L-Acoustics LA4 - Page 36

Variable Curvature WST systems presets
K3
preset(s)
loudspeaker
conguration
K3 KS28 or KS21 *
acoustic properties
K3 line source [K3 xxx] —
42 Hz - 20 kHz
adjustable
horizontal directivity
K3 line source +
subwoofers
[K3 xxx] [xxxx_60]
down to 29 Hz (KS21)
or 25 Hz (KS28)
reinforced LF contour
* with subwoofers as a cardioid array, use [xxxx_xx_C] or [xxxx_xx_Cx]
K3 adjustable ns and presets
Always ensure that the K3 adjustable ns are set in accordance with the selected preset:
[K3 70]: 70º, [K3 90]: 90º, [K3 110]: 110º
Refer to the K3 owner's manual for details.
Downll options for additional vertical coverage
Kara enclosures driven by [KARADOWNK3] or Kara II enclosures driven by [KARAIIDOWNK3].
[K3 xxx]
loudspeaker elements outputs channels routing gain delay polarity mute
LF OUT 1 LF ON
HF OUT 2 HF
IN A 0 dB 0 ms +
ON
LF OUT 3 LF ON
HF OUT 4 HF
IN A 0 dB 0 ms +
ON
[KARADOWNK3] / [KARAIIDOWNK3]
loudspeaker elements outputs channels routing gain delay polarity mute
LF OUT 1 LF ON
HF OUT 2 HF
IN A 0 dB 0 ms +
ON
LF OUT 3 LF ON
HF OUT 4 HF
IN A 0 dB 0 ms +
ON
The [KARAIIDOWNK3] preset is optimized for a 110° ns setting on Kara II.
The factory parameters already include optimal delay value for the coupling of a K3 line source with Kara or
Kara II as a downll.
[KARADOWNK3] / [KARAIIDOWNK3] provide 15 dB of headroom.
Routing, gain, delay, polarity and mute parameters can be modied by the user.
36 Preset Guide owner's manual (EN) version 16.0