016 x 800 x 482.6 |
| Net Weight |
134 lb (61 kg) |
121 lb (54.8 kg) |
| Shipping Weight |
144 lb (65 kg) |
132 lb (59.7 kg) |
System Weight
NetShipping |
255 lb (116 kg)276 lb (125 kg) |
All proposed mounting systems should be reviewed by a qualified structural engineer.
Specifications are subject to change without notice.
