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QSC SB-15121 21-inch Cinema Subwoofer

 โพสต์เมื่อ : 25 ธ.ค 2567 เวลา 8:34 น.
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รหัส : SB-15121
ยี่ห้อ : QSC
รุ่น : QSC SB-15121
ราคาปกติ :  177,000.00 บาท  
ราคาพิเศษ :  168,150.00บาท
รายละเอียดย่อ :
Cinema subwoofer, single 21" 1500 W transducer, 96.5 dB sensitivity

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

รายละเอียดทั้งหมด

Features

  • 1500 W, 21-inch transducer
  • Frequency range extends to below 25 Hz without the need for B6 EQ filters
  • DCP, DCM and SF-3 signal processors optionally available

Read the SB-15121 application note:  covers the target applications of the SB-15121, as well as advantages and comparisons to other cinema subwoofer designs.

 

 
SPECIFICATIONS
 		SB-15121
Frequency Range 1
(-6 dB, half space)
(-10 dB, half space)
23.8 Hz - 250 Hz
21.5 Hz - 250 Hz
Maximum Output 2
Calculated Peak at rated power
Calculated Continuous		 

137 dB SPL
131 dB SPL
 
Impedance4 ohms nominal
Maximum Input Power 3
100 hours of 6 dB crest factor pink noise, 25 Hz–250 Hz
2 hours of 6 dB crest factor pink noise, 25 Hz–250 Hz, AES method
1500 W continuous


2500 W continuous
 
Recommended Amplifier Power3400 W continuous maximum / 1200 W continuous minimum
Sensitivity 2 V at 1 meter, half space99 dB, 40 Hz–100 Hz
Nominal CoverageOmnidirectional (80 Hz)
TransducersOne 21-inch (533 mm) high efficiency subwoofer transducer featuring a vented 6-inch (153 mm) copper voice coil on a fiberglass former. High excursion/low distortion design, with extremely high power handling and low thermal and port compression. Neodymium magnet to provide a very high force factor and linear excursion.
Recommended ProcessingHPF at 20 Hz, minimum 12 dB/octave slope
ConnectorsBarrier strip screw terminals accept up to #10 AWG stranded wire. Four terminals; two inputs and two parrallel outputs.
EnclosureVented enclosure with symmetrical port design, tuned to 25 Hz, constructed of medium density fibre-board and heavily braced. Features vandal resistant woofer mounting bolts.
Dimensions (HWD) inches48.8 × 30 × 24
Dimensions (HWD) mm1238 x 762 x 610 
  
Net Weight231 lb (105 kg)
Shipping Weight257 lb (114 kg)