S83
MIXER
A M P L I F I E R
CHANNEL 1
CHANNEL 2
PEAK
0
0
−∞
−∞
+15
+15
LEVEL
LEVEL
0
0
0
−∞
−∞
+10
-15
+15
+10
-15
HIGH
EFF1 MON
EFF1 MON
0
0
0
−∞
−∞
+10
-12
+10
-12
+12
EFF2 REV
2.5K
EFF2 REV
0
10
10
0
0
+4
-40
-12
+12
+4
-40
-12
500Hz
TRIM
TRIM
0
-15
+15
-15
LOW
LINE
LINE
MIC
POWER
o
ON
OFF
+4dB
47KΩ
FUSE
120 VOLT 6 AMP
220 VOLT 3.5 AMP
+4dB
AMP IN
10KΩ
CAUTION
!
RISK OF ELECTRIC SHOCK
DO NOT OPEN
POWER RATING
120V/60Hz 450 W
The S83 Mixer Amplifier combines a monophonic
8-input mic/line mixer with a dedicated power amp
producing 300 watts into 4 ohms. Portable or easily
installed into a rack, the S83 takes up only 4 spaces
with the optional rack ears included. Equipped with 4-
band equalization on each channel and a 10-band
graphic EQ on the main output, the S83 is an ideal all-
in-one device for recording, live concert and contract-
ing applications. It also features 8 electronically bal-
anced mic/line inputs (XLR-type and 1/4" connectors),
a CD/tape input (phono connectors), switchable 48
volts phantom power, internal reverb, 2 Aux sends
and 4 Aux returns, along with amp in and preamp and
monitor out patch points.
Contact:
Samson Technologies Corp., P.O. Box 9031, Syosset, NY 11791-9031 • Phone: (516) 364-2244 • Fax: (516) 364-3888 • www.samsontech.com
CHANNEL 3
CHANNEL 4
CHANNEL 5
PEAK
PEAK
PEAK
0
0
0
−∞
+15
−∞
−∞
+15
+15
LEVEL
LEVEL
LEVEL
0
0
0
0
0
0
+15
−∞
+10
-15
+15
−∞
-15
+15
−∞
+10
-15
+10
HIGH
HIGH
HIGH
EFF1 MON
EFF1 MON
EFF1 MON
0
0
0
0
0
0
+12
−∞
−∞
−∞
+10
-12
+10
-12
+12
+10
-12
+12
2.5K
EFF2 REV
2.5K
EFF2 REV
2.5K
EFF2 REV
0
0
0
10
10
10
0
0
0
+12
+4
-40
-12
+12
-12
+12
+4
-40
-12
+4
-40
500Hz
500Hz
500Hz
TRIM
TRIM
TRIM
0
0
0
+15
-15
+15
-15
+15
-15
LOW
LOW
LOW
LINE
LINE
LINE
MIC
MIC
MIC
EFFECT RETURNS
S83 MIXER AMPLIFIER
EFFECT SENDS
1
2
1
+4dB
600Ω
3
4
2
+4dB
600Ω
PRE AMP OUT
MON OUT
LEFT
RIGHT
CD/TAPE
SPEAKER OUTPUT
IN
CHANNEL 6
CHANNEL 7
CHANNEL 8
PEAK
PEAK
PEAK
0
0
0
−∞
−∞
−∞
+15
+15
+15
LEVEL
LEVEL
LEVEL
0
0
0
0
0
0
−∞
-15
+15
−∞
-15
+15
−∞
-15
+15
+10
+10
+10
HIGH
HIGH
HIGH
EFF1 MON
EFF1 MON
EFF1 MON
0
0
0
0
0
0
−∞
+12
−∞
−∞
-12
+12
+10
-12
+10
-12
+12
+10
2.5K
EFF2 REV
2.5K
EFF2 REV
2.5K
EFF2 REV
0
0
0
10
10
10
0
0
0
-12
+12
-12
+12
-12
+12
+4
-40
+4
-40
+4
-40
500Hz
500Hz
500Hz
TRIM
TRIM
TRIM
0
0
0
+15
-15
+15
-15
+15
-15
LOW
LOW
LOW
LINE
LINE
LINE
MIC
MIC
MIC
8 CHANNEL 300 WATT 4 Ω
SAMSON TECHNOLOGIES CORP., HICKSVILLE, NEW YORK
• 8 balanced mic/line-input channels.
• Independent CD/tape input; signal is routed via channel EQ.
• Power: 300 W into 4 ohms.
• Built-in 3-spring reverb.
• 4-band equalization on all channels.
• 10-band graphic master EQ.
• Peak LEDs for each channel.
• Input trim control on each channel.
• 2 Aux sends per channel.
• 4 Aux returns with front-panel level controls.
• 48 V phantom power selectable for mic input connectors.
• Protection relay circuitry to prevent noise when powering on.
• Extremely portable format with carry handle and
protective corners.
• Rackmountable with rack ears included.
• Rear-panel amp in and preamp output.
• 2 speaker outputs.
• Master monitor and reverb level controls.
• Built-in headphone amp with 1/4" stereo connector and
independent level control.
• Front-panel output signal level meter.
SAMSON
PEAK
S83 MIXER AMPLIFIER
8 CHANNEL MIXER 300 WATT AMPLIFIER
-3
-18
-12
-8
-5
0
+2
0
PHANTOM
PROTECTION
POWER
+15
HIGH
30Hz
64Hz 125Hz 250Hz 500Hz
1K
2K
3K
5K
10K
0
+12
2.5K
0
+12
500Hz
30Hz
64Hz 125Hz 250Hz 500Hz
1K
2K
3K
5K
10K
0
0
0
0
−∞
−∞
−∞
+15
+10
+10
+10
0
10
LOW
MAIN LEVEL
RETURN 1-2
RETURN 3-4
HEADPHONES
0
0
10
+10
−∞
PHANTOM
REVERB
MONITOR
MIC
TO PREVENT SHOCK,
DO NOT OPEN. NO USER
SERVICABLE PARTS
INSIDE. REFER SERVIC-
ING TO QUALIFIED SERVICE
PERSONNEL. TO PREVENT
FIRE OR SHOCK HAZARD
DO NOT EXPOSE TO RAIN
OR MOISTURE
CAUTION
HEATSINK MAY BE HOT!
DO NOT BLOCK AIRFLOW
OR OVERHEATING MAY
OCCUR
SERIAL NUMBER
+15dB
0dB
-15dB
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