DBX 296 Schematics电路图.pdf

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1、ECN#DATEECN#DATEDESCRIPTIONREVISIONREVISIONDESCRIPTION |LINK A03.21.94RELEASE REV A TO PRODUCTION A1MOVED STANDOFFS TO MECHANICAL LEVEL IN BOM3.24.9543 A2CHANGE Q101, Q201 FROM J114 TO J1113.24.95184 |056162A4.001 |056162A4.002 |056162A4.003 A3DELETE 70-4130 ADD 70-412313251/22/97 A43/31/971381 CHAN

2、GE 70-4131 TO 70-4124 CHANGE 44-0026 TO 44-0051, ADD 70-3025, Tuesday, October 26, 1999 056162A4.000A4 dbx 296 Spectral Enhancer 80-6162 dbx PROFESSIONAL PRODUCTS 8760 South Sandy Parkway Sandy, Utah 84070 B 03 Title SizeDocument NumberRev Date:Sheet of RadioFans.CN 收音机爱 好者资料库 CHANNEL 1 INPUT OUTPUT

3、INPUT GAIN THUMPNULL TRIM HISS REDUCTION CHANNEL 1 L.F. DETAIL HF DETAIL BYPASS BYPASS Tuesday, October 26, 1999 056162A4.001A4 dbx 296 Spectral Enhancer (CH 1) 80-6162 dbx PROFESSIONAL PRODUCTS 8760 South Sandy Parkway Sandy, Utah 84070 B 13 Title SizeDocument NumberRev Date:Sheet of J2-5 J2-6 J2-5

4、 J2-6 -15V +15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V +15V +15V -15V +15V +15V +15V +15V +15V +15V +15V +15V +15V +15VR100 49.9K 1% M J100 J322110 2 5 4 1 3 6 R102 49.9K 1% M R101 49.9K 1% M R107 49.9K 1% M R110 8.25K 1% M R109 24.9K 1% M C106 470PJ100D1 R139 63.4K 1% M R136 84

5、5 1% M R138 750 1% M R141 39.2K 1% M R143 20.5K 1% M R128 22.6K 1% M R126 604 1% M R122 1.69K 1% M R118 165K 1% M R149 150K M R116 665K 1% M R158 71.5K 1% M R161 2.00K 1% M R170 2.49K 1% M R171 100K 1% M R168 470K M R172 1M M R166 910 M R167 100 M R142 2.67K 1% M R120 453K 1% M R103 49.9K 1% M R129

6、47 M R165 71.5K 1% M R137 143 1% M R164 7.50K 1% M R123 453K 1% M J101 J322110 2 5 4 1 3 6 Q100 2N4400 R159 30.9K 1% M R162 31.6K 1% M R160 45.3K 1% M R183 3.0K M R121 442K 1% M R131 4.53K 1% M VR102 50K402081 1 2 3 IC4A LM339D 5 4 2 3 IC3B TL074D 5 6 7 11 IC1B TL074D 5 6 7 11 IC3A TL074D 3 2 1 4 IC

7、3D TL074D 12 13 14 CR105 LEDG702100 IC2C TL074D 10 9 8 IC3C TL074D 10 9 8 IC2D TL074D 12 13 14 IC4B LM339D 7 6 1 IC17D TL074D 12 13 14 IC17C TL074D 10 9 8 IC1A TL074D 3 2 1 4 C127 1K35T1 C109 .01J63F1 C107 .01J63F1 C124 .01J63F1 C125 .01J63F1 C108 .01J63F1 C117 10K35T1 C126 .047J63F1 C130 .047J63F1

8、WA100 WA283345 1 2 WA101 WA283345 1 2 J2 RC380217 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 R157 10M R169 10M R163 4.7M CR104 1N4148 CR101 1N4148 CR100 1N4148 CR106 1N4148 C129 .1MD3 C119 .0022J50F1 C121 330PMD1 C112 1000PJ100M3 C100 1000PJ100M3 C110 .0033J63F1 C120 10PJ100M3 C118 1000PJ100M3 IC1C TL07

9、4D 10 9 8 R134 9.76K 1% M C116 .0033J63F1 C101 1000PJ100M3 R144 1.00K 1% M R147 35.7K 1% M R156 14.3K 1% M R148 47 M R154 28.7K 1% M R155 200 1% M R130 22.6K 1% M R135 200 1% M IC4C LM339D 9 8 14 12 IC4D LM339D 11 10 13 R140 1.00K 1% M R145 1.5M M C123 .01J63F1 CR103 1N4148 CR102 1N4148 VR103 20K402

10、083 1 2 3 R150 35.7K 1% M IC5B SSM2120 16 22 17 20 18 19 VR101 50K402081 1 2 3 R119 57.6K 1% M R125 7.15K 1% M R124 10.0K 1% M R127 3.24K 1% M C111 22NPS25E1 C103 47PJ100M3 R153 4.12K 1% M IC5A SSM2120 8 7 4 10 6 5 21 11 R111 24.9K 1% M R185 OMIT 150K M R112 24.9K 1% M IC1D TL074D 12 13 14 R114 200

11、1% M R108 12.4K 1% M C102 47PJ100M3 R182 34.0K 1% M R105 47 MVR100 20K402083 1 2 3 C122 .01J63F1 C113 1000PJ100M3 C114 1000PJ100M3 R132 15.8K 1% M C115 1000PJ100M3 R133 63.4K 1% M R104 12.4K 1% M C104 .0022J50F1 R113 47 M R115 30.9K 1% M C105 10S63E1 R184 22.6K 1% M R117 442K 1% M R173 931K 1% M R15

12、2 2.00K 1% M R151 3.24K 1% M Q101 J111 2 1 3 S100A SW440051 1 2 3 S100B SW440051 4 5 6 S100C SW440051 7 8 9 R106 49.9K 1% M IC2B TL074D 5 6 7 11 R146 39.2K 1% M IC5C 2120A 9 2 1 3 VR104 OMIT 50K 1 2 3 IC2A TL074D 3 2 1 4 IC18B NE5532 5 6 7 8 J2-4 J2-9 J2-10 J2-11 J2-12 J2-5 J2-6 J2-5 J2-6 RadioFans.

13、CN 收音机爱 好者资料库 CHANNEL 2 OUTPUT INPUT GAIN THUMPNULL TRIM HISS REDUCTION CHANNEL 2 L.F. DETAIL HF DETAIL INPUT 2 BYPASS BYPASS Tuesday, October 26, 1999 056162A4.002A4 dbx 296 Spectral Enhancer (CH 2) 80-6162 dbx PROFESSIONAL PRODUCTS 8760 South Sandy Parkway Sandy, Utah 84070 B 23 Title SizeDocument

14、 NumberRev Date:Sheet of +15V -15V +15V +15V +15V +15V+15V +15V +15V +15V +15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V +15V +15V J200 J322110 2 5 4 1 3 6 R200 49.9K 1% M R201 49.9K 1% M R203 49.9K 1% M R202 49.9K 1% M R207 49.9K 1% M R209 24.9K 1% M R210 8.25K 1% M R249

15、 150K M VR204 OMIT 50K 1 2 3 C206 470PJ100D1 R216 665K 1% M R223 453K 1% M R220 453K 1% M R218 165K 1% M R222 1.69K 1% M R226 604 1% M R228 22.6K 1% M R229 47 M J201 J322110 2 5 4 1 3 6 R230 22.6K 1% M R261 2.00K 1% M R262 31.6K 1% M R247 35.7K 1% M R264 7.50K 1% M R265 71.5K 1% M Q200 2N4400 R267 1

16、00 M R272 1M M R268 470K M R271 100K 1% M R270 2.49K 1% M R266 910 M R240 1.00K 1% M R239 63.4K 1% M R241 39.2K 1% MR242 2.67K 1% M R238 750 1% M R237 143 1% M R236 845 1% M R224 10.0K 1% M R225 7.15K 1% M R283 3.0K M R221 442K 1% M R251 3.24K 1% M VR202 50K402081 1 2 3 IC9B TL074D 5 6 7 11 IC17A TL

17、074D 3 2 1 4 IC12A LM339D 5 4 2 3 IC11B TL074D 5 6 7 11 IC11D TL074D 12 13 14 IC12B LM339D 7 6 1 R258 71.5K 1% M C217 10K35T1 C225 .01J63F1 C224 .01J63F1 C207 .01J63F1 C208 .01J63F1 C209 .01J63F1 IC10C TL074D 10 9 8 C222 .01J63F1 R252 2.00K 1% M R219 57.6K 1% M WA200 WA283345 1 2 WA201 WA283345 1 2

18、R263 4.7M R257 10M R269 10M IC13B SSM2120 16 22 17 20 18 19 CR204 1N4148 CR200 1N4148 CR201 1N4148 CR206 1N4148 C213 1000PJ100M3 C212 1000PJ100M3 C200 1000PJ100M3 IC12C LM339D 9 8 14 12 IC12D LM339D 11 10 13 R231 4.53K 1% M VR203 20K402083 1 2 3 C201 1000PJ100M3 R205 47 M VR200 20K402083 1 2 3 R285

19、OMIT 150K M IC13A SSM2120 8 7 4 10 6 5 21 11 R211 24.9K 1% M IC9D TL074D 12 13 14 R212 24.9K 1% M R213 47 M C205 10S63E1 C203 47PJ100M3 R227 3.24K 1% M R284 22.6K 1% M C211 22NPS25E1 VR201 50K402081 1 2 3 C210 .0033J63F1 IC9C TL074D 10 9 8 C216 .0033J63F1 R233 63.4K 1% M IC10D TL074D 12 13 14 R246 3

20、9.2K 1% M R248 47 M R254 28.7K 1% M R255 200 1% M C219 .0022J50F1 R260 45.3K 1% M C221 330PMD1 IC10A TL074D 3 2 1 4 C229 .1MD3 R243 20.5K 1% M R244 1.00K 1% M R253 4.12K 1% M R235 200 1% M R245 1.5M M IC11C TL074D 10 9 8 C223 .01J63F1 R259 30.9K 1% M CR205 LEDG702100 CR202 1N4148 CR203 1N4148 R250 3

21、5.7K 1% M C220 10PJ100M3 C230 .047J63F1 C227 1K35T1 C226 .047J63F1 R256 14.3K 1% M C218 1000PJ100M3 R208 12.4K 1% M R282 34.0K 1% M IC9A TL074D 3 2 1 4 C202 47PJ100M3 R232 15.8K 1% M C214 1000PJ100M3 C215 1000PJ100M3 R204 12.4K 1% M C204 .0022J50F1 R215 30.9K 1% M R214 200 1% M R217 442K 1% M R273 9

22、31K 1% M Q201 J111 2 1 3 S200B SW440051 4 5 6 S200A SW440051 1 2 3 IC18A NE5532 3 2 1 4 R206 49.9K 1% M IC17B TL074D 5 6 7 11 IC11A TL074D 3 2 1 4 IC10B TL074D 5 6 7 11 S200C SW440051 7 8 9 U13C 2120A 9 2 1 3 R234 9.76K 1% M J2-9 J2-12 J2-11 J2-10 RadioFans.CN 收音机爱 好者资料库 1.5 KHz 2.4 KHz 3.9 KHz 6.2

23、KHz 10 KHz 16 KHz 25 KHz 40 KHz 1.5 KHz 2.4 KHz 3.9 KHz 6.2 KHz 10 KHz 16 KHz 25 KHz 40 KHz CHANNEL 1 CLIP CLIP CHANNEL 2 CHANNEL 2 CHANNEL 1 BYPASS2 BYPASS1 POWER AUTOMATIC TEST UNIT Tuesday, October 26, 1999 056162A4.003A4 DBX 296 Spectral Enhancer 80-6162 dbx PROFESSIONAL PRODUCTS 8760 South Sand

24、y Parkway Sandy, Utah 84070 B 33 Title SizeDocument NumberRev Date:Sheet of P2-4 P2-4 +15V+15V +15V +15V +15V +15V+15V +15V +15V +15V +15V +15V +RAW -15V+15V-15V+15V-15V+15V -15V+15V-15V+15V-15V+15V -15V+15V-15V+15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -15V -RAW -15V +15V+15V +15V

25、-15V +RAW -RAW +15V -15V +15V -15V P2 PA8X2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 R3 560 M R5 1.00K 1% M R6 1.00K 1% M R7 1.00K 1% M R8 1.00K 1% M R9 1.00K 1% M R10 1.00K 1% M R181 10.0K 1% M R180 3.0K M R179 560 M Q102 2N4402 IC6A LM339D 5 4 2 3 IC6B LM339D 7 6 1 IC6C LM339D 9 8 14 12 CR109 LEDR70

26、2086 CR110 LEDR702086 CR111 LEDR702086 CR112 LEDR702086 CR113 LEDR702086 CR114 LEDR702086 CR115 LEDR702086 CR116 LEDR702086 IC6D LM339D 11 10 13 IC7A LM339D 5 4 2 3 IC7B LM339D 7 6 1 IC7C LM339D 9 8 14 12 IC7D LM339D 11 10 13 IC14A LM339D 5 4 2 3 IC14B LM339D 7 6 1 IC14C LM339D 9 8 14 12 IC14D LM339

27、D 11 10 13 IC15A LM339D 5 4 2 3 IC15B LM339D 7 6 1 IC15C LM339D 9 8 14 12 IC15D LM339D 11 10 13 R279 560 M R280 3.0K M R281 10.0K 1% M CR209 LEDR702086 CR210 LEDR702086 CR211 LEDR702086 CR212 LEDR702086 CR213 LEDR702086 CR214 LEDR702086 CR215 LEDR702086 CR216 LEDR702086 Q202 2N4402 R175 20.0K 1% M I

28、C8B LM339D 7 6 1 IC8A LM339D 5 4 2 3 IC8C LM339D 9 8 14 12 R274 4.53K 1% M IC16A LM339D 5 4 2 3 IC16B LM339D 7 6 1 IC16C LM339D 9 8 14 12 R275 20.0K 1% M R11 21.5K 1% M R178 3.0K M R278 3.0K M R176 4.53K 1% M R276 4.53K 1% M CR1 1N4004 CR6 1N4004 CR2 1N4004 C27 33S63E1 C28 33S63E1 J1 HDR322111 1 2 3

29、 4 5 6 7 8 9 10 HS1 HS704215 HS2 HS704215 SC1 SC340125 SC2 SC340125 IC31 79M15 I 2 G 1 O 3 CR5 1N4004 PCB1 80-6162-A J3 J322112 2 3 1 IC8D LM339D 11 10 13 IC16D LM339D 11 10 13 CR208 LEDR702086 CR108 LEDR702086 CR7 LEDR702086 R1 1.5K M R2 1.5K M C228 .047J63F1 C128 .047J63F1 R4 604 1% M R177 10M R27

30、7 10M C3 .1MD3 C4 .1MD3 C5 .1MD3 C6 .1MD3 C7 .1MD3 C9 .1MD3 C11 .1MD3 C17 .1MD3 C15 .1MD3 C13 .1MD3 C19 .1MD3 C21 .1MD3 C8 .1MD3 C10 .1MD3 C12 .1MD3 C14 .1MD3 C16 .1MD3 C18 .1MD3 C20 .1MD3 C22 .1MD3 CR207 LEDR702086 CR107 LEDR702086 C1 1000S35E4 C2 1000S35E4 TP4 TP360095 1 2 TP3 TP360095 1 2 TP1 TP3

31、60095 1 2 TP2 TP360095 1 2 TP5 TP360095 1 2 R174 4.53K 1% M IC30 7815 I 1 G 2 O 3 S1 DIP20S S2 DIP20S J2-4 P2-4 P2-4 056162a4 ?&l0?(s0P?(s15H?(s8V?(s0S?&l6D?&l66P?&l3E?&a7L?&a120M?&l61FDOD Software Page 1 dbx 296 Spectral Enhancer 80-6162 Revised: April 1, 1997 056162A4.000 Revision: A4 Bill Of Mate

32、rials April 1, 1997 13:56:54 Quan Reference Part SYMAN Description _ 2 C1,C2 1000S35E4 60-0321 1000 uF Cap 35V -20/+100% Elect. Long Lead 22 C3,C4,C5,C6,C7,C8,C9,C10, .1MD3 62-0060 .1 uF Cap 50V 20% Ceramic AXL C11,C12,C13,C14,C15,C16, C17,C18,C19,C20,C21,C22, C129,C229 2 C27,C28 33S63E1 60-0324 33

33、uF Cap 63V Alum, Rad 14 C100,C101,C112,C113,C114, 1000PJ100M 62-0061 1000 pF Cap 100V 5% Ceramic AXL, NPO C115,C118,C200,C201,C212, C213,C214,C215,C218 4 C102,C103,C202,C203 47PJ100M3 62-0064 47 pF Cap 100V 5% Ceramic AXL, NPO 4 C104,C119,C204,C219 .0022J50F1 56-5041 .0022 uF Cap 50V 5% Stacked Meta

34、l Pet 222 Ammo 2 C105,C205 10S63E1 60-0320 10 uF Cap 63V -20/+100% Alum, Rad 2 C106,C206 470PJ100D1 62-3085 470 pF Cap 100V 5% Ceramic Disc Ammo T&R 14 C107,C108,C109,C122,C123, .01J63F1 56-5029 .01 uF Cap 63V 5% M/Plyes Rad T&R C124,C125,C207,C208,C209, C222,C223,C224,C225 4 C110,C116,C210,C216 .00

35、33J63F1 56-5026 .0033 uF Cap 63V 5% M/Plyes Rad T&R 2 C111,C211 22NPS25E1 60-0322 22 uF Cap 25V -20/+20% Elect. NP 2 C117,C217 10K35T1 62-3099 10 uF Cap 35V 10% Tantalum T&R 2 C120,C220 10PJ100M3 62-0063 10 pF Cap 100V 5% Ceramic AXL, NPO 2 C121,C221 330PMD1 62-3084 330 pF Cap 100V 5% Axial, T&R 6 C

36、126,C128,C130,C226,C228, .047J63F1 56-3102 .047 uF Cap 63V 5% M/Plyes Rad T&R C230 2 C127,C227 1K35T1 62-3095 1 uF Cap 35V 10% Tantalum T&R 4 CR1,CR2,CR5,CR6 1N4004 70-0009 1N4004 Rect 1A 400V 21 CR7,CR107,CR108,CR109, LEDR702086 70-2086 Red Light Emitting Diode, T1, C/B0.1 CR110,CR111,CR112,CR113,

37、CR114,CR115,CR116,CR207, CR208,CR209,CR210,CR211, CR212,CR213,CR214,CR215, CR216 12 CR100,CR101,CR102,CR103, 1N4148 70-0002 1N4148 Diode Silicon Switching, 75 Volts PIV CR104,CR106,CR200,CR201, CR202,CR203,CR204,CR206 2 CR105,CR205 LEDG702100 70-2100 Green Light Emitting Diode, T1 Case 2 HS1,HS2 HS7

38、04215 70-4215 Heatsink, PCB Mount, Vert., for TO-220 7 IC1,IC2,IC3,IC9,IC10, TL074D 72-4320 TL074 Quad JFet-Input Op-Amp IC11,IC17 8 IC4,IC6,IC7,IC8,IC12, LM339D 72-4306 LM339 Quad Comparator IC14,IC15,IC16 2 IC5,IC13 SSM2120 72-4250 Dual VCA/ Dual Detector 1 IC18 NE5532 72-4316 5532 Low Noise Dual

39、Op-Amp 1 IC30 7815 70-4123 1 IC31 79M15 70-4131 7915 -15 Volt Voltage Regulator 1 J1 HDR322111 32-2111 10 Pin Hdr, 5X2, Straight, .23, 0.1 spacing 1 J2 RC380217 38-0217 16 Pin Ribbon Cable, Flat w/2 ends, 3.00, 0.1 spacing 1 J3 J322112 32-2112 DC Socket, Hor. PC Mount, 2.5/5.5mm 4 J100,J101,J200,J20

40、1 J322110 32-2110 Jack, 1/4 Phone, PC Mount, Hor., Cliff S2 1 P2 PA8X2 00-0000 8X2 Pin Pad Pattern, Not a part 1 PCB1 80-6162-A 80-6162-A dbx 296 MAIN/DISPLAY PCB, RAW 056162a4 2 Q100,Q200 2N4400 70-1041 2N4400 NPN, TR SIGNAL 2 Q101,Q201 J111 70-1010 J111A JFET, N-Channel , RDS(on) 30 Ohm, VGS(off)

41、?DOD Software Page dbx 296 Spectral Enhancer 80-6162 Revised: April 1, 1997 056162A4.000 Revision: A4 Bill Of Materials April 1, 1997 13:56:54 Quan Reference Part SYMAN Description _ 2 Q102,Q202 2N4402 70-1035 2N4402 PNP, TR SIGNAL 2 R1,R2 1.5K M 50-0448 1.5 KOhm Resistor 5% 1/8 Watt Carbon Film Min

42、i 3 R3,R179,R279 560 M 50-0401 560 Ohm Resistor 5% 1/8 Watt Carbon Film Mini 3 R4,R126,R226 604 1% M 52-1655 604 Ohm Resistor 1% 1/8 Watt Metal Film Mini 10 R5,R6,R7,R8,R9,R10,R140, 1.00K 1% M 52-1623 1.00 KOhm Resistor 1% 1/8 Watt Carbon Film Mini R144,R240,R244 1 R11 21.5K 1% M 52-1257 21.5 KOhm R

43、esistor 1% 1/8 Watt Metal Film Mini 12 R100,R101,R102,R103,R106, 49.9K 1% M 52-1620 49.9 KOhm Resistor 1% 1/8 Watt Carbon Film Mini R107,R200,R201,R202,R203, R206,R207 4 R104,R108,R204,R208 12.4K 1% M 52-1605 12.4 KOhm Resistor 1% 1/8 Watt Metal Film Mini 8 R105,R113,R129,R148,R205, 47 M 50-0406 47

44、Ohm Resistor 5% 1/8 Watt Carbon Film Mini R213,R229,R248 6 R109,R111,R112,R209,R211, 24.9K 1% M 52-1631 24.9 KOhm Resistor 1% 1/8 Watt Carbon Film Mini R212 2 R110,R210 8.25K 1% M 52-1662 8.25 KOhm Resistor 1% 1/8 Watt Metal Film Mini 6 R114,R135,R155,R214,R235, 200 1% M 52-1618 200 Ohm Resistor 1%

45、1/8 Watt Carbon Film Mini R255 4 R115,R159,R215,R259 30.9K 1% M 52-1275 30.9 KOhm Resistor 1% 1/8 Watt Metal Film Mini 2 R116,R216 665K 1% M 52-1673 665 KOhm Resistor 1% 1/8 Watt Metal Film Mini 4 R117,R121,R217,R221 442K 1% M 52-1760 442 KOhm Resistor 1% 1/8 Watt Metal Film Mini 2 R118,R218 165K 1% M 52-1723 165 KOhm Resistor 1% 1/8 Watt Metal Film Mini 2 R11