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FRONT PANEL
6 7 8 9
1
2
3
4 5
C H A N N E L 1
4
2
Sig
Min
E
E
E
E
DAX
Clip
MIC/LINE
MIC/LINE
GAIN
GAIN
Audio labs
4
2
Ovl
Off
O U T P U T L E V E L
1)
Ovl led:
The Red Led iluminate when level exceeds the maximum
below the overload point.
2)
Clip led:
The Yellow Led iluminate when the input level exceeds the maximum XLR input level
which is 3 dB below the overload point.
3)
Signal led:
The Green Led iluminate when the input level exceeds -20dBu.
4)
GAIN Mic/Line:
An 11 position rotary switch that controls the gain of the
5)
Output level control.
6)
PHASE:
Phase reverse switch,where
phase (input pin 3 hot).
7)
HPF:
Provides 12dB/octave low frequency rolloff 90Hz.
8)
+48V:
Supplies 48 volts to the XLR inputs for condenser microphones requiring phantom
power. Avoid selecting phantom power if you are using a dynamic, ribbon or tube mics.
9)
PAD:
Selects between the MIC input (via the XLR input connectors on the rear panel) and
Line levels
10)
Phantom led:
The Red Led iluminate when the phantom power is on.
11)
STANDBY
switch.
12)
POWER:
The meter light indicates that the unit is on.
10
C H A N N E L 2
0dB
0dB
6
4
6
P
P
A
A
D
D
-20dB
-20dB
8
2
8
OFF
OFF
P
P
Sig
H
H
A
A
N
N
T
T
O
O
Min
Max
Max
+48V
M
M
+48V
Clip
MIC/LINE
MIC/LINE
GAIN
GAIN
FLAT
FLAT
F
F
6
I
I
4
6
L
L
T
T
E
E
R
R
90Hz
90Hz
8
2
8
O
NORM
NORM
Ovl
P
P
H
H
A
A
S
S
E
E
Max
Off
Max
REV
REV
O U T P U T L E V E L
'+' is normal phase (input pin 2 hot), and '-' is inverted
C H A N N E L 8
0dB
6
P
P
A
A
D
D
-20dB
8
OFF
P
P
Sig
H
H
A
A
N
N
T
T
O
O
Max
+48V
M
M
Clip
MIC/LINE
MIC/LINE
GAIN
GAIN
FLAT
F
F
6
I
I
L
L
T
T
E
E
R
R
90Hz
8
O
O
NORM
Ovl
P
P
H
H
A
A
S
S
E
E
Max
REV
O U T P U T L E V E L
6
11 12
0dB
4
6
P
P
A
A
D
D
-20dB
2
8
OFF
P
P
H
H
A
A
N
N
T
T
Min
O
O
Max
+48V
M
M
MIC/LINE
MIC/LINE
GAIN
GAIN
FLAT
F
F
4
6
I
I
L
L
T
T
E
E
R
R
90Hz
2
8
O
NORM
OFF
P
P
H
H
A
A
S
S
E
E
Off
Max
REV
ON
O U T P U T L E V E L
STANDBY
output
level which is 3 dB
discrete input
Mp-800
EIGHT VACUUM TUBE
EIGHT VACUUM TUBE
MICROPHONE
MICROPHONE
PREAMPLIFIER
PREAMPLIFIER
stage
.
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