Quadral AURUM Bedienungsanleitung Seite 7

red "+" terminal of the amplifier and that the other core is
connected to the black "-" terminals of both the speaker
and amplifier.
With AURUM loudspeakers you can choose between three modes of operation:
a) Conventional mode
Do not remove the jumpers, connect the speaker cable
as shown in the illustration.
b) Biwiring mode
Remove the jumpers after loosening the four screw
terminals on the back of the speaker and connect the
cable as shown in the illustration
c) Biamping mode
Remove the jumpers and connect the cables as shown
in the illustration.
> –
50 cm
FRONT
Jumper
CENTER
-
Amplifier/
Jumper
output stage
+
SUBWOOFER
-
Amplifier/
Jumper
output stage +
-
Amplifier/
output stage
+
-
Amplifier/
output stage
+
-
Amplifier/
output stage +
-
Amplifier/
output stage
+
Tweeter/midrange
-
Amplifier/
output stage
+
Woofer
Tweeter/midrange
-
Amplifier/
-
+
output stage
Amplifier/
output stage
+
Woofer
Tweeter/midrange
-
Amplifier/
-
EN
- +
REAR
+
-
HI
- +
LO
- +
- +
HI
- +
LO
- +
+
-
HI
- +
LO
- +
+
-
HI
- +
LO
- +
- +
HI
- +
LO
- +
+
-
HI
- +
LO
- +
- +
HI
- +
LO
+
-
- +
HI
- +
LO
- +
7
- +
HI