L-Acoustics A15 Series - KS21 Specifications

Specications
KS21 specications
Description High power compact subwoofer: 1x21'' , amplied by LA4X / LA8 /
LA12X
Low frequency limit (-10 dB) 31 Hz ([KS21_100])
Maximum SPL
1
138 dB ([KS21_100])
Nominal directivity standard or cardioid conguration
Transducers 1 × 21" neodymium cone driver
Acoustical load bass-reex, L-Vents
Nominal impedance 8 Ω
Connectors IN: 1 × 4-point speakON
LINK: 1 × 4-point speakON
Rigging and handling ush-tting two-point rigging system
4 handles
8 corner stops
2 ground runners
1 pole mount with M20×150 insert
Weight (net) 49 kg / 108 lb
Cabinet premium grade Baltic beech and birch plywood
Front steel grill with coating
acoustically neutral 3D fabric
Rigging components high grade steel with anti-corrosion coating
Finish dark grey brown Pantone 426 C
1
Peak level at 1 m under half space conditions using pink noise with crest factor 4 (preset specied in brackets).
A15 owner's manual (EN) version 1.2 83