Specifications
15
Suggested Performance Application
The following illustration shows the basic interconnections between an SD8 and external equipment when used in a
typical live performance application:
The main connections here involve connecting the SD8 speaker outputs to PA speakers and the Monitor output to the
input of an external amplifier driving onstage monitors. Various microphones and line level signals are connected to
channel mic and line inputs and a CD or tape player is connected to the CD/Tape input. An external signal processor is
connected to Aux Send 2, with the resulting processed signal returned to Aux Returns 1 and 2.
SIGNAL PROCESSOR
MIDI TONE GENERATOR
CD OR DAT
MIDI KEYBOARD
MIC 1
MIC 2
LINE
3
LINE
4
8 CHANNEL STEREO MIXER 250 WATT AMPLIFIER
-15 -9 -6 -3
0
+3 +6
PHANTOM
POWER
RETURN 1-2
MAIN LEVEL
EFFECT
HEADPHONES
PRESET
MONITOR
PROTECT
AUX1/MON
-15 -9 -6 -3
0
+3 +6
L
R
32Hz 64Hz
125Hz 250Hz 500Hz 1K
2K
4K 8K 16K
+12dB
0dB
-12dB
32Hz 64Hz
125Hz 250Hz 500Hz 1K
2K
4K 8K 16K
SD8 STEREO MIXER AMPLIFIER
SAMSON
MIX
DSP POWERED
LINE
MIC
PEAK
CHANNEL 8
+10
O
∞
HIGH
+15
O
-15
LEVEL
+10
O
∞
MID
+12
O
-12
LOW
+15
O
-15
L
R
PAN
DSP AUX2
LINE
MIC
PEAK
CHANNEL 7
+10
O
∞
HIGH
+15
O
-15
LEVEL
+10
O
∞
MID
+12
O
-12
LOW
+15
O
-15
DSP AUX2
L
R
PAN
AUX1/MON
LINE
MIC
PEAK
CHANNEL 6
+10
O
∞
HIGH
+15
O
-15
LEVEL
+10
O
∞
MID
+12
O
-12
LOW
+15
O
-15
DSP AUX2
L
R
PAN
AUX1/MON
LINE
MIC
PEAK
CHANNEL 5
+10
O
∞
HIGH
+15
O
-15
LEVEL
+10
O
∞
MID
+12
O
-12
LOW
+15
O
-15
DSP AUX2
L
R
PAN
AUX1/MON
LINE
MIC
PEAK
CHANNEL 4
+10
O
∞
HIGH
+15
O
-15
LEVEL
+10
O
∞
MID
+12
O
-12
LOW
+15
O
-15
DSP AUX2
L
R
PAN
AUX1/MON
LINE
MIC
PEAK
CHANNEL 3
+10
O
∞
HIGH
+15
O
-15
LEVEL
+10
O
∞
MID
+12
O
-12
LOW
+15
O
-15
DSP AUX2
L
R
PAN
AUX1/MON
LINE
MIC
PEAK
CHANNEL 2
+10
O
∞
HIGH
+15
O
-15
LEVEL
+10
O
∞
MID
+12
O
-12
LOW
+15
O
-15
DSP AUX2
L
R
PAN
AUX1/MON
LINE
MIC
PEAK
CHANNEL 1
+10
O
∞
HIGH
+15
O
-15
LEVEL
+10
O
∞
MID
+12
O
-12
LOW
+15
O
-15
DSP AUX2
L
R
PAN
AUX1/MON
+10
O
∞
+10
O
∞
10
1
2
3
4
5
6
7
8
9
11
12
13
14
15
16
10
1
2
3
4
5
6
7
8
9
11
12
13
14
15
16
DSP
+10
∞
+10
O
∞
+10
O
∞
TRIM
-6
-50
+14
-20
0
L
I
N
E
M
I
C
TRIM
-6
-50
+14
-20
0
L
I
N
E
M
I
C
TRIM
-6
-50
+14
-20
0
L
I
N
E
M
I
C
TRIM
-6
-50
+14
-20
0
L
I
N
E
M
I
C
TRIM
-6
-50
+14
-20
0
L
I
N
E
M
I
C
TRIM
-6
-50
+14
-20
0
L
I
N
E
M
I
C
TRIM
-6
-50
+14
-20
0
L
I
N
E
M
I
C
TRIM
-6
-50
+14
-20
0
L
I
N
E
M
I
C
L
SERVO - 240
SAMSON
R
CH7
POWER
CH8
CH7
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
!
SERIAL NUMBER
O
ON
OFF
SAMSONSD8 STEREO MIXER AMPLIFIER
+48V
PHANTOM
POWER
AC INPUT
115V 50/60Hz
SPEAKER OUT
R MINIMUM 4Ω L
AMP IN
R (+4dBu 10KΩ) L
PRE OUT
R (+4dBu <75Ω) L
AUX RETURN
2 (+4dBu 10KΩ) 1
AUX SEND 1
(+4dBu <75Ω)
AUX SEND 2
(+4dBu <75Ω)
MON OUT
(+4dBu <75Ω)
TAPE/CD IN