EVF-1121S

前端负载式低音单元

EVS12SB 12”（305 mm）低频换能器；灵敏度103 dB，最高135 dB SPL；系统额定值：持续功率400 W，峰值功率1600 W；22个M10螺纹吊装点；含无源分频器

EVF-1121S单12"低音音箱系统，低音更低，专用作EVF系列产品的低频增强单元，尺寸与全频型号完全相同，可以完美地垂直和水平堆放，成组使用。

Specifications

Frequency Range (-10 dB)	48–120
Suspension	22 M10 threaded suspension points (one EBK-M10-EVI kit of four forged eyebolts included)
Weatherized	No
产品规格

Minimum Impedance	Passive: 3.4 , Biamp: 5.5
Nominal Impedance (Passive)	Passive: 4 , Biamp: 8
HF Transducer
Speaker Type	Subwoofer
Frequency Response (-3 dB)¹	70–98
Max. SPL/1m (calc)²	131
Coverage (Nominal -6 dB) H	360
LF Transducer	12" EVS12SB driver
System Power Handling (Continuous/Program/Peak)	400 , 800 , 1600
Enclosure Material	13-ply weather-resistant birch
Grille	Standard versions: 16 ga Galvanneal, Powdercoat with screen behind PI and FG versions: 18 ga Stainless, Powdercoat with hydrophobic cloth behind
Sensitivity 1 W/1 m	99
Height	768.6
Width	406
Recommended High-Pass Frequency	50
Depth	413.3
Weight Net	26.2
Internal Passive Low-Pass Filter	100 (12 dB per octave)
Coverage (Nominal -6 dB)	Omnidirectional in normal operating range
Passive Power Handling	1600
Net Weight	57.7 lb (26.2 kg)
Dimensions (H x W x D)	30.26" x 16.0" x 16.27" (768.6 x 406 x 413.3 )
Input Connections	Euroblock; PI and FG versions include dual gland nut input panel cover
Available Coverage Patterns (Nominal -6 dB) HxV	Omnidirectional in normal operating range
Environmental Specs	Standard versions: IEC 60529 IP44 PI and FG versions: IEC 60529 IP55
Internal Passive Crossover Frequency