Symetrix 528E_B01-1998 电路图.pdf

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1、2 AA B C 13456 D C B RELEASED: DRAWN: DATED: DATED: COMPANY: TITLE: DRAWING NO: Lynnwood, WA 98037-2303 USA 14926 35th Avenue West SYMETRIX INC. REV: OFSHEET: D 152 528E 1 (FRONTPANEL) PHANTOM POWER SWITCH INPUT PRE-AMP REAR PANEL -15dB PAD (FRONTPANEL) B. Gudgel (SHOWN OUT) MIC GAIN SELECT (MIC/LIN

2、E - SHOWN AS LINE) OUTPUT LINE INPUT MIC INPUT (SHOWN IN) 528E MOTHERBOARDB.01 9 REVREVISIONDATE NOTES: All resistances in ohms. K=X1000 M=X1000000 All capacitances in uF unless noted otherwise. All diodes type 1N914 or equivalent unless noted. NP = nonpolarized electrolytic. (SH7, C4) (SH7, C1) (SH

3、7, C1) (SH6, C6) 2.00 Convert to surface mount, adjust some values. Mod mic circuit 1/24/97 Delete power switch & external xformer connector - Talema xformer GND MIC PRE SERVO A.00 MINOR TUNING - RELEASE TO PRODUCTION (YET AGAIN) 6 / 2 3 / 9 7 B.00 CHNGD 2 CAPS ON DBRD TO SURF MNT. EXTENSIVE PCB CHA

4、NGES TO GRDG 8 / 5 / 9 7 Changed Output level switching. No Unbal gain boost B.01REVERSED DESIGNATORS D70 & 71 (Schem only)RBECN463 / 4 / 9 8 R23 10 C24 47pF C25 47pF C23 470pF + C4 47/63 L2 BEAD_SMD L1 BEAD_SMD R26 100 D50 R25 1K00 2 - 3 + 1 U2A 5532M 6 - 5 + 7 U2B 5532M C28 4.7/NP R34 100K CW 31 2

5、 R24 2.5KC C7 470pF, 2.5% C6 470pF, 2.5% 2 1 3 SW2A R29 4K02 R30 4K02 R32 4K99 R31 4K99 TP1 C1 470pF C2 470pF, 2.5% C3 470pF, 2.5% R1 2K49 R3 2K49 R4 2K00 R5 2K00 54 6 SW2B 8 9 7 SW2C R6 100 R7 100 C8 470pF Q8 2N4403 Q9 2N4403 R8 1K00 R9 1K00 R10 2K00 R11 2K00 Q10 TIP30A R2 158 D29 12 R12 357.0 Z1 1

6、N5245 15V 23 1 SW1A R13 2K49 5 4 6 SW1B R14 15K0 2 - 3 + 1 U1A NJM2068M 6 - 5 + 7 U1B NJM2068M R15 30K1 R16 30K1 C5 150pF C9 150pF R17 100K R18 100K C10 4.7/NP C11 470pF C12 470pF C13 470pF R19 1K00 R20 1K00 R21 1M + C14 1000/35 + C15 1000/35 R189 100K J3 TRS JACK 1 2 3 4 J1 XLR-FEMALE 1 2 3 4 J2 XL

7、R-FEMALE R22 10 R206 1K00 TP11 TP7 TP8 C16 47pF -15VA DEESS_IN IN_LED_CLIP +60V PHANTOM_LED RadioFans.CN 收音机爱好者资料库 SHEET:OF REV: SYMETRIX INC. 14926 35th Avenue West Lynnwood, WA 98037-2303 USA COMPANY: TITLE: DRAWING NO: DATED: DATED:RELEASED: DRAWN: A B C D 654321 D C B A 2 528E MOTHERBOARD BANDW

8、IDTH EQUALIZER EQ LOWEQ MID B. Gudgel (FRONTPANEL) BANDWIDTH (FRONTPANEL) INPUT FREQUENCY (FRONTPANEL) FREQUENCY (FRONTPANEL) FREQUENCY (FRONTPANEL) CUT/BOOST (FRONTPANEL) CUT/BOOST (FRONTPANEL) FREQUENCY (FRONTPANEL) 52 528E 1 B.01 9 (WIDE) (NARROW) (WIDE) (NARROW) (SH4, D3) (SH3, B4) (SH2, A1) (SH

9、3, D3) (SH7, C1) (SH3, C5) (SH3, B6) (SH2, D3) (SH3, D3) (SH7, C1) 3 + 2 - 1 U12A NJM2068M 5 + 6 - 7 U12B NJM2068M 3 + 2 - 1 U13A NJM2068M 3 + 2 - 1 U10A NJM2068M 5 + 6 - 7 U10B NJM2068M R121 49K9 C84 .1 C70 .1 R154 3K01 R131 3K01 CW 3 1 2 R166A 50KC CW 6 4 5 R166B 50KC R153 2K49 R155 2K49 C89 4.7/N

10、P CW 3 1 2 R167 50KB R122 49K9 R132 56K2 R156 4K02 R118 20K0 R113 4K99 CW 31 2 R168 3B50K R114 27K4 R123 4K99 5 + 6 - 7 U13B NJM2068M 3 + 2 - 1 U14A NJM2068M 5 + 6 - 7 U14B NJM2068M 3 + 2 - 1 U15A NJM2068M 5 + 6 - 7 U15B NJM2068M R135 49K9 C71 .0047 C85 .0047 R140 5K62 R139 5K62 CW 3 1 2 R169A 50KC

11、CW6 4 5 R169B 50KC R160 1K91 R161 1K91 C90 4.7/NP CW 3 1 2 R170 50KB R136 49K9 R137 56K2 R133 4K02 R138 20K0 R127 4K99 CW 31 2 R171 3B50K R126 4K99 R142 4K99 R124 4K99 R157 4K02 R134 4K02 D66 D67 R158 2K10 R159 2K10 R117 4K99 3 + 2 - 1 U7A NJM2068M R119 4K99 R120 4K99 R162 2K10 R141 2K10 D65 D69 R16

12、5 2K10 J9 TRS JACK C17 47pF C26 47pF C27 47pF C29 47pF C56 15pF C57 15pF HI_EQ_IN EQ_BYPASS EQ_CLIP EQ_CLIP S1 EQ_IN RadioFans.CN 收音机爱好者资料库 SHEET:OF REV: SYMETRIX INC. 14926 35th Avenue West Lynnwood, WA 98037-2303 USA COMPANY: TITLE: DRAWING NO: DATED: DATED:DRAWN: RELEASED: B C D 654321 C B AA D

13、BANDWIDTH EQUALIZER EQ OUTPUT STAGE EQ HIGH 3 SYMMETRY 52 528E 1 B. Gudgel (FRONTPANEL) FREQUENCY (FRONTPANEL) CUT/BOOST (FRONTPANEL) FREQUENCY (FRONTPANEL) OUTPUT OUTPUT STAGE INPUT ADJUST (SHOWN OUT) OUTPUT (BYPASS) (FRONTPANEL) (SHOWN OUT) 528E MOTHERBOARDB.01 9 (WIDE) (NARROW) (CW) UNBALANCED BA

14、LANCED OUTPUT LEVEL (INTERNAL) OUT- OUTPUT (SH2, A1) (SH2, D3) (SH7, C1) (SH7, D1) (SH2, B6) (SH2, B1) (SH2, B1) 2 - 3 + 1 U17A NJM2068M 6 - 5 + 7 U17B NJM2068M 2 - 3 + 1 U11A NJM2068M 2 - 3 + 1 U16A NJM2068M 6 - 5 + 7 U16B NJM2068M R129 49K9 C87 .0022 C65 .0022 R150 3K48 R116 3K48 6 4 5 R172B 50KC

15、3 1 2R172A 50KC R164 2K49 R163 2K49 C88 4.7/NP 3 1 2 R173 50KB R128 49K9 R151 56K2 R152 4K02 R149 20K0 R148 4K99 3 1 2 R174 3B50K R147 4K99 R144 27K4 R143 4K99 R130 4K02 R175 100 5 4 6 SW5B 2 - 3 + 1 U19A 5532N 6 - 5 + 7 U19B 5532N R195 4K99 R194 10K0 R192 100 R191 100 C104 22pF C96 47NP C95 47NP R1

16、81 10K0 R180 10K0 R193 4K99 C64 47NP R115 100K D68 6 - 5 + 7 U11B NJM2068M 2 - 3 + 1 U18A NJM2068M R176 10K0 R177 10K0 C92 .022 C91 .022 R178 4K99 R179 20K0 23 1 SW6A C99 47NP R188 100K 6 - 5 + 7 U20B NJM2068M D70 D71 R196 10K0 R197 20K0 6 - 5 + 7 U18B NJM2068M R187 4K02 R186 4K99 R145 2K10 R125 100

17、 R182 6K81 R184 6K81 R183 100 C106 22pF R146 73K2 C86 100pF C105 4.7/NP XLR-MALE 1 2 3 4 J13 C18 470pF C19 470pF C20 470pF J11 TRS JACK J10 TRS JACK J12 TRS JACK 5 4 6 SW7B 2 3 1 SW7A C50 22pF C63 15pF C66 47pF C69 47pF R185 4K99 HI_EQ_IN EQ_BYPASS EQ_CLIP OUTPUT_LVL S1 OUTIN1 RadioFans.CN 收音机爱好者资料

18、库 SHEET:OF REV: SYMETRIX INC. 14926 35th Avenue West Lynnwood, WA 98037-2303 USA COMPANY: TITLE: DRAWING NO: DATED: DATED:RELEASED: DRAWN: B C D 654321 D C B AA SYMETRY EXPANDER/ (BYPASS) EXPANDER THRESHOLD COMP THRESH (FRONTPANEL) RATIO EXP/COMP (BYPASS) GAIN(dB) 52 528E 1 B. Gudgel COMPRESSOR INPU

19、T EXPANDER/ COMPRESSOR SIDECHAIN INPUT EXPANDER/ COMPRESSOR OUTPUT (FRONTPANEL) ADJUST (TRIMMER) (SHOWN OUT) (FRONTPANEL) (FRONTPANEL) COMP 528E MOTHERBOARDB.01 94 (SH6, A5) (SH5, B6) (SH5, B6) (SH5, D6) (SH7, C1) (SH6, A5) (SH7, D3) (SH7, C5) (SH6, B3) (SH5, C2) (SH7, C1) (SH6, D2) (SH7, C1) (SH2,

20、A6) 12 OUT3 9 GND 15 EC+ 11 VCC 17 VCA_IN 6 -IN2 7 OUT2 8 +IN2 14 SYM 1 RMS-IN 13 VCA_OUT 2 IT 5 CT 4 RMS_OUT 19 -IN1 20 +IN1 18 OUT1 10 VEE 16 EC- U6 THAT4301 R74 13K R68 13K R81 51.1 R88 51.1 R78 51.1 R77 499K CW 3 1 2 R217 50K R72 1M R67 10K0 C48 150pF R112 100 C46 4.7/NP C44 4.7/NP D58 R85 158K0

21、 R83 10K0 R84 13K C53 4.7/NP R86 2.2M CW 31 2 R109 50KB R99 499K CW 31 2 R110 50KB D55 R73 30K1 R80 1K69 R79 1M R104 100K C47 22pF D51D52 D53D54 R71 100K R64 1K00 R65 100 R63 10K0 C42 1/35T + C43 10/35 R61 100K R62 1M 6 - 5 + 7 U3B 4560CW 3 1 2 R111 50KB D56 2 3 1 SW4A D57 R82 1K00 R69 100K R70 100K

22、 C49 47NP R75 100K 2 - 3 + 1 U20A NJM2068M R87 5K62 CW 3 1 2 R216 50KB R198 100K R199 249K0 C107 .1uF R103 10K0 R76 4K99 6 - 5 + 7 U7B NJM2068M 5 4 6 SW4B C45 .47 R98 1K00 J8 TRS JACK J7 TRS JACK J6 TRS JACK R33 1M +15VA -15VA -15VA -15VA +15VA -15VA +15VA +15VA -15VA -15VA +15VA -15VA EQ_IN EXP_TH_

23、LO EXP_TH_WIPER EXP_TH_OUT EXP_CV COMP_LED_CV COMP/EXP_LED +24V RAT_BUFF_IN WARM NO_R96 COMP_IN SHEET:OF REV: SYMETRIX INC. 14926 35th Avenue West Lynnwood, WA 98037-2303 USA COMPANY: TITLE: DRAWING NO: DATED: DATED: RELEASED: DRAWN: A B C D 654321 D C B A EXPANDER SIDE CHAIN RELEASE EXPANDER THRESH

24、OLD CIRCUIT FROM 52 528 1 B. Gudgel 528E MOTHERBOARDB.01 95 (SH4, C4) (SH4, D2) (SH7, C1) (SH4, D4) (SH4, D5) 2 - 3 + 1 U9A NJM2068M R89 2K49 R90 10K0 R91 1M D63 R102 10K0 6 - 5 + 7 U9B NJM2068M R106 20K0 R105 2K49 C60 .47 R108 1M C61 22pF D64 R96 1K00 D61 D60 R107 30K1 D59 C59 4.7/NP C62 4.7/NP R92

25、 2K49 R97 1M 2 - 3 + 1 U8A NJM2068M R100 10K0 R95 100 R93 10K0 R94 158K0 6 - 5 + 7 U8B NJM2068M R101 10K0 C58 22pF Q1 2N4401 D62 R60 1K00 R190 499K C72 22pF -15VA -15VA +15VA +15VA -15VA EXP_TH_OUT EXP_TH_WIPER EXP_TH_LO EXP_CV SHEET:OF REV: SYMETRIX INC. 14926 35th Avenue West Lynnwood, WA 98037-23

26、03 USA DRAWING NO: TITLE: COMPANY: DATED: DATED:DRAWN: RELEASED: A B C D 654321 D C B A FREQUENCY DE-ESS DE-ESS 52 528E 1 B. Gudgel THD ADJUST THRESHOLD INPUT (DE-ESS) (FRONTPANEL) (TRIMMER) (BYPASS) (SHOWN OUT) DE-ESS OUTPUT (FRONTPANEL) 528E MOTHERBOARDB.01 96 DE-ESS (SH7, C1) (SH4, B1) (SH4, D2)

27、(SH7, C1) (SH1, B1) (SH7, D1) (SH4, D6) (SH4, C3) (SH7, C5) (SH7, D3) R45 13K 6 - 5 + 7 U4B NJM2068M R40 4K99 R41 13K CW 31 2 R47 100K R56 51.1 CW 64 5 R58B 50KC CW 31 2 R58A 50KC R44 4K99 2 - 3 + 1 U4A NJM2068M R39 13K R38 13K R37 13K R36 13K R42 13K C38 4.7/NP C40 100pF C33 100pF C32 100pF C39 .1

28、R43 10K0 R57 1K69 2 - 3 + 1 U3A 4560 D77 R53 15K0 R50 1K00 D78 R52 1M R51 158K0 CW 3 1 2 R59 50KB R48 1M 12 OUT3 9 GND 15 EC+ 11 VCC 17 VCA_IN 6 -IN2 7 OUT2 8 +IN2 14 SYM 1 RMS-IN 13 VCA_OUT 2 IT 5 CT 4 RMS_OUT 19 -IN1 20 +IN1 18 OUT1 10 VEE 16 EC- U5 THAT4301 R55 51.1 R46 1M + C41 10/35 R66 100 R28

29、 100K 5 4 6 SW3B R54 1K00 R35 4K99 R27 4K99 R49 51.1 2 3 1 SW3A C34 .0027 C37 .0056 J4 TRS JACK J5 TRS JACK R200 1M C73 47pF +15VA -15VA +15VA -15VA -15VA -15VA -5VA +15VA COMP_IN DEESS_CV DEES_LED_PWR +24V COMP_LED_CV RAT_BUFF_IN DEESS_IN SHEET:OF REV: SYMETRIX INC. 14926 35th Avenue West Lynnwood,

30、 WA 98037-2303 USA COMPANY: TITLE: DRAWING NO: DATED: DATED: RELEASED: DRAWN: A B C D 654321 D C B A POWER SUPPLY .25A EURO FUSE = 240VAC DETACHABLE A.C. CORD .5A FUSE = 117VAC To J200 To J201 7 528E MOTHERBOARD B. Gudgel FUSE: SELECT SW. A.C. RANGE 52 528E 1 B.01 9 POWER TAB: +70V (SH4, C3) (SH6, A

31、5) (SH7, C5) (SH1, D5) (SH4, C3) (SH6, A5) (SH7, D3) (SH6, B5) (SH3, D1) (SH6, B1) (SH4, D2)(SH5, C2) (SH5, C2)(SH6, D2) (SH1, A1) (SH1, D3) (SH4, C3) (SH2, A1) (SH2, D3) (SH7, C1) +24V -24V GND R201 10 C108 .01 + C113 1000/35 + C114 1000/35 1 IN 3 OUT 2 GND U21 LM2940CT-15 C110 4.7/NP C112 4.7/NP C

32、109 .01 C111 .01 R214 499K Q7 TIP29A Z10 1N5261 47V R212 10K0 + C117 47/63 + C118 100/100 8 4 U12C NJM2068M 8 4 U10C NJM2068M 8 4 U13C NJM2068M 8 4 U14C NJM2068M 8 4 U15C NJM2068M 8 4 U17C NJM2068M 8 4 U16C NJM2068M 8 4 U11C NJM2068M 8 4 U3C 4560 8 4 U4C NJM2068M C35 .1uF C31 .1uF C68 .1uF C80 .1uF

33、C36 .1uF C30 .1uF C81 .1uF C67 .1uF C74 .1uF C76 .1uF C55 .1uF C75 .1uF C77 .1uF 8 4 U2C 5532M 8 4 U19C 5532N 8 4 U9C NJM2068M 8 4 U8C NJM2068M C93 .1uF 8 4 U20C NJM2068M C103 .1uF C102 .1uF 8 4 U18C NJM2068M C94 .1uF C54 .1uF J101-1 J101-2 J101-3 J101-4 J101-5 J101-6 J101-7 J101-8 J100-1 J100-2 J10

34、0-3 J100-4 J100-5 J100-6 J100-7 J100-8 R215 2K49 D76 RED 2 3 1 SW5A 8 4 U7C NJM2068M C52 .1uF C51 .1uF HS1HS 6021 HS2HS 6021 12 J15 TP3 TP5 TP4 TP2 D39 1N4003 D40 D41D42 Z2 1N5245 15V D43 D44 D45 D46 1N4003 + C21 47/63 + C22 47/63 8 4 U1C NJM2068M 230 VAC115 VAC SW9 2 VIN 3 VOUT 1 GND U2279M15 (MTG)

35、 (MTG) G N L 1 2 3 4 5 J14 IEC A.C. JACK 1 2 3 45 6 7 8 T1 120035 TP6 +15VA -15VA +15VA -15VA +60V PHANTOM_LED IN_LED_CLIP COMP_LED_CV EXP_CV DEESS_CV OUTPUT_LVL EQ_CLIP DEES_LED_PWR COMP/EXP_LED +24V -24V +24V CHGNDAGND SHEET:OF REV: DRAWING NO: TITLE: COMPANY: SYMETRIX INC. 14926 35th Avenue West

36、Lynnwood, WA 98037-2303 USA DATED: DATED:RELEASED: DRAWN: A B C D 654321 D C B A -10 - 2 0 DE-ESSEXPANDERCOMPRESSOROUTPUT VU CLIP 3 0 - 3 - 6 -15 B. Gudgel 89 528E DAUGHTERBOARD - 2 0 -16 -12 - 9 - 6 - 3 - 2 0 -16 -12 - 9 - 6 - 3 -15 -12 - 9 - 6 - 4 - 2 52 528E 1 B.01 (SH8, A5) (SH9, C6) (SH9, A6)(S

37、H9, C6) (SH9, B6)(SH9, B6)(SH9, B6)(SH9, C6) (SH9, B6) (SH8, D6) (SH9, C6) R307 158 R306 158 R305 158 R304 249 R303 249 Q200 2N4403 D31 D30 R309 113 R308 10K0 D8 RED D7 RED D6 RED D5 RED D4 RED D3 RED R302 249 Q201 2N4403 D33 D32 R318 113 R317 10K0 D14 RED D13 RED D12 RED D11 RED D10 RED D9 RED R326

38、 3K01 R325 1K21 R324 1K21 R323 1K21 R322 1K58 Q202 2N4403 D35 D34 R328 113 R327 10K0 D20 RED D19 RED D18 RED D17 RED D16 RED D15 RED R321 1K58 R335 1K21 R336 1K00 R337 1K69 R338 1K91 R339 2K49 Q203 2N4403 D37 D36 R333 113 R334 10K0 D21 GRN D22 GRN D23 GRN D24 GRN D25 GRN D26 YEL R340 3K48 R341 5K62

39、D27 YEL D28 RED 1 2 R342 78K7 R345 2K00 BP12 .01uF R346 1M R347 10K7 R343 15K0 R344 1M R320 40K2 R310 40K2 R316 3K01 R315 1K21 R314 1K21 R313 1K21 R312 1K58 R311 1K58 R319 4K64 6 - 7 + 1 U200A LM339 4 - 5 + 2 U200B LM339 10 - 11 + 13 U200C LM339 8 - 9 + 14 U200D LM339 6 - 7 + 1 U201A LM339 4 - 5 + 2

40、 U201B LM339 10 - 11 + 13 U201C LM339 8 - 9 + 14 U201D LM339 6 - 7 + 1 U202A LM339 4 - 5 + 2 U202B LM339 10 - 11 + 13 U202C LM339 8 - 9 + 14 U202D LM339 6 - 7 + 1 U203A LM339 4 - 5 + 2 U203B LM339 10 - 11 + 13 U203C LM339 8 - 9 + 14 U203D LM339 6 - 7 + 1 U204A LM339 4 - 5 + 2 U204B LM339 6 - 7 + 1 U

41、205A LM339 4 - 5 + 2 U205B LM339 10 - 11 + 13 U205C LM339 8 - 9 + 14 U205D LM339 6 - 7 + 1 U206A LM339 4 - 5 + 2 U206B LM339 10 - 11 + 13 U206C LM339 8 - 9 + 14 U206D LM339 R202 5K62 R203 2K00 R205 2K00 DB_COMP LEDS_+24 DB_EXP_CVDB_DEES_CVOUT_CV LEDS_+24 OUT_LVL DB_COMP/EXPDB_DEES +15V +15V +15V +15

42、V +15V A B C D 123456 D C B A RELEASED: DRAWN: DATED: DATED: COMPANY: TITLE: DRAWING NO: Lynnwood, WA 98037-2303 USA 14926 35th Avenue West SYMETRIX INC. REV: OFSHEET: B. Gudgel 52 528E 199 528E DAUGHTERBOARDB.01 PHANTOM RIBBON CABLE TO MOTHERBOARD INPUT CLIP RIBBON CABLE TO MOTHERBOARD NC POWER (SH

43、8, D6) (SH8, A5) (SH8, D1) (SH8, D6) (SH8, A6) (SH8, D2) (SH8, D3) (SH8, D5) (SH8, D4) 3 12 U201E LM339 3 12 U202E LM339 3 12 U203E LM339 3 12 U204E LM339 3 12 U205E LM339 BP10 .1uF BP1 .1uF BP7 .1uF 3 12 U200E LM339 3 12 U206E LM339 R301 1K58 D2 YEL BP8 .01uF J201-1 J201-2 J201-3 J201-4 J201-5 J201

44、-6 J201-7 J201-8 J200-1 J200-2 J200-3 J200-4 J200-5 J200-6 J200-7 J200-8 D38 10 - 11 + 13 U204C LM339 R331 1M R329 1M D1 RED R300 2K49 R330 10K0 R332 10K0 LEDS_+24 DB_COMP DB_EXP_CV DB_DEES_CV OUT_CV OUT_LVL DB_DEES DB_COMP/EXP +15V +15V DRAWN: REV: DRAWING NO: COMPANY: TITLE: DATED: C B A C D 65432

45、 D B RELEASED:DATED: Lynnwood, WA 98037-2303 USA 14926 35th Avenue West SYMETRIX INC. A OFSHEET: 1 10952 528E 1 528E (Junque Page)B.01 MOUNTING HOLES MP1 Magic Ground Point MH2 MH156 MH5 MH156 MH7 MH156 MH9 MH156 MH10 MTHOLE6 MH15 MTHOLE6 MH16 MTHOLE6 MH17 MTHOLE6 MH18 MTHOLE6 MH19 MTHOLE6 MH20 MTHOLE6 MT55 MTHOLE250 1/4 TRIMPOT ACCESS HOLE MT56 MTHOLE#6 TRANSFORMER TIE-DOWN HOLE