KS21i

High power subwoofer, 21"

OMNI / CARDIO SUBWOOFER

最大声压级	138 dB
Low frequency limit	29 Hz
换能器	LF: 1 x 21"
重量	46 kg / 101 lb
指向性	standard or cardioid configurations

POWERFUL

Exceptional impact with high power to size ratio

SHARP

Clear low-frequency power with L-VENTS™

LIGHT

Flown under the most stringent rigging conditions

SLEEK

Designed to melt into any venue decor

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High power compact subwoofer: 1 x 21" (installation version)
amplified by LA2Xi / LA4X / LA8 / LA12X

Low frequency limit (-10 dB)	29Hz ([KS21_60])
Maximum SPL¹	138 dB ([KS21_100]) with LA2Xi (bridge mode) / LA4X / LA8 / LA12X 131 dB ([KS21_100]) with LA2Xi
Nominal directivity (-6 dB)	standard or cardioid configuration
Transducers	1 × 21″ neodymium cone driver
Acoustical load	bass-reflex, L-Vents
Nominal impedance	8 Ω

¹ Peak level at 1 m under half space conditions using pink noise with crest factor 4 (preset specified in brackets).

Connectors	1 × 4-point terminal block with push-in connection
Rigging and handling	external rigging kits M6 inserts for rigging plates M8 inserts for A-U15i 1 DIN580-compatible M8 threaded insert
Weight (net)	46 kg / 101 lb
Cabinet	premium grade Baltic beech and birch plywood
Front	coated steel grill acoustically neutral 3D fabric
Finish	dark grey brown Pantone 426 C pure white RAL 9010 custom RAL code on special order
IP	IP55