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QSC SC-424 Cinema Loudspeaker System

 โพสต์เมื่อ : 25 ธ.ค 2567 เวลา 8:34 น.
70

 

70
รหัส : SC-424
ยี่ห้อ : QSC
รุ่น : QSC SC-424
ราคาปกติ :  227,000.00 บาท  
ราคาพิเศษ :  215,650.00บาท
รายละเอียดย่อ :
High power, tri or quad-amp, 4-way, 2x15", consists of LF-4215 and MHV-1090 components

ราคาพิเศษสอบถามโทร 02-981-0944,080-614-4774,098-565-9747

รายละเอียดทั้งหมด

Features

  • Four-way selectable, tri or quad- amplified screen channel system
  • Unique HF/VHF diaphragm has less mass than traditional diaphragms resulting in exceptional dynamic range, extended high frequency response and lower distortion
  • LF-4215 is constructed of MDF and is heavily braced
  • Low-distortion waveguides provide highly articulate dialogue
  • Shallow depth (20-inch) facilitates installation

 

 
SPECIFICATIONS
 		SC-424
Nominal Coverage90° horizontal by +20 to -30° vertical
Frequency Range (-6 dB)33 Hz–20 kHz
Active Crossover Frequencies250, 1700, and 6000 Hz, 24 dB per octave
 LF-4215MHV-1090
Impedance4 ohmsMF: 8 ohms
HF: 8 ohms
VHF: 8 ohms
Sensitivity 1 watt/1 meter, half space99.5 dB 
Tri-amp
MF:105 dB
HF/VHF: 110 dB		Quad-amp
MF: 105 dB
HF: 110 dB
VHF: 110 dB

 
Maximum Input Power 1  
8 hours of 6 dB crest factor
IEC 268 noise spectrum		800 watts continuous 
2 hours of 6 dB crest factor pink
noise, 50 Hz–20 kHz, AES method		1000 watts continuous 
MF: 275 W continuous
HF/VHF: 200 W continuous
 		MF: 275 W continuous
HF: 100 W continuous
VHF: 100 W continuous

 
Recommended Amplifier Power1600 watts continuous maximumMF: 800 W continuous
HF: 500 W continuous
VHF: 300 W continuous maximum
   
Recommended ProcessingSubsonic filter below 30 Hz, >18 dB per octave4th order LR crossover at 250, 1700, and
6000 Hz via QSC processing
ConnectorsBarrier strip screw terminals accept up to #10 AWG stranded wireBarrier strip screw terminals accept up to #10 AWG stranded wire
TransducersTwo 15-inch (381mm) high efficiency, extended bass woofer featuring a 4-inch copper voice coilsMF: 10-inch high-effeciency, horn-loaded cone with phase plug
HF/VHF: coaxial neodymium compression driver with 3.5-inch (90 mm) HF diaphram and 1.75-inch (44 mm) VHF diaphram
EnclosureQuasi 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 boltsTilt/Pan Bracket
± 10° vertical tilt
± 10° horizontal pan
Dimensions (HWD) inches36 × 30 × 20.339 × 30 × 20
Dimensions (HWD) mm762 x 910 x 516762 x 990 x 508
Net Weight172 lb (78 kg)84 lb (38.5 kg)
System Weight256 lb (116 kg)
Baffle Cut-Out76-inch × 32-inch