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LF-4215 产品规格

( 如有改变恕不另行通告 )

频率范围:

38 - 1300 赫兹 ( ± 3 dB) 
30 - 1400 赫兹可用范围 (-10 dB)

标称覆盖范围:

600 赫兹时 100°水平 X 55°垂直 

最大输出:

134.5 dB SPL 计算峰值、1 米、半间距、在额定 rms 功率 6dB 振幅因子粉红噪声输入,25 - 250 赫兹。
128.5 dBA SPL 计算最大连续,1 米。通常使用 dBA 尺以确定会造成永久听力损失的声源。

阻抗:

标称 4 欧姆
最小 3.4 欧姆,150 赫兹
最大 25 欧姆,22 赫兹

最大输入功率:

800 瓦 rms (6dB 振幅因子粉红噪声的 100 小时, 30 - 500 赫兹 )
1000 瓦 rms (6dB 振幅因子粉红噪声 2 小时, 30 - 500 赫兹, AES 方法 )
推荐放大器功率 - 1600 瓦 rms 最大到 4 欧姆 ( 每 LF-4218)

灵敏度:

99.5 dB 半间距, 93.5 dB 全间距, 35 - 1000 赫兹, 1 瓦, 1 米

推荐处理:

次音速过滤低于 30 赫兹,每八度音程大于 18 dB 最大推荐分频频率为 1000 赫兹。从
www.qscaudio.com 网站可获得 QSC DSP 的配置情况。如有要求即可获得替换处理硬件的参数。

连接器:

阻挡带螺旋式终端接受高达 #10 AWG 绞合式布线。四个终端 ( 两个输入和两个并行输出 )。驱动器
以并联形式内部连接。独立连接变频器的时候,拿掉终端杯内部边上的蓝色跳线电线和黄色跳线
电线,然后相应标记机罩。

变频器:

两个 15” (381 毫米 ) 高效低频变频器通风式 4” (100 毫米 ) Kapton? 线圈架上的铜音圈。高偏
移 / 低失真设计,带超高功率处理,以及低温和端口压缩。

机罩:

类似的 B4 对齐,端口机罩带全喇叭形端口,低紊乱对称端口设计,调整为 36 赫兹,由中密度纤
维板和重型支撑构成。  具有防破坏低音喇叭安装螺丝的特点。

尺寸:

30”(宽)X 35”(高)X 20”(深)(762 mm X 889 mm X 508 mm)

重量:

195 磅  (运输),172 磅  (净重)(88/78 公斤 )

SPL 和阻抗 vs. 频率

频率 (赫兹)

SPL(d

B) 

阻抗

(欧姆

SPL 2pi

阻抗

SPL 4pi

Summary of Contents for SC-443

Page 1: ...quency Range 32 Hz 16 kHz 6 dB Crossover Frequency 250 and 1700 Hz 24 dB per octave 2 LF 4215 MH 1075 Impedance 4 each 8 Sensitivity 1 watt 1 meter 102 5 dB Bi amp Tri amp half space 106 dB MF 105 dB...

Page 2: ...change without notice 1675 MacArthur Boulevard Costa Mesa CA 92626 Ph 800 854 4079 or 714 957 7100 Fax 714 754 6174 SC 443 Spec Sheet 03 10 06 Top Side 21 7 551 mm 20 3 516 mm 30 762 mm Front 111 281...

Page 3: ...twork between mid and high drivers Separate amplifiers and an active crossover are required for the low frequency channel and the mid high channel Tri amp setting disables the internal mid high crosso...

Page 4: ...and easily For typical applications the aim point should be the center seat in the back row of the auditorium If the cinema screen has already been installed a flashlight placed at the desired aiming...

Page 5: ...signal to the MH 1063 MH 1075 There is a mid high passive crossover for bi amp mode only There is no crossover connected when operating in tri amp mode A protection network is always active All requi...

Page 6: ...terminals marked INPUT MID TRI AMP Mode one amplifier channel is used for the low fre quency cabinet one amplifier channel for the mids and one amplifier channel for the high frequencies The MH 1063 M...

Page 7: ...od 8 hrs Sensitivity Tri amp mode Mid Freq 105 dB SPL 1 watt 1 meter Tri amp mode High Freq 107 5 dB SPL 1 watt 1 meter Bi amp mode 135 dB SPL 1 watt 1 meter Crossover Frequency Tri amp mode 250 Hertz...

Page 8: ...od 8 hrs Sensitivity Tri amp mode Mid Freq 105 dB SPL 1 watt 1 meter Tri amp mode High Freq 108 dB SPL 1 watt 1 meter Bi amp mode 135 5 dB SPL 1 watt 1 meter Crossover Frequencies Tri amp mode 250 Her...

Page 9: ...7 MH 1075 SPL and Impedance vs Frequency SPL dB Frequency Hertz Impedance Ohms Impedance SPL MH 1063 SPL and Impedance vs Frequency SPL Impedance SPL dB Frequency Hertz Impedance Ohms...

Page 10: ...amages This warranty gives you specific legal rights This limited warranty is freely transferable during the term of the warranty period Customer may have additional rights which vary from state to st...

Page 11: ...another by unbalanced forces reducing the chance of driving the voice coil out of the center of the gap at high power Three T nuts in the top of the enclosure provide easy mounting of QSC s HF 75 hig...

Page 12: ...verify the presence of the factory yellow jumper and blue jumper wires remedy as required or have the loudspeaker serviced Individual Transducer Connection requires modification The transducers are w...

Page 13: ...commended crossover frequency is 1000 Hertz QSC DSP configurations are available at www qscaudio com Parameters for alternative processing hardware are available upon request Connectors Barrier strip...

Page 14: ...c legal rights This limited warranty is freely transferable during the term of the warranty period Customer may have additional rights which vary from state to state In the event that this product was...

Page 15: ...evita que el cono sea desplazado de un lado a otro por fuerzas no equilibradas reduciendo la probabilidad de impulsar la bobina de voz fuera del centro del espacio a altos niveles de potencia Tres tue...

Page 16: ...marillos y azules de puentes instalados en f brica corrija el problema seg n se requiera o solicite que den servicio al altavoz Conexi n del transductor individual requiere modificaci n Los transducto...

Page 17: ...000 Hertzios Las configuraciones DSP de QSC est n disponibles en www qscaudio com Los par metros para el herraje de procesamiento alternativo est n disponibles si as se solicitan Conectores Los termin...

Page 18: ...spec ficos Esta garant a limitada es libremente transferible durante el per odo de la misma El cliente podr a gozar de derechos adicionales que podr an variar de un estado a otro En caso de que este p...

Page 19: ...e qui r duit le risque d excentrage de la bobine mobile haute puissance Trois crous en T sur le dessus de l enceinte facilitent la fixation du syst me haute fr quence HF 75 ou du syst me sonore de hau...

Page 20: ...r sultat Dans ce cas retirer la cupule de la borne et v rifier la pr sence des connexions temporaires jaune et bleue corriger le probl me ou faire r parer le haut parleur Branchement individuel des t...

Page 21: ...amps sonores num riques QSC sont disponibles sur le site www qscaudio com Les param tres concernant d autres mat riels de traitement sont disponibles sur demande Connecteurs Les bornes acceptent des c...

Page 22: ...et ou indirects Cette garantie vous accorde des droits sp cifiques Cette garantie limit e est librement cessible durant sa p riode de validit Le client pourra b n ficier d autres droits variables d un...

Page 23: ...metrische Kr fte verhindert und eine m gliche Abweichung der Schwingspule aus ihrer Mittelstellung im Luftspalt bei hoher Leistung reduziert Die Montage der Hochfrequenz Anlage HF 75 bzw des oberen Mi...

Page 24: ...e nicht funktionsf hig In diesem Fall muss die Klemmenbuchse entfernt und gepr ft werden ob der werkseitig installierte gelbe und blaue berbr ckungsdraht vorhanden sind Nach Bedarf Abhilfe schaffen od...

Page 25: ...Hz QSC DSP Konfigurationen k nnen im Internet unter www qscaudio com eingesehen werden Parameter f r alternative Verarbeitungshardware sind auf Anfrage erh ltlich Anschl sse Barrier Strip Schraubklemm...

Page 26: ...cht wurde QSC ist f r keine Neben und oder Folgesch den haftbar Diese Garantie gew hrt Ihnen bestimmte Rechte Diese beschr nkte Garantie ist w hrend der Garantiezeit frei bertragbar Manche Kunden k nn...

Page 27: ...0 SMG SWC FRP SPL 3 T QSC HF 75 MH 1075 QSC Audio Product QSC Audio Product TD 000141 00 D 2003 2004 QSC Audio Products Inc QSC QSC Audio Products Inc QSC QSC 1675 MacArthur Blvd Costa Mesa CA 92626 7...

Page 28: ...LF 4215 10AWG SB 5218 SPK2 LF 4215 LF 4215 SPK1 SPK2 4 2 SPK1 SPK2 2...

Page 29: ...5 dBA SPL 1 dBA 4 3 4 150 25 22 800 rms 6dB 100 30 500 1000 rms 6dB 2 30 500 AES 1600 rms 4 LF 4218 99 5 dB 93 5 dB 35 1000 1 1 30 18 dB 1000 www qscaudio com QSC DSP 10 AWG 15 381 4 100 Kapton B4 36...

Page 30: ...cts Inc 1675 MacArthur Boulevard Costa Mesa California 92626 1468 USA 714 754 6175 714 957 7100 800 854 4079 714 957 7150 800 772 2834 714 754 6174 714 754 6173 www qscaudio com E mail info qscaudio c...

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