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KS218SUB Active Dual 18-Inch Reference Subwoofer

Subwoofer Systems

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Specification

KS218SUB Active Dual 18-Inch Reference Subwoofer — Specification
Maximum SPL143 dB
Bandwidth25 Hz – 60 Hz
TransducersLF: 2 × 18″
Dimensions580 × 1344 × 900 mm
Weight79 kg / 174 lb
Low frequency limit (-10 dB)25Hz ([KS28_100])
Maximum SPL1143 dB ([KS28_100])
Nominal directivity (-6 dB)Standard or cardioid
Transducers2 × 18″ neodymium cone drivers
Acoustical loadBass-reflex, L-Vents
Nominal impedance4 Ω
Connectors1 × 4 point speakON
Rigging and handlingFlush-fitting 2-point rigging system 6 ergonomic handles 2 ground runners 8 side runners
CabinetPremium grade Baltic beech and birch plywood
FrontCoated steel grill acoustically neutral 3D fabric
Rigging componentsHigh grade steel
FinishDark grey brown Pantone 426 C
IPIP55
Maximum output power (EIAJ test standard)2*1500W/8Ω, 2*3000W/4Ω; bridged 6000W/2Ω
Working voltageAC 100-240V±10%, 50-60Hz
Gain32dB
Input sensitivity2.2V/+9dBu
Frequency response20Hz-20kHz (±0.5dB)@1W, 8Ω
Signal-to-noise ratio>115dB (20Hz-20kHz, A weighted)
Crosstalk isolation71dB@1kHz
THD+N<0.09% from 0.1W to half power (typically <0.05%)
DIM100< 0.09% from 0.1W to half power (typically <0.07%)

Product details

Product identification

Model
KS218SUB Active Dual 18-Inch Reference Subwoofer
Product category
Subwoofer Systems

Technical specifications

Maximum SPL
143 dB
Bandwidth
25 Hz – 60 Hz
Transducers
LF: 2 × 18″
Low frequency limit (-10 dB)
25Hz ([KS28_100])
Maximum SPL1
143 dB ([KS28_100])
Nominal directivity (-6 dB)
Standard or cardioid
Transducers
2 × 18″ neodymium cone drivers
Acoustical load
Bass-reflex, L-Vents
Nominal impedance
4 Ω
Connectors
1 × 4 point speakON
Maximum output power (EIAJ test standard)
2*1500W/8Ω, 2*3000W/4Ω; bridged 6000W/2Ω
Working voltage
AC 100-240V±10%, 50-60Hz
Gain
32dB
Input sensitivity
2.2V/+9dBu
Frequency response
20Hz-20kHz (±0.5dB)@1W, 8Ω
Signal-to-noise ratio
>115dB (20Hz-20kHz, A weighted)
Crosstalk isolation
71dB@1kHz
THD+N
<0.09% from 0.1W to half power (typically <0.05%)
DIM100
< 0.09% from 0.1W to half power (typically <0.07%)
Crosstalk isolation
-71dB@1kHz

Physical specifications

Dimensions
580 × 1344 × 900 mm
Weight
79 kg / 174 lb
Cabinet
Baltic beech and birch plywood
Front
Coated steel grill acoustically neutral 3D fabric
Finish
Dark grey brown Pantone 426 C
IP
IP55
Cabinet
Baltic beech and

Compatibility and deployment

Rigging and handling
Flush-fitting 2-point rigging system 6 ergonomic handles 2 ground runners 8 side runners
Rigging components
steel
Function / configuration
Flyable subwoofer 2 x 18'' amplified by LA12X
Function / configuration
2*3000W/4Ω; bridged 6000W/2Ω
Function / configuration
<0.07%)

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KS218SUB Active Dual 18-Inch Reference Subwoofer