dbx 166A Service Manual

REV

P1 VARIOUS CHANGES 12.22.94----

A0 ---- 1.17.95CHANGES R173 & R202 1M TO 39.2K 1%

B0 VARIOUS HOLES SIZES CHANGES IN PCB. ---- 3.1.95

B1 4.11.95330REPLACE WIRE 36-0052 W/ 36-1140

B2 ADD 2 16 PIN DIP SOCKETS 516 8/28/95

B3 REMOVE 4 14-PIN IC SOCKETS 647 12.13.95

B4 STANDARDIZE FILM CAPS 714 1.17.96

B5 REMOVE C59 & C60 842 4.3.96

B6 CHANGE QT283332 TO QT322102 905 4.29.96

ECN# DATE ECN# DATEDESCRIPTIONREVISIONDESCRIPTION

|LINK
|056207B6.001
|056207B6.002
|056207B6.003
|056207B6.004
|056207B6.005
|056207B6.006

dbx Professional Products
8760 South Sandy Parkway

Sandy, Utah 84070
Title

dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207

Size Document Number Rev

056207B6.000 B6

B

Thursday, October 21, 1999

Date: Sheet of

0 6

BALANCED INPUT

J11
J322115

1 2
4

J12
J322110

3

SIDE CHAIN

J8
J322110

3

WA8
WA283449

1

2

U18A

4

TL074

CHANNEL 1

IN1+

IN1+

3

IN1-

IN1-

R160

C64
1000PJ100M3

C58
1000PJ100M3

1

2

J105-10

J105-10

SW5B

4
5
6

SW440026

CONTOUR

49.9K 1%

C63
1000PJ100M3

R159

49.9K 1%

R139

33.2K 1%

C57
1000PJ100M3

C4

.39J

SW5D

10
11
12

C5
.047J

2
5
4
1
6

2
5
4
1
6

WA12
WA283449

R41
560K

R161

33.2K 1%

+15V

6
5

C35
27PJC3

R162

2.00K 1%

R203
200 1%

R43

24.9K 1%

R42

16.9K 1%

8

NE5532

R40

24.9K 1%

R97
22M

C45
27PJC3

U20B

P15
50K420222

C3

.1MD3

-15V

+15V

TP500317

5.1K

1

-15V

-15V

5

R171

5.76K 1%

R170
100 1%

R37

1.5M

R168

47

TP8

3

6247

R165

-15V

R172

C49
22NPM25E1

VCA CV LINK

COMP 1 CV

GATE 1 CV

RMS TRIM

123

4
1
2
8

+15V

+15V

U9
SYM

IN
BIAS
V+

UPC1253

20.0K 1%

R38

49.9K 1%

R39
20

C15
1M50E1

2.00K 1%

R166

1.62K 1%

D54
1N4148

GND

OUT
CAP

R167

V-

U25

UPC1252

3
7
6
5

7

-15V

2

8

R173

OMIT

39.2K 1%

R163

20.0K 1%

C46

47PJ100M3

1

2
3

4

-15V
+15V

2

R169
150K

-15V

OUTPUT

+15V

GAIN

3

2

P5
10K402122

1

-15V

OPTIONAL

+15V

2

-15V

C19
.15J

D34
LEDG702062

D35
LEDG702062

U20A
NE5532

1

3

1

3

R120
499 1%

10M

R164

2.00K 1%

1

VCA SYM

P17
50K420222

GAIN TRIM

P19
OMIT

50K420222

RMS 1 OUT

RMS LINK

R121

J105-2

J105-2

10

9

R136

10.0K 1%

R135

20.0K 1%

PEAKSTOP
LEVEL

P6
20K402121

U18C
TL074

+15V

R146

3

7.50K 1%

2

1

R87
3K

R156

10.0K 1%

8

R138

2.67K 1%

R149

3.16K 1%

R137

10.0K 1%

3
2

+15V

4.32K 1%

-15V

6
5

R157

6.04K 1%

2
3

-15V

5
6

R150

5.76K 1%

C44
10PJ100M3

49.9K 1%

R148

49.9K 1%

R147

U18B

11

TL074

D53
1N4148

U19A

NE5532

4

+15V

8

R145

1

7

1

U19B
NE5532

7

R158

60.4 1%

R155

4.53K 1%

R153

3.16K 1%

R151

3.24K 1%

R152

4.53K 1%

D52
1N4148

R154

60.4 1%

U18D
TL074

13

14

12

PEAKSTOP THRESHOLD LINK

J1

SW4B
SW440026

4
5
6

BYPASS

7
8
9

SW4C
SW440026

1000PJ100M3

J105-1

J105-5

J105-9
J105-11
J105-13

IN1-

IN1­IN1+

IN1+

C61

10
11
12

SW4D

1
2
3

SW4A

J105-2

J105-2

J105-10

J105-10

+15V

-15V

BALANCED OUTPUT

C62
1000PJ100M3

J9
J322114

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16

RC321155

J1A
DIP16S

12
4

3

J10

2

J322110
5
4
1
6

3

WA10
WA283449

1

2

C17
.0047J

C20

.39J

9

8

10

U10C
TL074

dbx Professional Products
8760 South Sandy Parkway

Sandy, Utah 84070
Title

dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207

Size Document Number Rev

056207B6.001 B6

B

Thursday, October 21, 1999

Date: Sheet of

1 6

RMS 1 OUT

50K420278

COMPRESSOR
THRESHOLD

P3
20K402121

P16
OMIT

R60

4.99K 1%

OPTIONAL

THRESHOLD TRIM

+15V

R88
OMIT

3

412K 1%

2

1

-15V

+15V

1

2

3

-15V

R86

1.5M

-15V

R58
412K 1%

R83

10.0K 1%

TP2
TP500317

1

2

CHANNEL 1

R59

10.0K 1%

R57

10.0K 1%

-15V

6
5

U12B

11

TL074

COMPRESSOR
RATIO

P4
20K402121

+15V

R52
280K 1%

D33
1N4148

2

R84

100 1%

OVER EASY

SW1B

R85

4.99K 1%

4
5
6

SW440027

R56
280K 1%

12
13

R123

1.74K 1%

SW1A

U12D

TL074

1

R55

2
3

523K 1%

R54

14

D39
1N4148

2
3

523K 1%

+15V

4

U12A
TL074

R112

20.0K 1%

4
5
6

SW3B
SW440026

R115

C23

2.2M50E1

10.0K 1%

R114

39.2K 1%

1
2

D40
1N4148

R34

10.0K 1%

TP3
TP500317

C21

.22J

1

R116

10.0K 1%

R113

20.0K 1%

C22

2.2M50E1

Q4

7

2N4402

8
9

SW3C
SW440026

D37

1N4148

U12C

TL074

9

8

10

R35
1M

SW3A

R117

39.2K 1%

10
11
12

SW3D

SW440026

MODEMODE

+15V

R53
200K 1%

1

MODE

2
3

-15V

G.R. METER LINK

R44

7.15K 1%

R33

10.0K 1%

R45

5.76K 1%

C32

2.2M50E1

D28

1N4148

7

3

1

J105-5

J105-11

J105-9

J105-1

COMP 1 CV
GATE 1 CV

GATE
THRESHOLD

P1

20K402121

+15V

-15V

3

1

R61

2.49K 1%

R46

7.50K 1%

2

U11E
CA3046D

12

1314

R100
174 1%

-15V

U11C
CA3046D

2
3

+15V

U11D

CA3046D

6

U10A

4
TL074

9

R49
124K 1%

3

1

R47

4.99K 1%

2

+15V

U10B
TL074

+15V

R51
U11A
CA3046D

78

2

TP500317

D25
1N4148

1

1011

R122

1.5M

-15V

31

2

TP5

R50

2.00K 1%

1

CA3046D

U11B

3 5

6.34K 1%

D26

4

1N4148

R82

7.50K 1%

J105-13

C11
.047J

P2
1M402094

GATE
RELEASE

R48
124K 1%

-15V

D27

6

1N4148

7

5

11
U10D

D38

TL074

14

1N4148

R119
210 1%

Q3
2N4400

R98
100K 1%

-15V

R99

10.0K 1%

dbx Professional Products
8760 South Sandy Parkway

Sandy, Utah 84070
Title

dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207

Size Document Number Rev

056207B6.002 B6

B

Thursday, October 21, 1999

Date: Sheet of

2 6

12
13

BALANCED INPUT

J17
J322110

3

SIDE CHAIN

J13
J322110

3

C66

1000PJ100M3

WA17
WA283449

1

2

J16
J322115

1 2
4

2
5
4
1
6

2
5
4
1
6

SW5A

1
2
3

SW440026

CONTOUR

3

SW5C

IN2+

IN2+

IN2-

IN2-

C70
1000PJ100M3

WA13
WA283449

1

2

7
8
9

CHANNEL 2

R189

49.9K 1%

C69
1000PJ100M3

R188

49.9K 1%

R144

33.2K 1%

C65
1000PJ100M3

C14
.39J

C10

.047J

R94
560K

R96

24.9K 1%

R95

16.9K 1%

R93

24.9K 1%

R118

22M

RMS TRIM

C9
.1MD3

R190

33.2K 1%

6
5

R191

2.00K 1%

P13

50K420222

-15V

-15V

+15V

C38
27PJC3

R204

200 1%

8

U23B

NE5532

C40
27PJC3

123

4
1
2
8

+15V

7

+15V

U13
SYM

IN
BIAS
V+

UPC1253

C52
22NPM25E1

R101
100 1%

COMP 2 CV

GATE 2 CV

R91

49.9K 1%

R92
20

C18
1M50E1

GND

OUT
CAP

V-

R201

20.0K 1%

SW8E

3
7
6
5

-15V

R199

2.00K 1%

R198

1.62K 1%

D58

1N4148

U26

UPC1252

R36

100 1%

13
14
15

SW440022

-15V

5.1K

-15V

R194

SW8C

R90

1.5M

1

7
8
9

SW8B
SW440022

+15V

C26

.39J

5

R195

STEREO
COUPLE

R197
100 1%

4
5
6

C24
.15J

3

6247

47

R200

5.76K 1%

TP9
TP500317

2

8

STEREO
COUPLE

1

R196

150K

R202

OMIT

39.2K 1%

RMS LINK

+15V

2

-15V

2

RMS 2 OUT

R125
499 1%

R134

10M

D41
LEDG702062

D42

LEDG702062

C25

.0047J

9

10

R192

20.0K 1%

C51
47PJ100M3

2
3

-15V

VCA SYM

1

P18
50K420222

3

VCA CV LINK

-15V

1

3

+15V

+15V

2

-15V

U14C
TL074

U23A

4

NE5532

OUTPUT
GAIN

P11
10K402122

OPTIONAL

GAIN TRIM

3

P20
OMIT

50K420222

1

8

4

U21A
TL074

3

1

2

7

5
6

R186

6.04K 1%

2
3

-15V

+15V

8

R179

5.76K 1%

C50
10PJ100M3

R32

10.0K 1%

STEREO
COUPLE

SW440022

U22A
NE5532

4

U22B
NE5532

R174

49.9K 1%

SW8A

1
2
3

D57
1N4148

1

R182

3.16K 1%

R180

3.24K 1%

R181

4.53K 1%

7

R187

60.4 1%

R184

4.53K 1%

R183

60.4 1%

U21D
TL074

13

14

12

J2

J205-1
J205-3
J205-5

J205-9

J205-11

D56
1N4148

J205-13

IN2-

IN2­IN2+

IN2+

SW7B
SW440026
4
5
6

BYPASS

7
8
9

SW7C
SW440026

1000PJ100M3

dbx Professional Products
8760 South Sandy Parkway

Sandy, Utah 84070
Title

dbx 166A DUAL COMPRESSOR/EXPANDER 80-6153

Size Document Number Rev

056207B6.003 B6

B

Date: Sheet of

J205-2

J205-2

10
11
12

SW7D

1
2
3

SW7A

C67

Thursday, October 21, 1999

+15V

-15V

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16

BALANCED OUTPUT

J14
J322114

C68
1000PJ100M3

RC321155

J2A
DIP16S

3

2
5
4
1
6

WA15
WA283449

12
4

J15
J322110

1

2

3

3 6

J205-2

J205-2

1

R193

2.00K 1%

10

9

R141

10.0K 1%

R140

20.0K 1%

+15V

3

1

U21C
TL074

R175

7.50K 1%
2

R111
3K

PEAKSTOP THRESHOLD LINK

R185

10.0K 1%

8

R178

3.16K 1%

R142

10.0K 1%

PEAKSTOP
LEVEL

P12
20K402121

4.32K 1%

R143

2.67K 1%

+15V

R177

49.9K 1%

R176

-15V

6
5

U21B
TL074

11

RMS 2 OUT

50K420278

COMPRESSOR
THRESHOLD

P9
20K402121

OPTIONAL

THRESHOLD TRIM

+15V

P14
OMIT

-15V

R78

4.99K 1%

R110

1.5M

GATE
THRESHOLD

20K402121

R109

CHANNEL 2

OMIT

3

412K 1%

2

1

-15V

+15V

R70
280K 1%

D36
1N4148

OVER EASY

D32

SW2B

U14A

TL074

6

4

9

R108

4.99K 1%

78

1011

1

4
5
6

SW440027

12
13

U15A
CA3046D

D29
1N4148

31

2

TP500317

-15V

U16D
TL074

R127

1.74K 1%

TP4

R68

2.00K 1%

1N4148

7

3

2

1

R107
100 1%

U15C
CA3046D

2
3

+15V

U15D
CA3046D

SW2A

R126

1.5M

1
2
3

2

14

D44

1N4148

1

R74

280K 1%

R73
523K 1%

U15B

3 5

CA3046D

R72
523K 1%

R132

3

1

+15V

R65

4.99K 1%

2

10.0K 1%

4

U16A
TL074

2
3

+15V

R128

20.0K 1%

4
5
6

SW6B
SW440026

MODE MODE

+15V -15V

R69

6.34K 1%

D30

1N4148

4

R105

7.50K 1%

STEREO
COUPLE

10
11
12

SW8D
SW440022

1

D45
1N4148

R80

10.0K 1%

J205-3

J205-13

1
2

TP6

TP500317

C27
.22J

C29

2.2M50E1

C16
.047J

GATE
RELEASE

P8
1M402094

R131

10.0K 1%

R130

39.2K 1%

R129

20.0K 1%

C28

2.2M50E1

R67
124K 1%

U14B
TL074

Q6

2N4402

SW6C

SW440026

D46
1N4148

U16C
TL074

9

8

10

6
5

11

U14D
TL074

12
13

7
8
9

R66

124K 1%

R81

1M

MODE

R133

39.2K 1%

10
11
12

SW6D
SW440026

1N4148

7

D43
1N4148

14

R124
210 1%

D31

1
2
3

SW6A

-15V

+15V

R79

10.0K 1%

Q5
2N4400

R71
200K 1%

G.R. METER LINK

-15V

R103

10.0K 1%

R102
100K 1%

R62

7.15K 1%

R63

5.76K 1%

dbx Professional Products
8760 South Sandy Parkway

Sandy, Utah 84070
Title

dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207

Size Document Number Rev

056207B6.004 B6

B

Date: Sheet of

SW8F

SW440022

16
17

STEREO

18

COUPLE

C6

2.2M50E1

Thursday, October 21, 1999

J205-5

J205-11

J205-9

J205-1

COMP 2 CV
GATE 2 CV

4 6

+15V

R76

1

412K 1%

2

R106

3

10.0K 1%

-15V

1

2

TP1

TP500317

-15V

+15V

P7

-15V

R89

2.49K 1%

3

R64

7.50K 1%
2

1

6
5

COMPRESSOR
RATIO

P10

20K402121

R104
174 1%

U15E
CA3046D

1314

12

R77

10.0K 1%

R75

10.0K 1%

-15V

U16B
TL074

11

CHANNEL 1

H1

PA82300

+15V+15V

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

D5

LEDR702082

5
4

7
6

11
10

-15V

+15V

-15V

SLOW

3

+15V

-15V

U2A
LM339

U2B
LM339

U1D
LM339

D18
1N4148

2

D17
1N5223

1

13

R25

3K

D3C
LEDT702107

OVER EASY

D3B
LEDT702107

BELOW

D3A
LEDT702107

+15V

BELOW

D1
LEDR702082

D2
LEDG702083

ABOVE

+15V

4
5

6
7

ABOVE

65

43

21

R29
3K

D8
LEDR702082

CONTOUR

3

U1A

LM339

U1B
LM339

2

1

R13
3K

+15V

R12

1.5M

R11

1.00K 1%

C1
.1MD3

-15V

CHANNEL 2

H2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

PA82300

R1
3K

+15V

-15V

8
9

-15V

-15V

U1C

LM339

12

11
10

D22
1N4148

14

PEAKSTOP

-15V

4
5

6
7

SLOW

D14
LEDR702082

5
4

7
6

U8D
LM339

13

D11
LEDG702083

ABOVE

R2

3K

D6
LEDR702082

+15V

3

U8A

LM339

U8B

LM339

+15V

3

U5A
LM339

D24

1N5223

-15V

U5B
LM339

BELOW

D10
LEDR702082

+15V+15V

D13J
LEDR702084

D13I
LEDR702084

D13H
LEDR702084

D13G
LEDR702084

D13F
LEDR702084

D13E
LEDR702084

D13D
LEDR702084

D13C
LEDR702084

D13B
LEDR702084

D13A
LEDR702084

R18
560

Q1
2N4402

-15V

+15V

3

2.00K 1%

5

2

20 19

U7A
LM339

18 17

U7B
LM339

16 15

14 13

U7D
LM339

12 11

U6A

10 9

8 7

U6C
LM339

6 5

U6D
LM339

4 3

U5C

2 1

14

U7C
LM339

13

LM339

U6B
LM339

14

13

14

LM339

13

U5D
LM339

4

R4

2.00K 1%

7

1

6

R5

2.00K 1%

9
8

12

-15V

+15V

3

2

1

12

-15V

12

-15V

R6

2.00K 1%

11
10

R7

2.00K 1%

5
4

R8

2.00K 1%

7
6

R9

3.01K 1%

9
8

R10

4.99K 1%

11
10

R26

4.99K 1%

9
8

R27

4.99K 1%

11
10

R28
100K 1%

-15V

dbx Professional Products
8760 South Sandy Parkway

Sandy, Utah 84070
Title

dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207

Size Document Number Rev

056207B6.005 B6

B

Date: Sheet of

R19

3K

R20

D7
LEDR702082

BYPASS

+15V

R17

1.5M

2

R16

1.00K 1%

C2
.1MD3

1

-15V

D20

ABOVE

D12C
LEDT702107

OVER EASY

D12B
LEDT702107

BELOW

D12A
LEDT702107

D23
1N4148

R30
3K

D21

1N4148

R21
3K

65

43

21

1N4148

2

1

U8C
LM339

8
9

12

-15V

R14
3K

D19
1N4148

R31
3K

D9
LEDR702082

STEREO
COUPLE

14

-15V

D15
LEDR702082

PEAKSTOP

10.0K 1% R3

2dB

4dB

6dB

R15
3K

D16
LEDR702082

BYPASS

8dB

10dB

12dB

15dB

20dB

25dB

30dB

R23

3K

R24

10.0K 1%

+15V

3

U4A
LM339

5
4

U4B
LM339

7
6

U4C
LM339

9
8

12

-15V

U4D
LM339

11
10

+15V

3

U3A
LM339

5
4

U3B
LM339

7
6

U3C
LM339

9
8

12

-15V

U3D
LM339

11
10

U2C
LM339

9
8

12

-15V

U2D
LM339

11
10

Thursday, October 21, 1999

R22
560

Q2
2N4402

2

20 19

2dB

D4J
LEDR702084

1

18 17

4dB

D4I
LEDR702084

14

16 15

6dB

D4H
LEDR702084

13

14 13

8dB

D4G
LEDR702084

2

12 11

10dB

D4F
LEDR702084

1

10 9

12dB

D4E
LEDR702084

14

15dB

8 7

D4D
LEDR702084

13

20dB

6 5

D4C
LEDR702084

14

25dB

4 3

D4B
LEDR702084

13

30dB

2 1

D4A
LEDR702084

-15V

5 6

J7
ACR320057

D

G

N

WR1

W361140

QT1

1

QT322102

HS2
HS704215

D49
1N4004

D48
1N4004

1N4004

1N4004

+15V

-15V

+24V

D51

D50

C43
1000S35E

C33
1000S35E

-24V

+15V

C12
.1MD3

C39
.1MD3

-15V

C13
.1MD3

C41
.1MD3

+15V

-15V

C42
.1MD3

C34
.1MD3

C8
.1MD3

C7
.1MD3

1

2

U24
7815-V

I

G

2

1

G

I

U17
7915-V

HS1
HS704215

+15V

-15V

3

O

C48
.1MD3

C31
.1MD3

3

O

D55
1N4004

D47
1N4004

+15V

C47
33M25E1

C30
33M25E1

-15V

TP7
TP500317

1

2

+15V

C54
.1MD3

C55
.1MD3

-15V

C53
.1MD3

C56
.1MD3

J6
QT283333

1
2

J3A
HDR322116

FC1

FC322089

1

FC3

FC322089
1
2

1
2

OPTIONAL

1
2
3

12

+24V

-24V

+15V

-15V

10

2 1

MOV1
OMIT

MOV130L10

1
2

J5
QT283333

J4
1
2
3
4
5
6
7
8
9

PCB1
80-6207-B

HDR322111

J3B
HDR322116

J3C
HDR322116

SC5
SC340125

SC8
SC340125

SC7
SC340125

SC4
SC340125

2

FC2

FC322089

3

SC3
SC340125

SC2
SC340125

SC6
SC340125

SC1
SC340125

FC4

FC322089
1
2

1
2

+15V

C36
.1MD3

-15V

C37
.1MD3

dbx Professional Products
8760 South Sandy Parkway

Sandy, Utah 84070
Title

dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207

Size Document Number Rev

056207B6.006 B6

B

Thursday, October 21, 1999

Date: Sheet of

6 6

&l0(s0P(s15H(s8V(s0S&l6D&l66P&l3E&a7L&a120M&l61FDOD Software

056207b6

Page 1
dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207 Revised: April 29, 1996
056207B6.000 Revision: B6
Bill Of Materials April 29, 1996 12:54:27
Quan Reference Part SYMAN Description
_______________________________________________________________________________________________________________

20 C1,C2,C3,C7,C8,C9,C12, .1MD3 62-0060 .1 uF Cap 50V 20% Ceramic AXL
C13,C31,C34,C36,C37,C39,
C41,C42,C48,C53,C54,C55,
C56
4 C4,C14,C20,C26 .39J 56-0040 .39 uF Cap 50V 5% Stacked Metal Pet 394J ammo
4 C5,C10,C11,C16 .047J 56-0010 .047 uF Cap 50V 5% Stacked Metal Pet 473J ammo
6 C6,C22,C23,C28,C29,C32 2.2M50E1 60-0400 2.2 uF Cap 50V -20/+20% Elect. Rad, T&R
2 C15,C18 1M50E1 60-0044-01 1.0 uF Cap 50V -20/+20% Elect., T&R C&F
2 C17,C25 .0047J 56-0004 .0047 uF Cap 50V 5% Poly Film 472J ammo
2 C19,C24 .15J 56-0013 .15 uF Cap 50V 5% Stacked Metal Pet 154J ammo
2 C21,C27 .22J 56-0014 .22 uF Cap 50V 5% Stacked Metal Pet 224J ammo
2 C30,C47 33M25E1 60-0401 33 uF Cap 25V -20/+20% Elect. Rad, T&R
2 C33,C43 1000S35E 60-0063 1000 uF Cap 35V -20/+80% Elect
4 C35,C38,C40,C45 27PJC3 62-0066 27 pF Cap 50V 20% Axial Monolithic
2 C44,C50 10PJ100M3 62-0063 10 pF Cap 100V 5% Ceramic AXL NPO
2 C46,C51 47PJ100M3 62-0064 47 pF Cap 100V 5% Ceramic AXL NPO
2 C49,C52 22NPM25E1 60-0402 22 uF Cap 25V -20/+20% Elect. NP , T&R
12 C57,C58,C61,C62,C63,C64, 1000PJ100M 62-0061 1000 pF Cap 100V 5% Ceramic AXL NPO
C65,C66,C67,C68,C69,C70
10 D1,D5,D6,D7,D8,D9,D10, LEDR702082 70-2082 Red Light Emitting Diode, T1 Encap, w/housing
D14,D15,D16
2 D2,D11 LEDG702083 70-2083 Green Light Emitting Diode, T1 Encap, w/housing
2 D3,D12 LEDT702107 70-2107 G/Y/R Light Emitting Diode, T1 LMX, 3 pos
2 D4,D13 LEDR702084 70-2084 Red Light Emitting Diode, T1 Encap, 10 pos
2 D17,D24 1N5223 70-0041 1N5223 Diode Zener Glass, 1/2W, 50V, 10%
30 D18,D19,D20,D21,D22,D23, 1N4148 70-0002 1N4148 Diode Silicon Switching, 75 Volts PIV
D25,D26,D27,D28,D29,D30,
D31,D32,D33,D36,D37,D38,
D39,D40,D43,D44,D45,D46,
D52,D53,D54,D56,D57,D58
4 D34,D35,D41,D42 LEDG702062 70-2062 LED Green, T1 Case
6 D47,D48,D49,D50,D51,D55 1N4004 70-0009 1N4004 Rect 1A 400V
4 FC1,FC2,FC3,FC4 FC322089 32-2089 Fuse Clip, 5 x 20mm
2 H1,H2 PA82300 00-0000 8X2 Pin Pad Pattern, Not a part, .300 Spacing
2 HS1,HS2 HS704215 70-4215 Heatsink, PCB Mount, Vert, for TO-220
2 J1,J2 RC321155 32-1155 16 Pin Cable, Flat, w/2 ends, 3.00", 0.1" spacing
2 J1A,J2A DIP16S 70-3022 16 Pin Dip Socket
1 J3 HDR322116 32-2116 3 Pin Hdr, Straight, .23", 0.1" spacing
1 J4 HDR322111 32-2111 10 Pin Hdr, 5X2, Straight, .23", 0.1" spacing
2 J5,J6 QT283333 28-3333 Quick-tab, Terminal, PC Mount, 2 Pin
1 J7 ACR320057 32-0057 AC Power Receptical, IEC, Non filtered
6 J8,J10,J12,J13,J15,J17 J322110 32-2110 Jack, 1/4" Phone, PC Mount, Hor., Cliff S2
2 J9,J14 J322114 32-2114 XLR, Male PC Mount, Ins, R/A
2 J11,J16 J322115 32-2115 XLR, Female PC Mount, Ins, R/A
9 MOV1,P14,P16,P19,P20,R88, OMIT 00-0000 This part has been omitted
R109,R173,R202
8 P1,P3,P4,P6,P7,P9,P10, 20K402121 40-2121 20 K 16mm, Rot Pot, 15mm Knurled shaft
P12
2 P2,P8 1M402094 40-2094 1 M "D" 16mm, Rot Pot, 15mm D Shaft
2 P5,P11 10K402122 40-2122 10 K "B" 16mm, Rot Pot, 15mm Knurled shaft

4 P13,P15,P17,P18 50K420222 42-0222 50 K Trim Pot, Vertical Mount, 3/4 turn

056207b6

1 PCB1 80-6207-B 80-6207-B dbx 166AD MAIN PCB RAW
DOD Software Page
dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207 Revised: April 29, 1996
056207B6.000 Revision: B6
Bill Of Materials April 29, 1996 12:54:27
Quan Reference Part SYMAN Description
_______________________________________________________________________________________________________________

4 Q1,Q2,Q4,Q6 2N4402 70-1035 2N4402 PNP, TR SIGNAL
2 Q3,Q5 2N4400 70-1041 2N4400 NPN, TR SIGNAL
1 QT1 QT322102 32-2102 Lug. #6 Star Ring For 18-22 AWG, Double Crimp
14 R1,R2,R13,R14,R15,R19, 3K 50-0211 3 KOhm Resistor 5% 1/4 Watt Carbon Film
R21,R23,R25,R29,R30,R31,
R87,R111
14 R3,R4,R5,R6,R7,R8,R50, 2.00K 1% 52-0186 2.00 KOhm Resistor 1% 1/4 Watt Metal Film
R68,R162,R164,R167,R191,
R193,R199
1 R9 3.01K 1% 52-0125 3.01 KOhm Resistor 1% 1/4 Watt Metal Film
9 R10,R26,R27,R47,R60,R65, 4.99K 1% 52-0165 4.99 KOhm Resistor 1% 1/4 Watt Metal Film
R78,R85,R108
2 R11,R16 1.00K 1% 52-0133 1.00 KOhm Resistor 1% 1/4 Watt Metal Film
8 R12,R17,R37,R86,R90,R110, 1.5M 50-0053 1.5 MOhm Resistor 5% 1/4 Watt Carbon Film
R122,R126
2 R18,R22 560 50-0193 560 Ohm Resistor 5% 1/4 Watt Carbon Film
25 R20,R24,R32,R33,R34,R57, 10.0K 1% 52-0107 10.0 KOhm Resistor 1% 1/4 Watt Metal Film
R59,R75,R77,R79,R80,R83,
R99,R103,R106,R115,R116,
R131,R132,R136,R137,R141,
R142,R156,R185
3 R28,R98,R102 100K 1% 52-0305 100 KOhm Resistor 1% 1/4 Watt Metal Film
2 R35,R81 1M 50-0045 1 MOhm Resistor 5% 1/4 Watt Carbon Film
6 R36,R84,R101,R107,R170, 100 1% 52-0400 100 Ohm Resistor 1% 1/4 Watt Metal Film
R197
10 R38,R91,R145,R148,R159, 49.9K 1% 52-0020 49.9 KOhm Resistor 1% 1/4 Watt Metal Film
R160,R174,R177,R188,R189
2 R39,R92 20 50-0157 20 Ohm Resistor 5% 1/4 Watt Carbon Film
4 R40,R43,R93,R96 24.9K 1% 52-0039 24.9 KOhm Resistor 1% 1/4 Watt Metal Film
2 R41,R94 560K 50-0269 560 KOhm Resistor 5% 1/4 Watt Carbon Film
2 R42,R95 16.9K 1% 52-0048 16.9 KOhm Resistor 1% 1/4 Watt Metal Film
2 R44,R62 7.15K 1% 52-0113 7.15 KOhm Resistor 1% 1/4 Watt Metal Film
6 R45,R63,R150,R171,R179, 5.76K 1% 52-0116 5.76 KOhm Resistor 1% 1/4 Watt Metal Film
R200
6 R46,R64,R82,R105,R146, 7.50K 1% 52-2090 7.50 KOhm Resistor 1% 1/4 Watt Metal Film
R175
4 R48,R49,R66,R67 124K 1% 52-0296 124 KOhm Resistor 1% 1/4 Watt Metal Film
2 R51,R69 6.34K 1% 52-0159 6.34 KOhm Resistor 1% 1/4 Watt Metal Film
4 R52,R56,R70,R74 280K 1% 52-0262 280 KOhm Resistor 1% 1/4 Watt Metal Film
2 R53,R71 200K 1% 52-0276 200 KOhm Resistor 1% 1/4 Watt Metal Film
4 R54,R55,R72,R73 523K 1% 52-0237 523 KOhm Resistor 1% 1/4 Watt Metal Film
2 R58,R76 412K 1% 52-0247 412 KOhm Resistor 1% 1/4 Watt Metal Film
2 R61,R89 2.49K 1% 52-0141 2.49 KOhm Resistor 1% 1/4 Watt Metal Film
2 R97,R118 22M 50-0307 22 MOhm Resistor 5% 1/4 Watt Carbon Film
2 R100,R104 174 1% 52-0387 174 Ohm Resistor 1% 1/4 Watt Metal Film
10 R112,R113,R128,R129,R135, 20.0K 1% 52-0091 20.0 KOhm Resistor 1% 1/4 Watt Metal Film
R140,R163,R172,R192,R201
4 R114,R117,R130,R133 39.2K 1% 52-0079 39.2 KOhm Resistor 1% 1/4 Watt Metal Film
2 R119,R124 210 1% 52-0373 210 Ohm Resistor 1% 1/4 Watt Metal Film

2 R120,R125 499 1% 52-0338 499 Ohm Resistor 1% 1/4 Watt Metal Film

056207b6

2 R121,R134 10M 50-0060 10M MOhm Resistor 5% 1/4 Watt Carbon Film
2 R123,R127 1.74K 1% 52-0190 1.74 KOhm Resistor 1% 1/4 Watt Metal Film
DOD Software Page
dbx 166A DUAL COMPRESSOR/EXPANDER 80-6207 Revised: April 29, 1996
056207B6.000 Revision: B6
Bill Of Materials April 29, 1996 12:54:27
Quan Reference Part SYMAN Description
_______________________________________________________________________________________________________________

2 R138,R143 2.67K 1% 52-0178 2.67 KOhm Resistor 1% 1/4 Watt Metal Film
4 R139,R144,R161,R190 33.2K 1% 52-0082 33.2 KOhm Resistor 1% 1/4 Watt Metal Film
2 R147,R176 4.32K 1% 52-0167 4.32 KOhm Resistor 1% 1/4 Watt Metal Film
4 R149,R153,R178,R182 3.16K 1% 52-0132 3.16 KOhm Resistor 1% 1/4 Watt Metal Film
2 R151,R180 3.24K 1% 52-0124 3.24 KOhm Resistor 1% 1/4 Watt Metal Film
4 R152,R155,R181,R184 4.53K 1% 52-0119 4.53 KOhm Resistor 1% 1/4 Watt Metal Film
4 R154,R158,R183,R187 60.4 1% 52-0450 60.4 Ohm Resistor 1% 1/4 Watt Metal Film
2 R157,R186 6.04K 1% 52-0115 6.04 KOhm Resistor 1% 1/4 Watt Metal Film
2 R165,R194 5.1K 50-0217 5.1 KOhm Resistor 5% 1/4 Watt Carbon Film
2 R166,R198 1.62K 1% 52-0131 1.62 KOhm Resistor 1% 1/4 Watt Metal Film
2 R168,R195 47 50-0166 47 Ohm Resistor 5% 1/4 Watt Carbon Film
2 R169,R196 150K 50-0038 150 KOhm Resistor 5% 1/4 Watt Carbon Film
2 R203,R204 200 1% 52-0376 200 Ohm Resistor 1% 1/4 Watt Metal Film
8 SC1,SC2,SC3,SC4,SC5,SC6, SC340125 34-0125 Switch Cap, Black
SC7,SC8
2 SW1,SW2 SW440027 44-0027 DPDT I/O Switch (mini), PC Mount
5 SW3,SW4,SW5,SW6,SW7 SW440026 44-0026 4PDT I/O Switch (small), PC Mount
1 SW8 SW440022 44-0022 6PDT I/O Switch (mini), PC Mount
9 TP1,TP2,TP3,TP4,TP5,TP6, TP500317 50-0317 0 Ohm Test Pt 5% 1/4 Watt Carbon Film Radial T&R
TP7,TP8,TP9
8 U1,U2,U3,U4,U5,U6,U7,U8 LM339 72-4053 Quad Comparator
2 U9,U13 UPC1253 72-4261 UPC1253HA2 RMS
6 U10,U12,U14,U16,U18,U21 TL074 72-4021 Quad JFet-Input Op-Amp
2 U11,U15 CA3046D 72-4321 CA3046 Matched Transister Pairs BPO
1 U17 7915-V 70-4124 7915 -15 Volt 1 A Voltage Regulator TO-220 VERT
4 U19,U20,U22,U23 NE5532 72-4316 5532 Low Noise Dual Op-Amp
1 U24 7815-V 70-4123 7815 +15 Volt 1 A Voltage Regulator TO-220 VERT
2 U25,U26 UPC1252 72-4262 UPC1252HA2 VCA
6 WA8,WA10,WA12,WA13,WA15, WA283449 28-3449 Washer, Ground, Int tooth, for Cliff S2 Jack
WA17
1 WR1 W361140 36-1140-A Wire, 2 End, 4.00", Grn w/Yel stripe 18AWG