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APPENDIX A A A A : : : : PRESET DESCRIPTION
APPENDIX
APPENDIX
APPENDIX
The latest version of each PRESET LIBRARY and the corresponding user manuals are downloadable from
the L-ACOUSTICS
[ARCS II]: full-range
®
To use ARCS
II enclosures in FULL-RANGE mode, in standalone configuration, or in LOW-EXTENSION mode, in
combination with the SB28 subwoofer.
LA8
Elements to connect
Inputs/Outputs
IN A
Input signal A
IN B
Input signal B
OUT 1
ARCS
OUT 2
OUT 3
ARCS
OUT 4
* IN: input signal.
A, B: channel A, B.
[SB28_60]: standard subwoofer
To use SB28 subwoofers in STANDARD mode, as single elements or as an array in standard configuration.
LA8
Elements to connect
Inputs/Outputs
IN A
Input signal A
IN B
Input signal B
OUT 1
Subwoofer
OUT 2
Subwoofer
OUT 3
Subwoofer
OUT 4
Subwoofer
* IN: input signal.
A, B: channel A, B.
[SB28_60_C]: cardioid subwoofer
To use SB28 subwoofers in CARDIOID mode, as an array in cardioid configuration.
LA8
Elements to connect
Inputs/Outputs
IN A
Input signal A
IN B
Input signal B
OUT 1
Reversed subwoofer
OUT 2
Subwoofer
OUT 3
Subwoofer
OUT 4
Subwoofer
* IN: input signal.
A, B: channel A, B.
APPENDIX
APPENDIX
APPENDIX B B B B : : : : SPECIFICATIONS FOR LOUDSPEAKER CABLES
APPENDIX
Cable quality and resistance
Only use high-quality fully insulated speaker cables made of stranded copper wire.
Use cables of gauge offering low resistance per unit length and keep the cables as short as possible.
The following table provides the recommended maximum length depending on the cable cross-section and on the
impedance load connected to the amplifier.
Cable cross-section
2
mm
SWG
2.5
15
4
13
6
11
10
9
ARCSII_UM_E N_1-2
®
web site.
Routing*
IN_A
IN_B
LF_A
®
II enclosure
HF_A
LF_B
®
II enclosure
HF_B
LF: low frequency transducer.
Routing*
IN_A
IN_B
SB_A
SB_A
SB_B
SB_B
SB: subwoofer.
Routing*
IN_A
IN_B
SR_A
SB_A
SB_A
SB_A
SB: subwoofer.
8 Ω load
AWG
m
13
30
11
50
9
74
7
120
w w w . l - a c o u s t i c s . c o m
Accessible (O) and locked (X) parameters
Mute
Gain
X
O
X
O
O
X
O
X
O
X
O
X
HF: high frequency transducer.
Accessible (O) and locked (X) parameters
Mute
Gain
X
O
X
O
O
O
O
O
O
O
O
O
Accessible (O) and blocked (X) parameters
Mute
Gain
X
O
X
O
O
X
O
X
O
X
O
X
SR: reversed subwoofer.
Recommended maximum length
4 Ω load
ft
m
100
15
160
25
240
37
120
390
60
195
Delay
Polarity
O
O
O
O
X
X
X
X
X
X
X
X
Delay
Polarity
O
O
O
O
O
O
O
O
O
O
O
O
Delay
Polarity
O
O
O
O
X
X
X
X
X
X
X
X
2.7 Ω load
ft
m
ft
50
10
33
80
17
53
25
80
40
130
9 9 9 9
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