Dbx-3231L-1.pdf part of dbx 3231L Dbx-3231L.zip, unknown (for me) text manual preview

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REVISION HISTORY
REVISION DESCRIPTION ECN# DATE REVISION DESCRIPTION ECN# DATE

P2

VARIOUS SCHEMATIC CHANGES

10.24.94

A0

RELEASE TO PRODUCTION, BOARD IS REV A

11.22.94

A1

ADD R53 & R54. CHANGES C64 & C65

254

3.15.95

|LINK |053238A1.001 |053238A1.002 |053238A1.003 |053238A1.004 |053238A1.005

dbx Professional Products 8760 South Sandy Parkway Sandy, Utah 84070 Title dbx 3231L CH1 MAIN BOARD 80-3238 Size B Date: Document Number 053238A1.000 Monday, October 25, 1999 Sheet 0 of 5 Rev A1

INPUT WA1 WA283449

J1 J322110

1 4 5 2 6

INPUT TRANSFORMER OPTION (UNSOLDER PJ3 & PJ4 WHEN INPUT TRANSFORMER IS INSTALLED)

INPUT GROUND LIFT SWITCH

2 1 3 13 IN+ INGND OUT+ OUTGND WA4 WA283449 6 5 4 3 2 1 2 1

H12A HDR321063 SW1 SW440131 1

H12B

H12C

H12D

H12E H1 V+ V+ 1 2 3 5 6 1 BYPASS 4 4 5 6 SSM2141 7 8 C1 27PJC3 EQ OUT 9 10 A B C D E F G H I J WT321164

RANGE

2

3

4

5 V-

J2 J322115 1 2 1 4

L1 EMI1000PF 3 PJ3 PJ 2 L3 EMI1000PF 3 2

BAR320301

12 11 10 9 8 7 B1 1 2 3 4 5 6 OUTPUT J4 J322110 14 1 4 5 2 6 3 1 4 R11 220K

U4

7

J3 J322114 2 1

3 1 V+ C25 47SE1 V3 1 R10 330 V+ D1 1N4148 R18 75K V-

V3 PJ4 PJ

2 R1 49.9K 1% 2 RELAY DEFEAT (UNSOLDER PJ1 & PJ2 TO DEFEAT) PJ1 PJ PJ2 PJ H13A HDR321063 1 H13B H13C H13D H13E D8 1N4148 C11 47S63E 3 PJ5 PJ L10 EMI1000PF 2 K1 3 4 8 11 13 2 16 D3 1N4001 1 RLY725143 Q4 2N5088 OUTPUT TRANSFORMER OPTION (UNSOLDER PJ5 & PJ6 WHEN OUTPUT TRANSFORMER IS INSTALLED) 9 OUT6 IN+ OUT+ INC21 47S63E PJ6 PJ R36 10.0K 1% 2 3 4 5 L9 EMI1000PF R37 10.0K 1% D10 1N4148

R2 49.9K 1%

TO/FROM CONTROL BOARD

C3 10NPSE1 1 MC33078 4 VVV+ D7 1N4148 V+ 2 1 8 7 SSM2142 4 3 6 U5 VD9 1N4148 5 V+ Vdbx Professional Products 8760 South Sandy Parkway Sandy, Utah 84070 Title dbx 3231L CH1 MAIN BOARD 80-3238 Size B Date: Document Number 053238A1.001 Monday, October 25, 1999 Sheet 1

EQ IN IN CLIP

3 U2A

Rev A1 of 5

R17 200K 1% RANGE C24 .047MM3

D2 1N4148 R6 1.00K 1% 1 Q2 J112 3 2 R8 J112 13.3K 1% 1 C10 27PJC3 R15 4.42K 1% 2 R5 1.00K 1% MC33078 2 3 3 U3A 1 R14 13.3K 1% L4 EMI1000PF 6 7 5 3 U3B MC33078 J112 3 R16 1.00K 1% V+ C47 10NPSE1 EQ OUT 8 1 R7 4.42K 1% Q5 Q3 3 J112 1 C1 C2 C3 C4 C5 C6 C7 C8 2 3 4 5 6 7 8 9 10 H3 A B C D E F G H I J WT321164

R13 1.00K 1% 1 R12 4.42K 1% C20 27PJC3 R9 13.3K 1%

Q1

2

EQ IN R4 4.42K 1% R3 13.3K 1%

2

3

V2 2 H2 A B C D E F G H I J

4

1

1 1 2 3 4 5 6 7 8 -15 +15

L2 EMI1000PF 80 Hz RC3 16.2K 1% V+ 5 7 6 U2B MC33078 RB3 28.7K 1% RE3 10.0K 1% CB3 .39H63P CC1 10NPSE1 C1 CB6 .39H63P 4 RB5 14.3K 1% V-RE5 10.0K 1% RA5 61.9K 1% 8 RC5 8.06K 1% MC33078 CA6 .39H63P 3 1 2 U7A CC4 10NPSE1 C4 RA6 30.1K 1% CB7 .39H63P RB6 7.15K 1% CA8 .39H63P 5 7 6 U6B MC33078 RC6 4.02K 1%

20 Hz

40 Hz

V+ CC7 10NPSE1 C7 8

RA3 121K 1%

CA3 .39H63P

9 10

SLIDER BOOST SLIDER CUT

RE6 10.0K 1%

WT321164 TO/FROM SLIDER BOARD

CD6 27PJC3 CD3 27PJC3 RD3 10.0K 1% RC1 13.0K 1% RC7 6.49K 1% CD5 27PJC3 RD5 10.0K 1% 100 Hz RD6 10.0K 1% RC9 3.24K 1%

R41 2.00K 1% D11 1N4148 IN CLIP C68 .047MM3 R39 2M R38 2.00K 1% 1 25 Hz

50 Hz MC33078 3 2 U1A 1 CC2 10NPSE1 C2 RA7 48.7K 1%

2

Q11 2N6427 RA1 100K 1% 3 R40 340K 1% CB1 .39H63P

CA1 .39H63P

CA9 .39H63P 5 6

V+ CC5 10NPSE1 7 C5 CB12 .39H63P RB9 5.76K 1% RA9 24.3K 1% CA11 .39H63P 3 1 2 U9A MC33078 4 VRE9 10.0K 1% CD7 27PJC3 CD9 27PJC3 RD7 10.0K 1% RD9 10.0K 1% 8 U7B CC8 10NPSE1 C8

CB8 .39H63P 4 RB1 23.2K 1% VRE1 10.0K 1% CD1 27PJC3 RD1 10.0K 1% RC2 10.2K 1% V+ 5 7 6 U1B CC3 10NPSE1 C3 8 63 Hz RC4 5.11K 1% RB7 11.5K 1%

MC33078 RE7 10.0K 1%

31.5 Hz

RA2 78.7K 1%

CA2 .39H63P

RA4 39.2K 1%

CA4 .39H63P 3

MC33078 CC6 10NPSE1 1 C6 FILTERS IN1

2 U6A CB5 .39H63P 4 RB4 9.09K 1% VRE4 10.0K 1%

CB2 .39H63P RB2 18.2K 1%

MC33078 RE2 10.0K 1%

CD2 27PJC3 RD2 10.0K 1%

CD4 27PJC3 dbx Professional Products RD4 10.0K 1% 8760 South Sandy Parkway Sandy, Utah 84070 Title dbx 3231L CH1 MAIN BOARD 80-3238 Size B Date: Document Number 053238A1.002 Monday, October 25, 1999 Sheet 2 of 5 Rev A1

200 Hz

RC10 16.2K 1% 400 Hz V+ 5 7 6 U8B MC33078 RB10 28.7K 1% CC9 10NPSE1 D3 CB18 .039H63P RA13 61.9K 1%

RC13 8.06K 1% H4 A B C D E F G H I J WT321164

RA10 121K 1%

CA14 .039H63P

CA18 .039H63P 3 2

8

MC33078 1 U11A

1 CC13 10NPSE1 D6 D2 D3 D4 D1 2 3 4 5 6 7 8 9 10

CB15 .039H63P

4

RE10 10.0K 1%

RB13 14.3K 1%

VRE13 10.0K 1%

D5 D6

CD10 27PJC3

CD13 27PJC3

D7 D8

RD10 10.0K 1% RC11 2.61K 1% RC14 13.0K 1% 500 Hz CC12 10NPSE1 7 6 CB14 .39H63P RB11 4.64K 1% RE11 10.0K 1% U9B D1 CB19 .039H63P 4 RB14 23.2K 1% VRE14 10.0K 1% CD11 27PJC3 CD14 27PJC3 RD11 10.0K 1% RD14 10.0K 1% RA14 100K 1% CA19 .039H63P 3 2 U12A 1 MC33078 CC11 10NPSE1 D4 RA16 48.7K 1% RC16 6.49K 1%

RD13 10.0K 1%

125 Hz

250 Hz RA11 19.6K 1% FILTERS IN1 CA15 .39H63P V+ MC33078 5 8

CA20 .039H63P 5

V+ CC16 10NPSE1 D7 8 7 6 U11B MC33078

CB21 .039H63P RB16 11.5K 1%

RE16 10.0K 1%

CD16 27PJC3

RD16 10.0K 1%

160 Hz

RC8 2.05K 1% RC17 10.2K 1% RC12 5.11K 1%

RA8 15.4K 1%

CA13 .39H63P

MC33078 3 1 2 U8A CC10 10NPSE1 D2

315 Hz 630 Hz RA17 78.7K 1% CA21 .039H63P 5 6 U12B 7 MC33078 RB17 18.2K 1% CB17 .039H63P V+ CC15 10NPSE1 D5 RA12 39.2K 1% 8

CA17 .039H63P 3

MC33078 1 2 U10A

CB13 .39H63P RB8 3.65K 1% VRE8 10.0K 1% 4 CD8 27PJC3 RD8 10.0K 1% CB22 .039H63P

CC14 10NPSE1 D8

4

RE17 10.0K 1%

RB12 9.09K 1%

VRE12 10.0K 1%

CD17 27PJC3 CD12 27PJC3 RD17 10.0K 1% RD12 10.0K 1%

dbx Professional Products 8760 South Sandy Parkway Sandy, Utah 84070 Title dbx 3231L CH1 MAIN BOARD 80-3238 Size B Date: Document Number 053238A1.003 Monday, October 25, 1999 Sheet 3 of 5 Rev A1

1 G1 G2 G3 G4 G5 800 Hz RC15 4.02K 1% 1600 Hz RC18 2.05K 1% 3150 Hz R52 0 FILTERS IN1 CB23 .039H63P RB15 7.15K 1% RA15 30.1K 1% CA23 .039H63P 5 6 U10B MC33078 RE15 10.0K 1% 7 V+ CC17 10NPSE1 G1 CB25 .039H63P RB18 3.65K 1% V4 RE18 10.0K 1% RA18 15.4K 1% CA26 .039H63P 3 1 2 U13A 8 CD15 27PJC3 CD18 27PJC3 RD15 10.0K 1% 1000 Hz RC19 3.24K 1% RC20 16.2K 1% RD18 10.0K 1% 4000 Hz MC33078 RA19 24.3K 1% CA25 .039H63P 3 2 CB24 .039H63P 4 RB19 5.76K 1% RE19 V10.0K 1% U14A 1 MC33078 CC18 10NPSE1 G2 RA20 121K 1% CA29 .0039H63P 5 6 CB30 .0039H63P RB20 28.7K 1% CD20 27PJC3 U13B 7 V+ CC21 10NPSE1 G5 RA23 61.9K 1% CA33 .0039H63P 3 2 RE20 10.0K 1% CB33 .0039H63P RB23 14.3K 1% V4 RE23 10.0K 1% U18A 1 MC33078 CC24 10NPSE1 G8 8 RC23 8.06K 1% CD19 27PJC3 RD19 10.0K 1% 2500 Hz MC33078 CC20 10NPSE1 G4 CB37 .0039H63P RB27 18.2K 1% RC27 10.2K 1% V+ 5 6 U19B 7 CC23 10NPSE1 G7 8 G6 G7 G8 2 3 4 5 6 7 8 9 10

H7 A B C D E F G H I J WT321164

RA27 78.7K 1%

CA37 .0039H63P

MC33078

RE27 10.0K 1%

CD27 27PJC3

2000 Hz

RD27 10.0K 1%

1250 Hz

RC21 2.61K 1%

RC24 13.0K 1%

RD20 10.0K 1%

CD23 27PJC3

RD23 10.0K 1% MC33078 3 1 2 U19A CC22 10NPSE1 G6

MC33078 RA21 19.6K 1% CA30 .039H63P 5 6 CB31 .039H63P RB21 4.64K 1% U14B 7 V+ CC19 10NPSE1 G3 8 RE21 10.0K 1% CD21 27PJC3 RD21 10.0K 1%

RA24 100K 1%

CA34 .0039H63P

CB34 .0039H63P 4 RB24 23.2K 1% VRE24 10.0K 1%

CD24 27PJC3

RD24 10.0K 1% FILTERS IN2

dbx Professional Products 8760 South Sandy Parkway Sandy, Utah 84070 Title dbx 3231L CH1 MAIN BOARD 80-3238 Size B Date: Document Number 053238A1.004 Monday, October 25, 1999 Sheet 4 of 5 Rev A1

V+ 5000 Hz RC26 6.49K 1% V+ 5 7 6 U18B MC33078 RB26 11.5K 1% RE26 10.0K 1% CC27 10NPSE1 H2 CB41 .0039H63P RB31 4.64K 1% RA31 19.6K 1% CA41 .0039H63P 5 7 6 U22B MC33078 RE31 10.0K 1% V+ CC30 10NPSE1 H6 H2 H3 H4 H5 CD31 27PJC3 H6 H7 H8 RD31 10.0K 1% RC28 2.05K 1% 8 8 RC31 2.61K 1% H8 WT321164 1 A 2 B 3 C 4 D 5 E 6 F 7 G 8 H 9 I 10 J

V+

V+

V+

V+

V+

V+

12500 Hz

C4 .047MM3

C5 .047MM3

C12 .047MM3

C13 .047MM3

C15 .047MM3

C18 .047MM3

C19 .047MM3

RA26 48.7K 1% FILTERS IN2 CB36 .0039H63P

CA36 .0039H63P

V+ C26 .047MM3

V+ C27 .047MM3

V+ C30 .047MM3

V+ C31 .047MM3

V+ C32 .047MM3

V+ C36 .047MM3

V+ C37 .047MM3

V+

V+

V+

V+

V+

CD26 27PJC3

C50 .047MM3

C51 .047MM3

C52 .047MM3

C60 .047MM3

C61 .047MM3

V-

V-

V-

V-

V-

V-

V-

RD26 10.0K 1% RC22 5.11K 1% 16000 Hz RA22 39.2K 1% CA32 .0039H63P 3 1 2 CB32 .0039H63P 4 RB22 9.09K 1% VRE22 10.0K 1% U17A MC33078 CC26 10NPSE1 H3 CB38 .0039H63P

C7 .047MM3

C8 .047MM3

C14 .047MM3

C16 .047MM3

C17 .047MM3

C22 .047MM3

C23 .047MM3

6300 Hz

V-

V-

V-

V-

V-

V-

V-

RA28 15.4K 1%

CA38 .0039H63P 3

MC33078 1

CC29 10NPSE1 H7 V-

C28 .047MM3

C29 .047MM3

C33 .047MM3

C34 .047MM3

C35 .047MM3

C38 .047MM3

C39 .047MM3

2 U21A 4

V-

V-

V-

V-

V+

V-

RB28 3.65K 1%

V-

RE28 10.0K 1%

C54 .047MM3

C55 .047MM3

C56 .047MM3

C62 .047MM3

C63 .047MM3

C6 10KT

C2 10KT

CD22 27PJC3

CD28 27PJC3 S4 RD28 10.0K 1% 20000 Hz RC30 1.62K 1% V+ 5 6 CB40 .0039H63P RB30 2.87K 1% 7 U21B MC33078 RE30 10.0K 1% CC31 10NPSE1 H8 8 SR1 SR280058 SR2 SR280058 SR3 SR280059 PCB1 SR4 SR280059 I1 80-3238-A INS704209 DIP8S S5 DIP8S HS1 HS704204 HS2 HS704203 1 2 3 4 5

RD22 10.0K 1% RC25 4.02K 1% V+ 5 7 6 CB35 .0039H63P RB25 7.15K 1% U17B MC33078 RE25 10.0K 1% CC25 10NPSE1 H4 RA30 12.1K 1% 8

8000 Hz

RA25 30.1K 1%

CA35 .0039H63P

CA40 .0039H63P

CD25 27PJC3

CD30 27PJC3 H9E HDR321071 5 R53 15 1W BR1 BRDB102 4 1

+24V 1 C65 470M35E

U24 7815 I G O 3 C67 100S25E1

+15 V+

RD25 10.0K 1% RC29 3.24K 1%

RD30 10.0K 1%

2

10000 Hz

H9D 4

3

RA29 24.3K 1%

CA39 .0039H63P 3

MC33078 1

CC28 10NPSE1 H5

H9C 3 R54 15 1W

2

1

C64 470M35E 2 I

C66 100S25E1 3 V-15

G

2 U22A CB39 .0039H63P 4 RB29 5.76K 1%

H9B 2 TEST HEADER 1 2 3 4 5 6 7 8 9 10 H11 H9A 1 H10E HDR321071 5

O

-24V VRE29 10.0K 1%

U23 7915

+24V -24V

CD29 27PJC3

V+ V-

RD29 10.0K 1%

H10D 4

HDR322111

H10C 3

H10B 2

dbx Professional Products 8760 South Sandy Parkway Sandy, Utah 84070 Title dbx 3231L CH1 MAIN BOARD 80-3238 Size B Date: Document Number 053238A1.005 Monday, October 25, 1999 Sheet 5 of 5 Rev A1

H10A 1

053238a1 &l0 (s0P (s15H (s8V (s0S &l6D &l66P &l3E &a7L &a120M &l61FDOD Software Page 1 dbx 3231L CH1 MAIN BOARD 80-3238 Revised: March 15, 1995 053238A1.000 Revision: A1 Bill Of Materials March 15, 1995 9:23:37 Quan Reference Part SYMAN Description _______________________________________________________________________________________________________________ 1 1 34 B1 BR1 C1,CD1,CD2,CD3,CD4,CD5, CD6,CD7,CD8,CD9,C10,CD10, CD11,CD12,CD13,CD14,CD15, CD16,CD17,CD18,CD19,C20, CD20,CD21,CD22,CD23,CD24, CD25,CD26,CD27,CD28,CD29, CD30,CD31 C2,C6 C4,C5,C7,C8,C12,C13,C14, C15,C16,C17,C18,C19,C22, C23,C24,C26,C27,C28,C29, C30,C31,C32,C33,C34,C35, C36,C37,C38,C39,C50,C51, C52,C54,C55,C56,C60,C61, C62,C63,C68 C11,C21 C25 C64,C65 C66,C67 CA1,CB1,CA2,CB2,CA3,CB3, CA4,CB5,CA6,CB6,CB7,CA8, CB8,CA9,CA11,CB12,CA13, CB13,CB14,CA15 CA14,CB15,CA17,CB17,CA18, CB18,CA19,CB19,CA20,CA21, CB21,CB22,CA23,CB23,CB24, CA25,CB25,CA26,CA30,CB31 CA29,CB30,CA32,CB32,CA33, CB33,CA34,CB34,CA35,CB35, CA36,CB36,CA37,CB37,CA38, CB38,CA39,CB39,CA40,CB40, CA41,CB41 CC1,CC2,C3,CC3,CC4,CC5, CC6,CC7,CC8,CC9,CC10, CC11,CC12,CC13,CC14,CC15, CC16,CC17,CC18,CC19,CC20, CC21,CC22,CC23,CC24,CC25, CC26,CC27,CC28,CC29,CC30, CC31,C47 D1,D2,D7,D8,D9,D10,D11 D3 H1,H2,H3,H4,H7,H8 H9,H10 H11 H12,H13 HS1 HS2 BAR320301 BRDB102 27PJC3 32-0301 70-0129 62-0066 6 Position, PC Mount, Barrier Strip Bridge Rectifer 27 pF Cap 50V 20% Axial Monolithic

2 40

10KT .047MM3

62-0163 62-0067

10 uF Cap 0.047 uF Cap

16V 50V

10% 20%

Tantalum T&R Axial Monolithic

2 1 2 2 20

47S63E 47SE1 470M35E 100S25E1 .39H63P

60-0301 60-0054-01 60-0060 60-0055 62-0152

47 47 470 100 .39

uF uF uF uF uF

Cap Cap Cap Cap Cap

63V 16V 35V 25V 63V

-20/+80% -20/+20% -20/+20% -20/+80% 3%

Elect Elect., T&R Elect-S Elect-D T&R Poly. Film

20

.039H63P

62-0151

.039

uF Cap

63V

3%

Poly. Film PET

22

.0039H63P

62-0150

.0039 uF Cap

63V

3%

Poly. Film PET

33

10NPSE1

60-0051-01

10

uF Cap

16V -20/+80%

Elect., NP T&R

7 1 6 2 1 2 1 1

1N4148 1N4001 WT321164 HDR321071 HDR322111 HDR321063 HS704204 HS704203

70-0002 70-0001 32-1164 32-1071 32-2111 32-1063 70-4204 70-4203

1N4148 Silicon Switching Diode, 75 Volts PIV 1N4001 Silicon Rectifier, 1 Amp, 50 Volts PIV 10 Circuit Wire Trap Connector, 2mm Pitch 5 Pin Header, 0.1" spacing, 0.025" sq pins Lockin 10 Pin Hdr, 5X2, Straight, .23", 0.1" spacing 5 Pin Header, 0.1" spacing, 0.025" sq pins, 0.43" pins Heatsink, 3 Regulator, Top Heatsink, 3 Regulator, U-Shape Base Page 1

053238a1 1 I1 INS704209 70-4209 Insulator, 3 Regulator Heatsink 2 J1,J4 J322110 32-2110 Jack, 1/4" Phone, PCB Mount, Hor., Cliff S2 1 J2 J322115 32-2115 XLR, Ins, Female PC Mount, R/A DOD Software Page dbx 3231L CH1 MAIN BOARD 80-3238 Revised: March 15, 1995 053238A1.000 Revision: A1 Bill Of Materials March 15, 1995 9:23:37 Quan Reference Part SYMAN Description _______________________________________________________________________________________________________________ 1 1 6 1 6 4 1 1 2 4 4 4 1 1 1 1 2 1 1 1 2 3 3 3 3 3 3 3 3 3 3 1 3 3 3 3 3 3 3 3 3 3 1 3 3 3 3 J3 K1 L1,L2,L3,L4,L9,L10 PCB1 PJ1,PJ2,PJ3,PJ4,PJ5,PJ6 Q1,Q2,Q3,Q5 Q4 Q11 R1,R2 R3,R8,R9,R14 R4,R7,R12,R15 R5,R6,R13,R16 R10 R11 R17 R18 R38,R41 R39 R40 R52 R53,R54 RA1,RA14,RA24 RA2,RA17,RA27 RA3,RA10,RA20 RA4,RA12,RA22 RA5,RA13,RA23 RA6,RA15,RA25 RA7,RA16,RA26 RA8,RA18,RA28 RA9,RA19,RA29 RA11,RA21,RA31 RA30 RB1,RB14,RB24 RB2,RB17,RB27 RB3,RB10,RB20 RB4,RB12,RB22 RB5,RB13,RB23 RB6,RB15,RB25 RB7,RB16,RB26 RB8,RB18,RB28 RB9,RB19,RB29 RB11,RB21,RB31 RB30 RC1,RC14,RC24 RC2,RC17,RC27 RC3,RC10,RC20 RC4,RC12,RC22 J322114 RLY725143 EMI1000PF 80-3238-A PJ J112 2N5088 2N6427 49.9K 1% 13.3K 1% 4.42K 1% 1.00K 1% 330 220K 200K 1% 75K 2.00K 1% 2M 340K 1% 0 15 1W 100K 1% 78.7K 1% 121K 1% 39.2K 1% 61.9K 1% 30.1K 1% 48.7K 1% 15.4K 1% 24.3K 1% 19.6K 1% 12.1K 1% 23.2K 1% 18.2K 1% 28.7K 1% 9.09K 1% 14.3K 1% 7.15K 1% 11.5K 1% 3.65K 1% 5.76K 1% 4.64K 1% 2.87K 1% 13.0K 1% 10.2K 1% 16.2K 1% 5.11K 1% 32-2114 72-5143 62-2101 80-3238-A ---70-1012 70-1007 70-1150 52-0020 52-0053 52-0120 52-0133 50-0005 50-0040 52-0276 50-0033 52-0186 50-0046 52-0254 50-0050 50-1153 52-0305 52-0071 52-0297 52-0079 52-0072 52-0083 52-0076 52-0096 52-0086 52-0092 52-0103 52-0087 52-0093 52-0084 52-0109 52-0099 52-0113 52-0104 52-0122 52-0116 52-0118 52-0126 52-0101 52-0106 52-0095 52-0117 XLR, Ins, Male PC Mount, R/A DPDT Relay Switch 1000 pF Filter, EMI, SUPP, 50V dbx 3000 SERIES EQ MAIN PCB RAW This is not a part. J112A JFET, National Only 2N5088 NPN, T&R 2N6427 Darlington 49.9 KOhm Resistor 1% 1/4 Watt Metal Film 13.3 KOhm Resistor 1% 1/4 Watt Metal Film 4.42 KOhm Resistor 1% 1/4 Watt Metal Film 1.00 KOhm Resistor 1% 1/4 Watt Metal Film 330 Ohm Resistor 5% 1/4 Watt Carbon Film 220 KOhm Resistor 5% 1/4 Watt Carbon Film 200 KOhm Resistor 1% 1/4 Watt Metal Film 75 KOhm Resistor 5% 1/4 Watt Carbon Film 2.00 KOhm Resistor 1% 1/4 Watt Metal Film 2 MOhm Resistor 5% 1/4 Watt Carbon Film 340 KOhm Resistor 1% 1/4 Watt Metal Film 0 Ohm Resistor 5% 1/4 Watt Carbon Film 15 Ohm Resistor 5% 1 Watt MOF Flameproof 100 KOhm Resistor 1% 1/4 Watt Metal Film 78.7 KOhm Resistor 1% 1/4 Watt Metal Film 121 KOhm Resistor 1% 1/4 Watt Metal Film 39.2 KOhm Resistor 1% 1/4 Watt Metal Film 61.9 KOhm Resistor 1% 1/4 Watt Metal Film 30.1 KOhm Resistor 1% 1/4 Watt Metal Film 48.7 KOhm Resistor 1% 1/4 Watt Metal Film 15.4 KOhm Resistor 1% 1/4 Watt Metal Film 24.3 KOhm Resistor 1% 1/4 Watt Metal Film 19.6 KOhm Resistor 1% 1/4 Watt Metal Film 12.1 KOhm Resistor 1% 1/4 Watt Metal Film 23.2 KOhm Resistor 1% 1/4 Watt Metal Film 18.2 KOhm Resistor 1% 1/4 Watt Metal Film 28.7 KOhm Resistor 1% 1/4 Watt Metal Film 9.09 KOhm Resistor 1% 1/4 Watt Metal Film 14.3 KOhm Resistor 1% 1/4 Watt Metal Film 7.15 KOhm Resistor 1% 1/4 Watt Metal Film 11.5 KOhm Resistor 1% 1/4 Watt Metal Film 3.65 KOhm Resistor 1% 1/4 Watt Metal Film 5.76 KOhm Resistor 1% 1/4 Watt Metal Film 4.64 KOhm Resistor 1% 1/4 Watt Metal Film 2.87 KOhm Resistor 1% 1/4 Watt Metal Film 13.0 KOhm Resistor 1% 1/4 Watt Metal Film 10.2 KOhm Resistor 1% 1/4 Watt Metal Film 16.2 KOhm Resistor 1% 1/4 Watt Metal Film 5.11 KOhm Resistor 1% 1/4 Watt Metal Film Page 2

053238a1 3 RC5,RC13,RC23 8.06K 1% 52-0111 8.06 KOhm Resistor 1% 1/4 Watt Metal Film 3 RC6,RC15,RC25 4.02K 1% 52-0121 4.02 KOhm Resistor 1% 1/4 Watt Metal Film 3 RC7,RC16,RC26 6.49K 1% 52-0114 6.49 KOhm Resistor 1% 1/4 Watt Metal Film 3 RC8,RC18,RC28 2.05K 1% 52-0129 2.05 KOhm Resistor 1% 1/4 Watt Metal Film 3 RC9,RC19,RC29 3.24K 1% 52-0124 3.24 KOhm Resistor 1% 1/4 Watt Metal Film DOD Software Page dbx 3231L CH1 MAIN BOARD 80-3238 Revised: March 15, 1995 053238A1.000 Revision: A1 Bill Of Materials March 15, 1995 9:23:37 Quan Reference Part SYMAN Description _______________________________________________________________________________________________________________ 3 1 64 RC11,RC21,RC31 RC30 RD1,RE1,RD2,RE2,RD3,RE3, RD4,RE4,RD5,RE5,RD6,RE6, RD7,RE7,RD8,RE8,RD9,RE9, RD10,RE10,RD11,RE11,RD12, RE12,RD13,RE13,RD14,RE14, RD15,RE15,RD16,RE16,RD17, RE17,RD18,RE18,RD19,RE19, RD20,RE20,RD21,RE21,RD22, RE22,RD23,RE23,RD24,RE24, RD25,RE25,RD26,RE26,RD27, RE27,RD28,RE28,RD29,RE29, RD30,RE30,RD31,RE31,R36, R37 S4,S5 SR1,SR2 SR3,SR4 SW1 U1,U2,U3,U6,U7,U8,U9,U10, U11,U12,U13,U14,U17,U18, U19,U21,U22 U4 U5 U23 U24 WA1,WA4 2.61K 1% 1.62K 1% 10.0K 1% 52-0127 52-0131 52-0107 2.61 KOhm Resistor 1.62 KOhm Resistor 10.0 KOhm Resistor 1% 1% 1% 1/4 Watt Metal Film 1/4 Watt Metal Film 1/4 Watt Metal Film

2 2 2 1 17 1 1 1 1 2

DIP8S SR280058 SR280059 SW440131 MC33078 SSM2141 SSM2142 7915 7815 WA283449

70-3020 28-0058 28-0059 44-0131 72-4248 72-4256 72-4252 70-4124 70-4123 28-3449

8 Pin Dip Socket Screw, 6-32 x 3/8", Pozi-pan, Black Screw, 6-32 x 1/4", Pozi-pan, Black 4PDT Slide Switch, 2MM Actuator, RA Dual OP-AMP SSM2141P Differential Line Receiver Balanced Line Driver 7915 -15 Volt 1 A Voltage Regulator TO-220 7815 +15 Volt 1 A Voltage Regulator TO-220 Washer, Ground, Int tooth, for Cliff S2 Jack

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