Symetrix 528 Schematic

Page 1
J2
MIC
INPUT
LINE
INPUTS
GND
­+
C102
.01
FB1
BEAD
FB2
BEAD
J1
TB1
C105 .001
C106 .001
2
1
3
R11
R12
C1
10/80
.047 MY
47/63
.047 MY
C103
47/63
C104
R1
PHANTOM
POWER
R10
1K0
C2
R13
R14
C3
2
R2
1N5232
1N5232
1N5232
1N5232
R3
OUT
IN
1
SW1A
3
D1
D2
D3
D4
100K TRIM
R4
470 pF
C13
R271
+48
330 pF
OFFSET TRIM
C4
R272
100K0
100K0
R6
C14
470 pF
R273
12
9
+IN
-IN C
6
47 pF
R5
C16
150 pF
C5
C
V +
7
5
SSM2015
N U L L
2 3
R8 15K0
REVISIONLTR
REDRAWN WITH CHANGE F INCORP ECO
EC0 528-001
G
CHANGED C8, C9, C33
EC0 528-4
R188 R191 NOW 3K65
+15
R23 10K
-15+15 4
V
-
U2
N U L L
8
10 pF
10 pF
47 pF
R7
+15
8
4
-15
1 3
C15
C
1
C8
C9
1
U1A
RC4560
OUT
-15
3
R16
R9
CW
R18
2K5C
R17 56
R19 10K0
MIC GAIN
C11
4.7 NP
11
R
10
R
B
1 4
R15 27K
R21
100
R20
D5
1N4148
R27
6 5
C10
.1
C96
150 pF
7
U1B
RC4560
2N5210
R22 1M0
R28
100
Q1
C17
100/35
R24 8K2
R29 100K
Q2 2N4403
R25 1K5
1 4
J4
TB1
4
D6
LED RED
3 2
CLIP
MIC/LINE OUTPUT
DATE
12-12-89
3-3-93
7-7-93G1
Title
SYMETRIX INC.
4211-24 TH AVE W. SEATTLE WA. 98199
SCHEMATIC 528
REVDocument NumberSize
G191750B
6of 1Sheet July 7, 1993Date:
Page 2
R69
DE-ESS INPUT
100K TRIM
TB1
5
4.7 NP
.047 MY
R52
C19
C26
+15
-15
R30
51K
82K
R53
R54
100
R50
R31 51K
C18
47 pF
+15
8
2 3
-15
4
U3A
RC4560
R32 5K1
1
6
1 3
A1R1A
50KC DUAL
DE-ESS
5
P1
2
4 6
A1R1B 50KC DUAL
FREQUENCY
R64
C20
.0056 MY
7
U3B
R66
R67
+15
C21
6 5
RC4560
1
DE-ESS
CW
5
R33 5K1
4
.0027 MY
6 5
R65
C100
150 pF
U8B
RC4560
C101
150 pF
+15
E C 2
2
R45
61.9 1%
7
V C C
OUT
2
8
G N D
6
3
3
E
IN
-15
C 1
U5
A 2150
V
S
E
Y
E
M
5
4
R38
51
R37
5K1
C22
4.7 NP
7
+15
-15
R34
1
R36
R35
100K TRIM
+15
-15
82 pF
8
4
C24
R47
U4A
RC4560
DE-ESS OUTPUT
R48
100
1
C25
100/35
R49
TB1
6
RANGE
R51
LM3046
LM3046
8 7
6 5
U7D
U7C
11 10
9
6
C27
U6B
LF353N
DE-ESS PCB ASSEM# 305006DS
A1
D7
1N4148
U7B
LM3046
5 3
R55
R56
+15
-15
R57
8
4
2K2
1
U6A
LF353N
7
2 3
4
U7A
LM3046
1 3
2
A1R2
50KB
R58 100
R59 1M0
CW
3
-15
3.3/35T
2
C28
R62
R60
R61 1M0
2 3
-15
D8
1N4148
+15
-15
R63
8
4
D9
1N4148
1
U8A
RC4560
R40
61.9 1%
SW2A
1 3
DE-ESS OUT
DE-ESS 6 4
IN
SW2B
DE-ESS BYPASS
2
5
R39
DE-ESS
SYMETRIX INC.
Title
4211-24 TH AVE W. SEATTLE WA. 98199
SCHEMATIC 528
REVDocument NumberSize
G1191750B
6of 2Sheet July 7, 1993Date:
Page 3
+15
C31
COMP/LIM
SIDE-CHAIN
+15
R99
100K TRIM
-15
INPUT
R98
82K
OUTPUT
INPUT
R94
200K 1%
R97
100
R96
TB1
7
9
10
R42
U11C
LM3046
8 7
6
6 5
R73 100K
C34
U11D
LM3046
U12B
LF353
R101 10K0
9
7
R41
100
R43 100K
11 10
2 3
1N4148
+15
-15
8
4
D51
R100
2K2
R102
4.7 NP
C33
4.7NP
1
U12A
LF353
C30
U11B
LM3046
5 3
U11A
LM3046
1 3
R77
61.9 1%
C29
4.7 NP
100K TRIM
5 6
4
2
LF353
1N4148
R105
R106 1K00
-15
R103
1M0
-15
R75
U14B
D12
R107
+15
-15
7
R74
R108
R104 4K7
C35 10/35
1
R76
D15
1N4148
2
1/35T
R122
IN
-15
1N4148
R112
1K0
1N4148
CW
C36
3
E C 1
U10
A 2150
V
S
E
Y
E
M
5
4
R78
51
R79
5K1
D13
D16
+15
3
A2R1 50KB
EXPAND THRESHOLD
1
-15
5 6
1N4148
R121
E C 2
1N4148
U13B LF353
-15
2
R80
61.9 1%
D14
3M3
R110
7
D11
R123
1M0
7
V C C
OUT
82 pF
R89
2 3
R71
1N4148
D19
1N4148
5
+15
-15
8
4
C37
4.7/35
C38
10/35
-15
D17
1N4148
1
U9A
RC4560
1K0R128
D20
+15
R114 300K
R115
3M3
R116 3K83
4
A2R2 50KB
COMP
R90
100
+15
3 2
-15
D44 1N4148
D18
1N4148
R126
COMP/LIM PCB
305006CLCW
R129
100
ASSEM#
100/35
8
4
-15
R127
10K
A2
C42
U14A
LF353
1
R118
R117 47K
8
G N D
6
R111
10K
R113
100
R124
THRESHOLD
6
-15
1N4148
1
R137
1/35T
10/35
-15
C39
C40
D49
R109
10K
TB2
COMP/LIM OUTPUT
R119
R130 100K
R131 1M0
D45
1N4148
R120
C41
.001
+15
8
2 3
-15
1
U15A
4
LF353
+15
8
3 2
4
-15
R132 9K09
Title
CLIP
1N4148
U13A
LF353
1
R133
7
U15B LF353
D21
R91
C32
.001
6 5
1N4148
R135 50KB
R92
D22
COMPRESS RATIO
SYMETRIX INC.
4211-24 TH AVE W. SEATTLE WA. 98199
SCHEMATIC 528
-15
CW
+15
R93
100K0
OUT
6 4
SW3B
IN
BYPASS
(COMP/EXPAND)
R95 50KB/1C
OUTPUT LEVEL
5
C/L
REVDocument NumberSize
G1191750B
6of 3Sheet July 7, 1993Date:
Page 4
BANDWIDTH
2
DUAL POT PCB ASSEM# 305006EQL
CW
R140
3K9
1
A3R2
50KA
3
R141
680
R151 20K
R142
U16A LF353N
CW 2
CW 5
R149 2K4
51K
R146
3K0
FREQUENCY
R150
3K0
R161 3K9
CW
1
A4R2
50KA
3
R162
680
R172 20K
BANDWIDTH
C46
.1 MY
6 5
C47
.1 MY
6 5
LF353N
7
U16B
LF353N
7
U17B
2
DUAL POT PCB ASSEM# 305006EQM
5
2 3
R164
51K
+15
8
1
4
-15 R165A
50KC
R166
1K8
R171
51K
R165B
50KC
A4
R143
51K
+15
8
2 3
-15
R147
5
51K
4
R144A
50KC
R145
R144B
50KC
1
3
1
2K4
6
4
A3
U19A LF353N
3
CW 2
1
CW
6
5
4
R168
1K8
R163
51K
R167
5K6
FREQUENCY
R170
5K6
6 5
.0047 MY 6 5
C49
.0047 MY
LF353N
C50
LF353N
U19B
7
U20B
R181 3K9
CW
1
A5R2
50KA
3
R182
680
R193 20K
BANDWIDTH
2
7
DUAL POT PCB ASSEM# 305006EQH
R185
51K
+15
8
2 3
-15
R192
5
1
4
R187A
50KC
R186
2K4
51K
R187B
50KC
A5
U22A
LF353N
3
CW 2
1
6
CW 5
4
R189 2K4
R184
51K
R188
FREQUENCY
R191
6 5
.0022 MY
6 5
C52
.0022 MY
7
U22B
LF353N
C53
7
U23B
LF353N
C47
4
EQ
INPUT
CW
CUTBOOST
50KB1CA3R1
R154
5K1
R155
56K
20K
R156
6
2 3
NOTCH TRIM
LOW FREQUENCY
TB2
C44
2
100/35
+15
-15
R153
5K1
8
4
17A
LF353
R157
10K
R158
5K1
C45
.1 MY
1
+15
8
3 2
-15
4
R159 5K1
1
U18A
LF353N
R160
10K
D46 1N4148
BOOST
4
CW
R176
56K
CUT
50KB1CA4R1
R175 5K1
20K
R177
6
2 3
NOTCH TRIM
+15
-15
8
4
5K1R174
20A
LF353
R178
10K
1
MID FREQUENCY
R179
5K1
C48
.1 MY
5 6
7
U18B
LF353N
R180
5K1
R183 10K
D47
1N4148
BOOST
4
CW
50KB1CA5R1
R196 5K1
R197
56K
HIGH FREQUENCY
CUT
20K
R198
6
2 3
NOTCH TRIM
+15
-15
8
4
5K1R195
U23A
LF353
R199
10K
R200
5K1
1
C51
.1 MY
R268
5K1
-15 4
+15
8
R201 5K1
U24A
1
LF353
D48
1N4148
R203
10K
3 2
150 pF
R269
5K1
6 5
U24B
LF353
R270
7
100
EQ
OUTPUT
SW4B
4 6
3 1
5
R242
SW4A
2
C54 100/35
CLIP-
4
TB2
R202 100K
R138
SYMETRIX, INC. 4211 24TH AVE WEST
SEATTLE, WA 98121, USA
Title
SCHEMATIC 528
REVDocument NumberSize
G1191750B
6of 4Sheet July 7, 1993Date:
Page 5
+23
STACKING
GND
INPUT
OUTPUT­DRIVER INPUTS
TB2
D24
1N4148
LM339
LM339
LM339
LM339
5 4
1N4148
2
U27A
1
U27B
14
U27C
13
U27D
+15
1
U26B
LM339
14
U26C
LM339
13
U26D
LM339
D25
R230
10K
3
1 2
2
U26A
LM339
7
6
5
R260
R261
R262
C59
R125
10K
1N4148
R212
100
R208
D26
U32B
RC4560
7
C107
82 pF
+15
8
2 3
-15
4
1
U32A
RC4560
C71
4.7 NP
R204
R205
6 5
R216
82 pF
7
U25B
RC4560
CLIP­CLIP
6 5
D23 1N4148
1N4148
100/35
2 3
R217
D27
C57
R210
+15
-15
8
4
C56
82 pF
1
U25A
RC4560
R218
1K0
.47/35T
R213
100
C97
R214 100K
C58
100/35
+15
+23
6
4
2
3
1
5
R219 100K
J3
TB2
10
8
9
R215 100K
P7 SIX-POS .156 IN. RIGHT-ANG MALE HEADER
TO CLIP DISPLAY
NOT CONNECTED
TO V.U. DISPLAY
UN-BALANCED OUTPUT
+
BALANCED
GND
OUTPUT
-
DISPLAY SWITCH
C/L
DE-ESS
R228
16K
6 4
5
SW5B
R220 1K3
R221 1K3
R222 1K3
R223 1K3
R224
1K8
R225 2K7
R226
2K7
15
R227 4K3
5 4
7 6
9 8
11 10
7 6
9 8
11 10
R231 1M0
+15
3
1 2
R229
100
Q6
2N4403
15 18
J5
17 16
13 20
J5
19 14
11 22
J5
21 12
9 24
J5
23 10
7 26
J5
25 8
5 28
J5
27 6
3 30
J5
29 4
J5
1 32
J5
31 2
16-POS FEMALE
PC HEADER
SYMETRIX INC.
4211-24 TH AVE W. SEATTLE WA. 98199
D35
LED
D33 LED
D34 LED
D32 LED
D31 LED
D30 LED
D29 LED
D28 LED
-3
RED
-6
RED
-9
RED
-12
RED
-16
RED
-22
RED
-30
RED
-40
RED
Title
SCHEMATIC 528
REVDocument NumberSize
G1191750B
6of 5Sheet July 7, 1993Date:
Page 6
VUJ7
4
6
2 N.C.
+15
VUC1
.1
VUQ3
2N5210
VUR3 1M
VUR15 8K2
VUR2 10K
VUQ1
2N4403
VUR1
1K5
1 4
VUJ4
3 2
CLIP
VUD1 RED
SIX-POS FEMALE .156 IN. SOCKET
VUD4
LED
VUD5
LED
VUD6
LED
VUD7
LED
VUD8
LED
VUD9
LED
VUD10
LED
VUD11
LED
305006VU DISPLAY BOARD
-20
GRN
-15
GRN
-10
GRN
-6
GRN
-3
GRN
-0
YEL
+3
YEL
+6
YEL
SYMETRIX INC 4211-24 TH AVE W.
SEATTLE WA.
Title
528 VU DISPLAY
REVDocument NumberSize
G1305006VUB
1of 1Sheet July 7, 1993Date:
1
VUR4 100
VUQ2
2N4403
15 18
VUJ5
17 16
13 20
VUJ5
19 14
11 22
VUJ5
21 12
9 24
VUJ5
23 10
7 26
VUJ5
25 8
5 28
VUJ5
27 6
3 30
VUJ5
29 4
1 32
VUJ5
31 2
16-POS FEM HEADER
3
1 2
3
1 2
1N4148
VUU1A
LM339
VUU1B
LM339
VUU1C
LM339
LM339
VUU2A
LM339
VUU2B
LM339
VUU2C
LM339
VUU2D
LM339
VUD2 1N4148
VUD3
2
VUR5
10K
1
14
13
VUU1D
2
1
14
13
3
VUR6 750
5
VUR7
560
VUR8
1K0
VUR9
1K3
VUR10
1K5
VUR11
2K2
VUR12
+15
82K
VUR14
3K0
VUR13
4K3
+15
5 4
7 6
9 8
11 10
+15
5 4
7 6
9 8
11 10
Page 7
POWER
D50
RED
LED
1 4
J6
R267
2K2
3 2
A.C.INPUT
PWR CORD
P6
A.C. SELECT
110V <--> 220V
.5 AMP @ 117 VAC .25 AMP @ 230 VAC
0
FUSE
F1
1
1 1
2
2
4
3
SW7
P8J8
56
2
T1
120019
1
6 2
12
5
7
D58
1N4003
8
D60
9
10
11
1 2
1N4003
R246 10
D54
1N4003
D55
1N4003
C99
.01
D59 1N4003
D61 1N4003
D52 1N4003
D53 1N4003
C66
100/100
C60 1000/35
C61 1000/35
R249 470K
U30 78M15
1
VI
G N D
2
2
VI
U31 79M15
1
G N D
R248
VO
VO
C67
47/63V
3
3
TIP29
Q8
+15
C63
4.7/35
C65
4.7/35
-15
C62 .01
D57
1N5260
C64 .01
+48
C72
.01
C73 .01
C74
.01
C75 .01
C76
.01
C77 .01
C78 .01
C79
.01
C80
.01
C81
.01
C82
.01
C83 .01
C84
.01
C85 .01
C86 .01
C87
.01
C88
.01
C89
.01
C90
.01
C91 .01
C92
.01
C93
.01
C94
.01
C95 .01
Title
SYMETRIX INC.
4211-24 TH AVE W. SEATTLE WA. 98199
SCHEMATIC 528
REVDocument NumberSize
G1191750B
6of 6Sheet July 7, 1993Date:
Loading...