Schematic-m1159-ef500p-amp 1/3, Main input, Ef500p – Yorkville EF500P User Manual
Page 4: Trim /gain, Bass, Limiter, Mic gain, Line gain, Treble, Master clip
Product
Date:
Filename:
PCB#
of
Sheet
Rev:
4
1
V16
M1159V16.sch2006
EF500P
Tue Jun 26, 2012
M1159
EF500P
B
A
+24V
+15V
*
non-R
oH
S
-15V
+15V
-15V
+15V
-15V
4148
D38
+15V
W5:A
6
HLI
M
W5:F
6
B
+15V
-15V
A
+15V
*
*
+15V
W29:C
4
W29:B
4
WL
IM
W29:D
4
1/4W
1K87
R102
.
1/4W
4K12
R84
.
C82
63V
180N
R189
1/4W
MINI
10K0
R113
1/8W
FLMP
475R
IGND
+15V
-15V
+15V
LVGND2
WLIM
+15V
DNS
*
4148
D44
*
DNS
LVGND3
+15V
-15V
LVGND2
R129
NET00082
+15V
LVGND4
-15V
R131
1/4W
RAD
4K7
NET00039
NET00039
-15V
LVGND4
LEDGND
+15V
-15V
HLIM
LVGND2
WOOFCLIP
+24V
9
W4:I
9
LVGND
IGND
3925
J4
FUNCTION
3925
J2
INPUT
1
2
3
4100
J1
OUTPUT
R209
1/4W
MINI
10K0
R205
1/4W
MINI
10K0
C107
50V
22U
R167
1/4W
MINI
10K0
R170
1/4W
MINI
10K0
1/4W
33K
R149
RAD
4148
D42
R126
1/4W
RAD
4K7
1/4W
1M
R108
RAD
R93
1/8W
FLMP
475R
B
IGND
50V
C138
33P
R203
1/4W
MINI
1K0
R190
1/4W
MINI
1K0
LVGND3
R182
1/4W
.
562R
IGND
LVGND3
R134
1/4W
.
1K21
R133
1/4W
MINI
1K0
R114
1/4W
RAD
10K
C76
63V
100N
IGND
+15V
-15V
R94
1/4W
RAD
10K
C65
63V
100N
R191
1/4W
MINI
10K0
LVGND3
C99
16V
33U
R172
1/4W
MINI
1K0
1/4W
4K7
R159
RAD
1/4W
47K
R154
RAD
1
2
NSL-32SR2
U23:A
6858
-15V
U24:B
NE5532N
8
V+
4
V-
U24:C
C78
63V
150N
R92
1/4W
0.1%
681R0
LVGND4
R177
1/4W
MINI
4K7
LVGND2
U21:A
NE5532N
non-RoHS
R127
1/4W
MINI
2K2
-15V
1/8W
75R
R201
FLMP
LVGND3
C95
63V
100N
WOOFCLIP
-15V
4148
D62
*
1/4W
15K
R156
MINI
R136
1/4W
.
590R
M
B
P1:A
4434
10K
MASTER GAIN
DNS
1/4W
30K
R179
RAD
R169
1/4W
MINI
6K8
LVGND2
LVGND2
1/4W
43K
R137
.
1/4W
30K
R135
.
UP
Alternate
S3
:A
3522
DO
W
N
SUBI
N\
O
U
T
C80
63V
180N
C64
100V
47N
-15V
LVGND4
1/4W
1M
R161
RAD
+15V
1/4W
15K
R150
MINI
-15V
R141
1/4W
RAD
47K
R125
1/4W
MINI
4K7
LVGND1
4148
D25
R206
1/4W
RAD
220R
LVGND1
63V
C131
100N
+15V
R162
1/4W
RAD
1K5
1/4W
220R
R147
RAD
C90
16V
33U
1/4W
33K
R138
RAD
R119
1/4W
MINI
270K
1/4W
820R
R91
RAD
-15V
W5:B
6
R210
1/4W
MINI
1K2
R192
1/4W
RAD
4K7
LVGND4
63V
C133
100N
50V
C132
100N
U27:A
NE5532N
-15V
R146
1/4W
RAD
10K
LEDGND
4148
D35
TO92
MPSA13
Q21
5105
4148
D31
+15V
L2
RED
5906
LIMIT
non-RoHS
R89
1/4W
MINI
2K
4
3
NSL-32SR2
U15:B
6858
TO M1339
LIMITER
BOARD
(RoHS)
LVGND1
W5:E
6
W5:D
6
R208
1/4W
47K
R204
MINI
63V
C135
100N
63V
C93
220N
-15V
+15V
8
V+
4
V-
U27:C
4148
D41
LVGND1
+15V
R96
1/2W
.
442R
R194
1/4W
.
332R0
LVGND
63V
C137
100N
1/4W
100K
R165
RAD
LVGND1
C75
+15V
UP
Alternate
S5
:A
3522
DO
W
N
MIX
E
R
IN
/O
U
T
-15V
LVGND1
R139
1/4W
.
36K
4148
D37
R118
1/4W
RAD
27K
4148
D27
U14:B
NE5532N
R97
1/4W
MINI
1K0
LVGND4
1/4W
1K4
R202
.
3696
K1:B
1N5250B
20V0
D13
0W5
4148
D63
D39
0A2
BAT85
BAT85
D40
0A2
R117
1/4W
MINI
10K0
R104
1/4W
MINI
1K0
1/4W
33K
R128
RAD
*
1/4W
470R
MINI
R224
*
U13:B
NE5532N
LVGND1
1/4W
1K5
R164
RAD
+15V
HORNGND
1/8W
681R
R101
FLMP
R99
1/8W
FLMP
681R
LVGND1
R123
1/8W
FLMP
475R
R
222
1/4W
MINI
47K
D34
0A45
4148
-15V
+15V
-15V
R85
1/8W
FLMP
681R
LEDGND
1/4W
47K
R163
RAD
1/4W
1K5
R153
RAD
L3
YEL
5907
CLIP
+15V
63V
C70
100N
IGND
C98
50V
22U
1/4W
100K
R109
RAD
1/4W
1M
R103
RAD
50V
C129
33P
1/4W
2K49
R185
MINI
R174
1/4W
.
562R
8
V+
4
V-
U32:C
M
B
P2:A
4432
10K
MIC GAIN
R110
1/4W
0.1%
681R0
W29:A
4
1/4W
47K
R197
RAD
LVGND2
C97
16V
33U
TO M1339
LIMITER
BOARD
(RoHS)
1/4W
3K
R112
MINI
4
3
NSL-32SR2
U23:B
6858
R183
1/4W
RAD
4K7
C128
16V
33U
1/4W
4K7
R145
MINI
1/4W
150K
R152
TRIM
/GAIN
1/4W
3K
R116
MINI
8
V+
4
V-
U21:C
LVGND3
1/4W
R215
2K
RAD
C114
100V
22N
UP
Alternate
S3
:B
3522
DO
W
N
SUBI
N\
O
U
T
R87
1/4W
MINI
1K0
1/4W
1K
R184
RAD
1/4W
10K
R188
RAD
TO92
BC560C
Q23
5102
LM13600N
U26:A
U2
6
:E
63V
C119
100N
250V
C66
4N7
1/4W
18K
R132
MINI
63V
C121
100N
50V
C120
100N
1/4W
1K5
R107
RAD
R144
1/4W
RAD
10K
63V
C123
100N
8
V+
4
V-
U14:C
1/4W
56K
R158
RAD
63V
C125
100N
1/4W
1K07
R176
0.1%
C87
50V
22U
R122
1/4W
MINI
10K0
U19:B
NE5532N
R90
1/8W
FLMP
274R
U20:A
NE5532N
6V2
0W5
1N753ARL
D33
U12:A
NE5532N
L4
GRN
5908
PWR
8
V+
4
V-
U20:C
1/8W
681R
R86
FLMP
1/4W
1K0
R130
MINI
+15V
C B
TO-126
MJE350
MJE340
BD238
MJE270
BD139
BD140
E
BD237
MJE271
TO92
MPSA06
Q22
5103
8
V+
4
V-
U18:C
B E
TO-92
BC560C
C
BC550C
B C
TO-92
MPSA63
MPSA43
2N5551
E
MPSA56
MPSA06
MPSA13
2N5401
D S
TO-247
IRFP23N50L
G
IRFP9040N
LVGND2
LVGND2
C83
63V
180N
C62
100V
100P
DNS
-15V
NET00082
NET00116
R115
1/4W
RAD
1M
LVGND1
LVGND1
D32
0A2
BAT85
D29
0A2
BAT85
LIMITER SENSE
non-RoHS
8
W4:H
9
7
W4:G
9
2
W4:B
9
1
W4:A
9
TO POWER AMP PCB
LVGND4
R196
1/4W
MINI
10K0
1/4W
10K0
R207
MINI
C126
16V
33U
MIXER SECTION
IGND
1/8W
75R
R178
FLMP
R181
1/8W
FLMP
249R
50V
C108
1N
8
V+
4
V-
U28:C
U28:A
NE5532N
R171
1/4W
RAD
47K
R168
1/4W
MINI
220R
C94
50V
22U
1/4W
47K
R148
RAD
R214
1/4W
RAD
470R
D43
0A45 4148
100V
C86
47N
U24:A
NE5532N
C73
100V
100P
4148
D30
100V
C72
470P
4148
D26
8
V+
4
V-
U17:C
FROM MIXER
R95
1/4W
0.1%
562R0
8
V+
4
V-
U16:C
U16:B
NE5532N
MAIN INPUT
R195
1/4W
RAD
10K
R200
1/4W
RAD
10K
R199
1/4W
MINI
1K0
R160
1/4W
RAD
4K7
1/4W
4K7
R186
RAD
C117
100V
3N3
U29:A
NE5532N
+15V
R180
1/4W
RAD
2K
C96
100V
68N
1/4W
220R
R151
RAD
R155
1/4W
RAD
1M
22U
50V
C89
1/4W
324R0
R142
0.1%
C85
100V
47P
C79
63V
180N
LVGND1
C63
100V
68N
U18:B
NE5532N
U17:A
NE5532N
R211
1/4W
MINI
1K2
400V
C140
2N2
M
B
P5
:A
4434
10K
TREBL
E
BASS
NET00116
C139
16V
33U
R198
1/4W
MINI
470K
U33:B
NE5532N
R193
1/4W
RAD
4K7
C127
100V
47N
M
B
P3
:A
4435
50K
BASS
LVGND2
LVGND1
LVGND3
63V
C134
100N
63V
C136
100N
LVGND2
1N753ARL
D47
0W5
6V2
4148
D45
U27:B
NE5532N
U22:A
NE5532N
8
V+
4
V-
U22:C
C84
100V
68N
R120
1/4W
RAD
33K
63V
C74
100N
1/4W
1K87
R106
.
C69
100V
47N
C68
100V
68N
C60
100V
10N
C59
63V
100N
W5:C
6
R217
1/4W
RAD
18K
TO92
2N5401
Q16
5108
R140
1/4W
RAD
10K
LIMITER
LVGND1
63V
C81
100N
2
1 NSL-32SR2
U15:A
6858
6
W4:F
9
5
W4:E
9
4
W4:D
9
LVGND
3
W4:C
9
MIC GAIN
U32:A
NE5532N
R173
1/8W
FLMP
249R
50V
C101
1N
R175
1/4W
MINI
2K49
R111
1/4W
0.1%
562R0
100V
C67
470P
U16:A
NE5532N
LINE GAIN
U33:A
NE5532N
8
V+
4
V-
U33:C
U32:B
NE5532N
M
B
P4:A
4432
10K
LINE GAIN
8
V+
4
V-
U29:C
U29:B
NE5532N
U22:B
NE5532N
U21:B
NE5532N
R88
1/4W
MINI
1K0
TREBLE
K1:A
3696
C130
100V
47P
LIMITER
LVGND2
R143
1/4W
RAD
47K
63V
C122
100N
63V
C124
100N
1/2W
442R
R100
.
R121
1/4W
RAD
27K
U19:A
NE5532N
8
V+
4
V-
U19:C
8
V+
4
V-
U13:C
U13:A
NE5532N
U14:A
NE5532N
"STYLE_P25"
R
218
1/4W
MINI
1K
0
UP
Alternate
S5
:B
3522
DO
W
N
M
IXERIN/
O
UT
C88
63V
2U2
U20:B
NE5532N
16V
C77
10U
R216
SOLID
22AWG
C61
100V
22N
R157
1/4W
RAD
10K
S G
TO-92
2N5638
D
J109
8
V+
4
V-
U12:C
B C E
TO-220
BDX54B-54C
BDX53B-53C
RING
J5
.
TO MAIN INPUT
U28:B
NE5532N
MASTER CLIP
U17:B
NE5532N
U18:A
NE5532N
U12:B
NE5532N
RING
J6
.
RING
J3
IN
P
U
T
RING
J7
IN
PU
T/O
U
TPU
T
SILENT MIXER ON/OFF
"STYLE_P32"
REF
OLD
NEW
PART KNOB
PART KNOB
MODEL(S):-
FUNCTION
R
R
R
R
R
R
R
F
F
F
F
F
F
F
O
O
K
K
O
O
O
K
K
K
O
O
K
K
K
K
N
N
K
K
K
N
N
N
K
K
N
N
M1159
EF500P
P1
P2
P3
P4
P5
MAIN GAIN
MIC GAIN
BASS TONE
LINE GAIN
HORN TONE
4537
8393
4434
4432
4435
4432
4434
8392
8394
8392
8394
4566
4546
4566
4537
9916
9915
9917
9915
9916