AP 13
ACOUSTIC PREAMPLIFIER
B
A
CUT
RING=MIC
RING=PIEZO
–
PIEZO
PICKUP GAIN TRIM
PHANTOM
TIP=PIEZO
TIP=MIC
15V
6V
POWER
INPUT
10
10
10
A
12
10
0
INVER
T
INVER
T
180
250
12
9
6
80
3
MIC
6 3
35
9
20
C
2
0
4
180
2
B
0
250
4
80
6
8
6
35
8
20
LOW
+
CUT
40
100
250
OUT
630
1.6k
10k
4k
LEVEL
PAN
LOW
–
6
10
4
10
10
10
A
12
C
0
12
9
6
3
B
6 3
9
2
2
2
0
0
0
4
4
4
0
6
6
6
8
8
8
2
630
100
+
40
250
1.6k
4k
10k
PAN
SEND
LEVEL
A
B
RTN
LEVEL
0
10
2
8
8
4
6
LEVEL
13
AP
PZO
MIC
OL
INSTRUMENT
PIEZO PICKUP
POWER
MUTE
MIC PICKUP
MAIN OU
T
PREAMPLIFIER
OL
ACOUSTIC
HEADPHONE