Rane DA Distribution Amplifier 26 Schematics 电路图.pdf

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1、RadioFans.CN 收音机爱 好者资料库 H:DA26104699-1.SCH22-Mar-2028 CHECKED BY:DRAWN BY: SHEET:10802 47th Avenue West Mukilteo WA 98275-50981 6 DA 26 AGC 104699 of ACTION: R12 1.00K + C1 10/100 GND +15-15 GND-15 IN 1 SYM 4 OUT 7 CAP 6 V+ 8 V- 5 GND 3 BIAS 2 Z2 2252 R21 1.10M R26 20.0 C8 0.1 R27 511K 6.1mV/dB 5 6

2、7 Z3BTL072 GND -15 GND THRESHOLD R29 26.7K R50 26.7K 125mV/dB R63 6.04K R70 124K R13 1.00K R72 11.3K R71 124K R73 3.57K 2 13 R1A 20KB + C2 10/100 D1 LS4148 D2 LS4148 GND 8 3 2 1 4 Z3ATL072 D3 LS4148 GND R22 1.10M R74 30.1K R75 100K +15 C9 0.1 C10 0.1+15 -15 -15+15 RANGE (Vth -26 dB) 1 2 3 S11P2T FAS

3、TSLOW (10 ms)(200 ms) GAIN INCREASE RC = 1 sec. AGC RELEASE RC = 11 sec. GAIN DECREASE RC = 11ms/230ms Ein 0 = -20 dBu R14 1.00K R15 1.00K R88 2.00K GND +15 C11 0.1 D4 GRN D5 GRN D6 GRN GAIN R16 1.00K R17 1.00K R89 2.00K -15 GAIN -3 dB-6 dB-12 dB+3 dB+6 dB+12 dB R93 10.0K R94 10.0K R95 10.0K R96 10.

4、0K R97 10.0K C54 47PF GNDGND 1 2 3 J1 EURO 3 . C67 EMI . C68 EMI XOVER IN AGC Vc R98 10.0K D7 YEL -15 GAIN +15 C12 0.1 R99 10.0K R100 10.0K R101 10.0K D8 GRN D9 GRN D10 GRN +15 R102 10.0K R103 10.0K R104 10.0K +15 -15 +15 -15 0 dB 100 mV/dB 300 mV 600 mV1200 mV-300 mV-600 mV-1200 mV C95 22/25V 8 3 2

5、 1 4 Z4A TL072 5 6 7 Z4B TL072 CROSSOVER 104699-2.SCH PRIORITY INPUT 104699-3.SCH OUTPUT 1&2 104699-4.SCH OUTPUT 3&4 104699-5.SCH OUTPUT 5&6 104699-6.SCH LINE INPUT 8 3 2 1 4 Z1A33078 5 6 7 Z1B33078 C13 0.1 -15+15 R129 47.5K R130 47.5K 8 9 14 Z5CLM339 6 7 1 Z5BLM339 5 4 2 312 Z5ALM339 10 11 13 Z5DLM

6、339 GND 5 4 2 312 Z6ALM339 7 6 1 Z6BLM339 9 8 14 Z6CLM339 10 11 13 Z6DLM339 GND R90 2.00K R91 2.00K R92 2.00K R23 1.10M R24 1.10M R25 1.10M R131 2.20M R132 2.20M R133 2.20M C115 22/25V GND R76 51.1K R105 10.0K R141 511 R28 511K GND 2 13 R2A 20KB GND R150 8.06K R106 10.0K 1.5:1 2:11.2:1 1:11:0 RATIO

7、+ - GND 5 46 R1B 20KB 5 46 R2B 20KB 0 +6-6 -12+12 C38 47PF C96 0.33 RadioFans.CN 收音机爱 好者资料库 CHECKED BY:DRAWN BY: SHEET: 10802 47th Avenue West Mukilteo WA 98275-509826 DA 26 CROSSOVER 104699 H:DA26104699-2.SCH22-Mar-2028 of ACTION: 5 6 7 Z13B TL072 R151 2.49K R155 806 R159 1.24KR163 1.5K C138 0.33 3

8、2 1 Z15A ADG212 67 8 Z15D ADG212 32 1 Z16A ADG212 GND 5 6 7 Z14B TL072 R152 2.49K R156 806 R160 1.24KR164 1.5K C139 0.33 67 8 Z16D ADG212 32 1 Z17A ADG212 67 8 Z17D ADG212 GND R153 2.49K R157 806 R161 1.24K R165 1.5K 1415 16 Z15B ADG212 1110 9 Z15C ADG212 1415 16 Z16B ADG212 R154 2.49K R158 806 R162

9、 1.24K R166 1.5K 1110 9 Z16C ADG212 1415 16 Z17B ADG212 1110 9 Z17C ADG212 8 3 2 1 4 Z13A TL072 C140 0.33 GND 8 3 2 1 4 Z14A TL072 C141 0.33 GND 5 6 7 Z12B TL072 R30 20.0K R168 7.50K R169 7.50K R31 20.0K R170 5.11K R32 20.0K R205 30.1K GND XOVER IN LOW PASS HIGH PASS FULL RANGE C14 0.1 +15-15 8 3 2

10、1 4 Z12A TL072 GND C15 0.1 +15-15 C16 0.1 +15-15 9 8 7 6 10 CCW S3B 2P4T +5 4 3 2 1 5 CCW S3A 2P4T R107 10.0K R108 10.0K R109 10.0K GND 200 Hz 150 Hz 110 Hz 80 Hz CROSSOVER FREQUENCY C116 22/25V R33 20.0K GND C117 22/25V R34 20.0K GND C118 22/25V R35 20.0K GND V+ 13 V- 4 VL 12 GND 5 Z15E ADG212 GND

11、+5 -15 +15V+ 13 V- 4 VL 12 GND 5 Z16E ADG212 GND +5 -15 +15V+ 13 V- 4 VL 12 GND 5 Z17E ADG212 GND +5 -15 +15 +5 R215 511 D24YEL D25YEL D26 YEL D27YEL GND 200 Hz 150 Hz 110 Hz 80 Hz RadioFans.CN 收音机爱 好者资料库 H:DA26104699-3.SCH22-Mar-2028 CHECKED BY:DRAWN BY: SHEET:10802 47th Avenue West Mukilteo WA 982

12、75-50983 6 DA 26 PRIORITY INPUT 104699 of ACTION: . C69 EMI . C70 EMI PRIORITY/PAGE INPUT R171 5.11K R172 5.11K R77 100K D12 LS4148 C17 0.1 +15 GND GND R227 243 R78 100K R79 100K R80 100K GND GND R110 1.00K +5 C142 0.0022 GND GNDGND 1 2 3 J2 EURO 3 +15 R134 2.20M R228 9.09K R18 1.00K 2 13 R4A 100KA

13、R235 1.33K GND GND GND MIC LINE 5 6 7 Z7B 33078 8 3 2 1 4 Z7A 33078 5 6 7 Z8B 33078 R236 14.0K R237 14.0K R142 511 R143 511 R238 100 R239 100 R252 51.1 R253 2.21K R254 2.21K R19 1.00K R20 1.00K R111 10.0K R112 10.0K + C143 100/50 -15+15 C18 0.1 (20 dB) 1 2 3 S2A 2P2T 4 5 6 S2B 2P2T D13 LS4148 R113 1

14、0.0K R114 10.0K R115 10.0K R116 10.0K D20 RED R81 100K R255 4.42K C19 0.1 +15 -15 GND GND OL R36 20.0K GND 2 31 Q1 2222A +5 D11 GRN GND PRIORITY ACTIVE DUCK_EN 5 4 2 312 Z9A LM339 10 11 13 Z9D LM339 8 9 14 Z9C LM339 6 7 1 Z9B LM339 8 3 2 1 4 Z8A 33078 DUCKER GND I1 1 I2 2 I3 3 I4 4 I5 5 I6 6 I7 7 I8

15、 8 I9 9 I10 11 O1 19 IO2 18 IO3 17 IO4 16 IO5 15 IO6 14 IO7 13 O8 12 VCC 20 GND 10 Z11A GAL16V8 C20 0.1 GND +5 GND Z1 Z2 Z3 Z4 Z5 Z6 ALL GND 7 8 6 2 3 4 1 5 J3 EURO 8-POS ACTIVE GND PAGE EN1 PAGE EN2 PAGE EN3 PAGE EN4 PAGE EN5 PAGE EN6 . C144 EMI . C145 EMI . C146 EMI . C147 EMI . C148 EMI . C149 EM

16、I . C150 EMI R256 10.0K SIP +5 R173 5.11K R174 5.11K R175 5.11K R176 5.11K R177 5.11K R178 5.11K R179 5.11K 2 13 R5A 100KB 3 2 1 84 Z10A TL072 -15+15 C21 0.1 5 6 7 Z10B TL072 GND C119 22/25V +C151 3.3/16V CT CT AC AC 1 2 3 4 5 6 J4 RJ-12 LB1 L-BKT GND +15 -15 +C3 10/100 +C4 10/100 R257 3.32K R258 3.

17、32K R260 301 R261 301 +C5 10/100 +C6 10/100 C152 220PF C153 220PF PWR D21 4004 D22 4004 C22 0.1 C23 0.1 C24 0.1 C25 0.1 C26 0.1 +C154 1000/35 +C155 1000/35 L1 3T L2 3T R180 5.11K D23 YEL 32 1 ADJ I O 100A LM317 56 4 ADJ I O 100B LM337 R259 909 R262 301 +C7 10/100 C27 0.1 C28 0.1 +5+15 + - GND 32 1 A

18、DJ I O Q8 LM317 5 46 R4B 100KA 5 46 R5B 100KB R37 20.0K GND R167 1.00K -20 -10-40 -1000 -10 ON+4 DETECT +0-20 +10+40 GAIN ACTIVE 5 46 R3B 2KRD 2 13 R3A 2KRD LB5 L-BKT LB6 L-BKT LB7 L-BKT LB4 L-BKT LB3 L-BKT LB8 L-BKT LB2 L-BKT GND GND C39 0.1 C53 0.1 C174 0.1 C175 0.1 C176 0.1 C177 0.1 C178 0.1 C179

19、 0.1 C180 0.1 C181 0.1 GND GND +15 -15 H:DA26104699-4.SCH22-Mar-2028 CHECKED BY:DRAWN BY: SHEET:10802 47th Avenue West Mukilteo WA 98275-50984 6 DA 26 OUTPUT 1&2 104699 of ACTION: 8 3 2 1 4 Z19A TL072 R82 100K GND 5 6 7 Z19B TL072 GND 2 13 R6A 20KB +15 -15 -100 mV/dB C156 0.001 1 J5A . C71 EMI . C72

20、 EMI R263 301 R264 301 +5R135 2.20M CH 1 REMOTE 6 7 85 S4B 2P3P FR HI LOW R275 51.1K -15+15 C29 0.1 R51 200K 2 3 9 8 4 1 16 Z22A SSM2164 R144 511 C162 470PF GND R206 30.1K R207 30.1K R208 30.1K +15 -15GND C30 0.1 GND C31 0.1 GND C168 100PF R209 30.1K PAGE EN1 PRIORITY FULL RANGE LOW PASS HIGH PASS 2

21、 3 41 S4A 2P3P DUCK_EN 2 31 Q2 2222A D14 LS4148 R52 200K R64 6.04K R229 9.09K GND -15 -9V R293 3.16K R117 10.0K 32 mV/dB 32 1 Z18A ADG212 67 8 Z18D ADG212 -15+15 C32 0.1 AGC VC R294 3.16K R118 10.0K GND -100 mV/dB 8 3 2 1 4 Z23A TL072 R83 100K GND 5 6 7 Z23B TL072 GND 2 13 R7A 20KB +15 -15 -100 mV/d

22、B C157 0.001 . C73 EMI . C74 EMI R265 301 R266 301 +5R136 2.20M CH 2 REMOTE 6 7 85 S5B 2P3P FR HI LOW R276 51.1K -15+15 C33 0.1 R53 200K 7 6 5 Z22B SSM2164 R145 511 C163 470PF GND R210 30.1K R211 30.1K GND C169 100PF R212 30.1K PAGE EN2 PRIORITY FULL RANGE LOW PASS HIGH PASS 2 3 41 S5A 2P3P DUCK_EN

23、2 31 Q3 2222A D15 LS4148 R54 200K R65 6.04K R230 9.09K GND -15 -9V R295 3.16K R119 10.0K 32 mV/dB 1415 16 Z18B ADG212 1110 9 Z18C ADG212 -15+15 C34 0.1 AGC VC R296 3.16K R120 10.0K GND -100 mV/dB R305 80.6K . C75 EMI . C76 EMI CH 1 OUTPUT 8 3 2 1 4 Z21A 33078 5 6 7 Z21B 33078 R181 5.11K R182 10.0K R

24、183 5.11K R184 5.11K C55 47PF C56 47PF C120 22/25V C121 22/25V R38 20.0K R39 20.0K GND GND R240 100 R241 100 GND GND -15+15 C35 0.1 8 3 2 1 4 Z24A 33078 8 3 2 1 4 Z20A 33078 C122 22/25V C123 22/25V . C77 EMI . C78 EMI CH 2 OUTPUT 8 3 2 1 4 Z25A 33078 5 6 7 Z25B 33078 R185 5.11K R186 10.0K R187 5.11K

25、 R188 5.11K C57 47PF C58 47PF C124 22/25V C125 22/25V R40 20.0K R41 20.0K GND GND R242 100 R243 100 GND GND -15+15 C36 0.1 V+ 13 V- 4 VL 12 GND 5 Z18E ADG212 GND +5 -15 +15 REF Vc GND + - GND + - GND 5 6 7 Z20B 33078 5 6 7 Z24B 33078 REF Vc GND R306 80.6K 5 46 R6B 20KB 5 46 R7B 20KB -12+12 LEVEL +0

26、-6+6 -12+12 LEVEL +0 -6+6 2 J5B 3 J5C 4 J5D 5 J5E 6 J5F 1 J6A 2 J6B 3 J6C 4 J6D 5 J6E 6 J6F R281 63.4K R282 63.4K C97 0.33 C98 0.33 C99 0.33 R283 63.4K R284 63.4K C100 0.33 C101 0.33 C102 0.33 H:DA26104699-5.SCH22-Mar-2028 CHECKED BY:DRAWN BY: SHEET:10802 47th Avenue West Mukilteo WA 98275-50985 6 D

27、A 26 OUTPUT 3&4 104699 of ACTION: 8 3 2 1 4 Z26A TL072 R84 100K GND 5 6 7 Z26B TL072 GND 2 13 R8A 20KB +15 -15 -100 mV/dB C158 0.001 . C79 EMI . C80 EMI R267 301 R268 301 +5R137 2.20M CH 3 REMOTE 6 7 85 S6B 2P3P FR HI LOW R277 51.1K -15+15 C37 0.1 R55 200K 10 11 12 Z22C SSM2164 R146 511 C164 470PF G

28、ND R213 30.1K R214 30.1K GND C170 100PF R216 30.1K PAGE EN3 PRIORITY FULL RANGE LOW PASS HIGH PASS 2 3 41 S6A 2P3P DUCK_EN 2 31 Q4 2222A D16 LS4148 R56 200K R66 6.04K R231 9.09K GND -15 -9V R297 3.16K R121 10.0K 32 mV/dB 32 1 Z29A ADG212 67 8 Z29D ADG212 -15+15 C40 0.1 AGC VC R298 3.16K R122 10.0K G

29、ND -100 mV/dB 8 3 2 1 4 Z30A TL072 R85 100K GND 5 6 7 Z30B TL072 GND 2 13 R9A 20KB +15 -15 -100 mV/dB C159 0.001 . C81 EMI . C82 EMI R269 301 R270 301 +5R138 2.20M CH 4 REMOTE 6 7 85 S7B 2P3P FR HI LOW R278 51.1K -15+15 C41 0.1 R57 200K 15 14 13 Z22D SSM2164 R147 511 C165 470PF GND R217 30.1K R218 3

30、0.1K GND C171 100PF R219 30.1K PAGE EN4 PRIORITY FULL RANGE LOW PASS HIGH PASS 2 3 41 S7A 2P3P DUCK_EN 2 31 Q5 2222A D17 LS4148 R58 200K R67 6.04K R232 9.09K GND -15 -9V R299 3.16K R123 10.0K 32 mV/dB 1415 16 Z29B ADG212 1110 9 Z29C ADG212 -15+15 C42 0.1 AGC VC R300 3.16K R124 10.0K GND -100 mV/dB R

31、307 80.6K . C83 EMI . C84 EMI CH 3 OUTPUT 8 3 2 1 4 Z28A 33078 5 6 7 Z28B 33078 R189 5.11K R190 10.0K R191 5.11K R192 5.11K C59 47PF C60 47PF C126 22/25V C127 22/25V R42 20.0K R43 20.0K GND GND R244 100 R245 100 GND GND -15+15 C43 0.1 8 3 2 1 4 Z31A 33078 8 3 2 1 4 Z27A 33078 C128 22/25V C129 22/25V

32、 . C85 EMI . C86 EMI CH 4 OUTPUT 8 3 2 1 4 Z32A 33078 5 6 7 Z32B 33078 R193 5.11K R194 10.0K R195 5.11K R196 5.11K C61 47PF C62 47PF C130 22/25V C131 22/25V R44 20.0K R45 20.0K GND GND R246 100 R247 100 GND GND -15+15 C44 0.1 V+ 13 V- 4 VL 12 GND 5 Z29E ADG212 GND +5 -15 +15 + - GND + - GND 5 6 7 Z2

33、7B 33078 5 6 7 Z31B 33078 REF Vc GND REF Vc GND R308 80.6K 5 46 R8B 20KB 5 46 R9B 20KB -12+12 LEVEL +0 -6+6 -12+12 LEVEL +0 -6+6 1 J7A 2 J7B 3 J7C 4 J7D 5 J7E 6 J7F 1 J8A 2 J8B 3 J8C 4 J8D 5 J8E 6 J8F R285 63.4K R286 63.4K C103 0.33 C104 0.33 C105 0.33 R287 63.4K R288 63.4K C106 0.33 C107 0.33 C108

34、0.33 H:DA26104699-6.SCH22-Mar-2028 CHECKED BY:DRAWN BY: SHEET:10802 47th Avenue West Mukilteo WA 98275-50986 6 DA 26 OUTPUT 5&6 104699 of ACTION: 8 3 2 1 4 Z33A TL072 R86 100K GND 5 6 7 Z33B TL072 GND 2 13 R10A 20KB +15 -15 -100 mV/dB C160 0.001 . C87 EMI . C88 EMI R271 301 R272 301 +5R139 2.20M CH

35、5 REMOTE 6 7 85 S8B 2P3P FR HI LOW R279 51.1K -15+15 C45 0.1 R59 200K 2 3 9 8 4 1 16 Z36A SSM2164 R148 511 C166 470PF GND R220 30.1K R221 30.1K R222 30.1K +15 -15GND C46 0.1 GND C47 0.1 GND C172 100PF R223 30.1K PAGE EN5 PRIORITY FULL RANGE LOW PASS HIGH PASS 2 3 41 S8A 2P3P DUCK_EN 2 31 Q6 2222A D1

36、8 LS4148 R60 200K R68 6.04K R233 9.09K GND -15 -9V R301 3.16K R125 10.0K 32 mV/dB 1415 16 Z37B ADG212 32 1 Z37A ADG212 -15+15 C48 0.1 AGC VC R302 3.16K R126 10.0K GND -100 mV/dB 8 3 2 1 4 Z38A TL072 R87 100K GND 5 6 7 Z38B TL072 GND 2 13 R11A 20KB +15 -15 -100 mV/dB C161 0.001 . C89 EMI . C90 EMI R2

37、73 301 R274 301 +5R140 2.20M CH 6 REMOTE 6 7 85 S9B 2P3P FR HI LOW R280 51.1K -15+15 C49 0.1 R61 200K 15 14 13 Z36D SSM2164 R149 511 C167 470PF GND R224 30.1K R225 30.1K GND C173 100PF R226 30.1K PAGE EN6 PRIORITY FULL RANGE LOW PASS HIGH PASS 2 3 41 S9A 2P3P DUCK_EN 2 31 Q7 2222A D19 LS4148 R62 200

38、K R69 6.04K R234 9.09K GND -15 -9V R303 3.16K R127 10.0K 32 mV/dB 1110 9 Z37C ADG212 67 8 Z37D ADG212 -15+15 C50 0.1 AGC VC R304 3.16K R128 10.0K GND -100 mV/dB R309 80.6K . C91 EMI . C92 EMI CH 5 OUTPUT 8 3 2 1 4 Z35A 33078 5 6 7 Z35B 33078 R197 5.11K R198 10.0K R199 5.11K R200 5.11K C63 47PF C64 4

39、7PF C132 22/25V C133 22/25V R46 20.0K R47 20.0K GND GND R248 100 R249 100 GND GND -15+15 C51 0.1 8 3 2 1 4 Z39A 33078 8 3 2 1 4 Z34A 33078 C134 22/25V C135 22/25V . C93 EMI . C94 EMI CH 6 OUTPUT 8 3 2 1 4 Z40A 33078 5 6 7 Z40B 33078 R201 5.11K R202 10.0K R203 5.11K R204 5.11K C65 47PF C66 47PF C136

40、22/25V C137 22/25V R48 20.0K R49 20.0K GND GND R250 100 R251 100 GND GND -15+15 C52 0.1 V+ 13 V- 4 VL 12 GND 5 Z37E ADG212 GND +5 -15 +15 + - GND + - GND 5 6 7 Z34B 33078 5 6 7 Z39B 33078 REF Vc GND REF Vc GND R310 80.6K 10 11 12 Z36C SSM2164 7 6 5 Z36B SSM2164 GND GND 5 46 R10B 20KB 5 46 R11B 20KB -12+12 LEVEL +0 -6+6 -12+12 LEVEL +0 -6+6 1 J9A 2 J9B 3 J9C 4 J9D 5 J9E 6 J9F 1 J10A 2 J10B 3 J10C 4 J10D 5 J10E 6 J10F R291 63.4K R292 63.4K C112 0.33 C113 0.33 C114 0.33 R289 63.4K R290 63.4K C109 0.33 C110 0.33 C111 0.33