L-Acoustics X12 Owner's Manual page 90

Specications
KS21 specications
Description
Low frequency limit (-10 dB)
1
Maximum SPL
Nominal directivity (-6 dB)
Transducers
Acoustical load
Nominal impedance
Connectors
Rigging and handling
Weight (net)
Cabinet
Front
Rigging components
Finish
IP
1
Peak level at 1 m under half space conditions using pink noise with crest factor 4 (preset specied in brackets).
90
High power compact subwoofer: 1x21'' , amplied by LA4X / LA8 /
LA12X
31 Hz ([KS21_100])
138 dB ([KS21_100])
standard or cardioid conguration
1 × 21" neodymium cone driver
bass-reex, L-Vents
8 Ω
IN: 1 × 4-point speakON
LINK: 1 × 4-point speakON
ush-tting 2-point rigging system
4 handles
8 corner stops
2 ground runners
1 pole mount with M20×150 insert
49 kg / 108 lb
premium grade Baltic beech and birch plywood
coated steel grill
acoustically neutral 3D fabric
high grade steel with anti-corrosion coating
dark grey brown Pantone 426 C
IP55
X12 owner's manual (EN) version 1.0