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Alto Professional MACRO 1400 Manual

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5.OPERATION
TRS phone jack to easily interface with most professional audio devices. Follow the configuration examples below for
your particular connection.
The MACRO 830/1400/2400 Professional High Power Stereo Amplifier provides three operating modes with each unit:
Stereo mode, Parallel (Mono) mode and Bridged mode, you can decide each specific operating mode according to your
actual application circumstance. Following examples will show you the typical connections, you can refer to install your
MACRO 830/1400/2400 into a sound system:
5.1 Operate MACRO 830/1400/2400 in Stereo Mode
In this mode, Channel A and Channel B operate independently ( as a conventional stereo amplifier). The Channel
A input signal will be output from the Channel A output connectors, and the Channel B input signal will be output
from the Channel B output connectors.
7
CHANNEL A
CHANNEL B
1
2
3
GND
INPUT
FROM
SOURCE
1
2
3
INPUT
FROM
SOURCE
SHIE LD
Input wiring tips
BALANCED UNBALANCED
Channel B
+
Channel A
+
+ +
PARALLEL
(MONO)
STEREO
BRIDGED
SHIELD SHIELD
INPUT
CONNECTION
12
3
(+)
(GN D)
BRE AK ER
BRIDGED
MONO
CHA NN EL A CHA NN EL B
CH-B
CH-A
BRIDGED INPUT
LINE
BALANCED
INPUT
OFF
LF 30HZ
FILTER
LINE
ON
OFF ON
CLIP LIMIT
BRIDGED
STEREO
PARALLEL
(MONO)
1.15V/20KΩ
( )
SRT
T(+ )
R( )
S(G ND)
SER IAL
MOD EL
WARNING
TO RED UCE THE R ISK OF FI RE
OR EL ECTRI C SHOCK , DO NOT
EXP OSE THIS AP PARATUS TO
RAI N OR MOIS TURE.
SEE I NSTRU CTION B EFORE
USI NG!
2
1
3
2
1
3
˙Unbalanced
˙Balanced
Tip
Ring
Sleeve
Tip
Ring
Sleeve
Tip
Ring
Sleeve
1
2
3
1
2
3
1
2
3
TIP RING SLEEVE
SLEEVE RING TIP
TIP RING SLEEVE
2
1
3
1 2
3
1 2
3
1 2
3
Tip
Ring
Sleeve
Tip
Ring
Sleeve
Tip
Sleeve
Tip
Sleeve
Tip
Sleeve
Cent er
Cent er
Centre
Screen
Screen
Screen
1
2
3
Tip
Ring
Sleeve
1
2
3
1
2
3
TIP SLEEVE
TIP SLEEVE
TIP RING SLEEVE
TIP RING SLEEVE
2 1
3
2 1
3
Tip
Ring
Sleeve
1
2
3
Tip
Sleeve
1
2
3
TIP RING SLEEVE
TIP SLEEVE
1 2
3
1 2
3
SLEEVE TIP
SLEEVE RING TIP
… 8 …


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