QSC Audio SC-412 Nominal Coverage, Maximum Output, Impedance, Sensitivity, Crossover Frequency

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HF-75 Specifications (subject to change without notice)

Frequency Range:	600	- 16k Hz (-6 dB, full space)
Nominal Coverage:	90° horizontal X +15° to -35° vertical (50° total, adjustable mount provides for vertical plane adjustments. The
	horizontal plane can be adjusted by altering mounting position on the LF-4215 enclosure before tightening bolts.
DI:	9.0 dB (600 to 16,000 Hertz average)
Q:	8.0	(600 to 16,000 Hertz average)
Maximum Output:	133	dB SPL calculated peak, 1 meter, half space.
Impedance:	8 ohms nominal

8.0ohms minimum at 3,000 Hertz 104 ohms maximum at 475 Hertz

Maximum Input Power: 60 watts rms (100 hours of 6 dB crest factor pink noise, 500 to 20,000 Hertz, IEC method) 80 watts rms (2 hours of 6 dB crest factor pink noise, 60 - 6,000 Hertz, AES method)

Sensitivity:	108 dB half space, 1 watt, 1 meter
Crossover Frequency:	700 Hertz or higher, 24 dB per octave
Connectors:	Barrier strip screw terminals accept up to #10 AWG stranded wire. Four terminals: (two HF INPUT and two post
	compensation HF OUTPUT). HF OUTPUT factory wired to compression driver.
Transducers:	1.5” (38mm) exit, 3.0” (76mm) titanium diaphragm compression driver.
Mounting Hardware:	Attaches to top of low frequency cabinet using three 5/16”-18 x 3/4” long bolts.
Size:	30” wide X 16” high X 20” deep (762mm X 406mm X 508mm)
Weight:	50 lbs. (shipping), 40 lbs. (net), 22.7/18.4 kilograms

SPL and Impedance vs. Frequency

	SPL
SPL (dB)	Impedance (Ohms)
	Impedance

Frequency (Hertz)

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Contents Specifications Features Qscaudio.com SC-412Mounting HF-75High Frequency Component IntroductionHF Input Terminals ConnectionsHF Output Terminals QSC DCM or other active crossoverWeight ConnectorsNominal Coverage Maximum OutputDisclaimer QSC Audio Products 3 Year Limited WarrantyContacting QSC Audio Products LF-4115Low Frequency Loudspeaker Introduction TD-000171-00Normal Connection Example Parallel Connection Example Normal ConnectionParallel Connection of Second LF-4115 Impedance Ohms nominal Which can cause permanent hearing lossUpon request Allel OutputContacting QSC Audio Products Montaje Terminales de Entrada de HF ConexionesTerminales de Salida de HF DCM de QSC u otro cruce activoSPL dB Impedancia ohmios Frecuencia hertzios DB 600 a 16,000 Hertzios como promedioSPL e impedancia en función de la frecuencia Garantía limitada de 3 años de QSC Audio Products Cómo comunicarse con QSC Audio ProductsRenuncia de responsabilidad Derechos de autor 2004, QSC Audio Products, Inc EquipoConexión en paralelo de un segundo LF-4115 Conexión normalEjemplo de una conexión normal Ejemplo de conexión en paraleloRecomendado Intervalo de frecuenciasProcesamiento Cómo comunicarse con QSC Audio Products MacArthur Blvd., Costa Mesa, CA MontageDCM QSC ou autre filtre passif activé BranchementsBornes HF Input Entrée HF Impédance Ohms nominale DimensionsSensibilité ConnecteursQSC Audio Products Garantie limitée de 3 ans Pour contacter QSC Audio ProductsAvis de non-responsabilité TD-000171-00 rév. C Copyright 2004, QSC Audio Products, Inc Exemple de branchement normal Branchement normalBranchement en parallèle dun second LF-4115 Plage de fréquence Traitement recommandéImpédance EnceintePour contacter QSC Audio Products Einführung Verbindungen Maximaler Ausgang Nominelle AbstrahlungImpedanz EmpfindlichkeitBeschränkte Dreijahresgarantie durch QSC Audio Products Kontaktaufnahme mit QSC Audio ProductsHaftungsausschluss MacArthur Blvd., Costa Mesa, CA, 92626 USA Paralleler Anschluss des zweiten LF-4115 Normaler AnschlussGehäuse Empfohlene VerarbeitungKontaktaufnahme mit QSC Audio Products HF-75 高频组件 HF 输出终端 SPL 保修（仅限美国；其它国家，请联系您的经销商或分销商） LF-4115 低频扬声器第二个 LF-4115 并联 OUTPUT。保修（仅限美国；其它国家，请联系您的经销商或分销商）