DDA forum-foh-schematics电路图.pdf

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1、 Forum FOH Schematics Klark Teknik Building Walter Nash Road Kidderminster Worcestershire DY11 7HJ Tel: +44 (0) 1562 741515 Fax: +44 (0) 1562 745371 Email: Website: Forum FOH Schematics Telex Communications (UK) Limited In line with the companys policy of continual improvement, specifications and fu

2、nction maybe subject to change without notice. This Operator Manual was correct at the time of writing. E&OE. RadioFans.CN 收音机爱 好者资料库 Date: July 11, 1994Sheet 1of 1 SizeDocument NumberREV DCD1209-1A Title FORUM STANDARD INPUT TEL:(0)81-570-7161 FAX:(0)81-577-3677 DDA LTD., HOUNSLOW, MIDDX., TW3 2EB,

3、 ENGLAND EQ R35 47K R36 75R C17 33P R33 1K2 C20 100/16 SW4 SW SPDT R28 10K R29 10K R34 47K C15 15N C18 470N R32 1K2 12 13 14 IC2D TL074 4 5 6 VR6B 100KC 1 2 3 VR6A 100KC 10 9 8 IC2C TL074 VR7 10KA C19 470N C16 33P R20 1K5 R21 1K5 R22 47K R23 47K R24 10K R25 10K C10 3N3 C13 2N2 5 6 7 IC2B TL074 VR2 1

4、0KB 3 2 1 4 1 1 IC2A TL074 1 2 3 VR4A 100KC 4 5 6 VR4B 100KC C11 33P HIGH PASS R16 15K R17 30K R19 10K C8 100N C9 100/16 R18 75R 5 6 7 IC3B TL072 SW3 C7 100N R13 10K C5 33P R15 10K PHASE C6 100/16 SW2 R102 10K R9 1K5 R8 1K5 R14 75R R103 220K R12 10K 3 2 1 8 4 IC1A TL072 1 2 3 VR1A 5K RD C48 100/16 R

5、7 10K C4 10P MIC/LINE R4 7K5 R5 10K R6 10K C2 33P C3 100/16 5 6 7 IC1B TL072 SW1 TIP RING LINE R1 15K R2 15K R3 7K5 C1 33P 2 1 3 4 5 JS1 1/4JACK IN+ +48V IN- XLR2 R87 6K8 1% R88 6K8 1% R89 470 R90 1K5 C44 2.2/63 SW6 SUJ2 +48V R92 10K C36 47/63 D1 12V R11 75R LK1 V+ C39 22/25C41 1000UR104 22R R10 330

6、R R96 10R R97 10R 4 5 6 VR1B 5K RD 3 2 1 8 4 IC3A TL072 R146 100K R145 100K R112 150K R26 3K3 R27 3K3 C12 4N7 R149 100K R148 100K R147 100K V+ R107 100K D9 18V Q5 BC550 R30 3K3 R31 3K3 C14 33N -13 TO SOLO LED VR3 10KB VR5 10KB D10 GRN R37 10K GRP 1 GRP 2 R55 10K R56 10K +17 +10 0 -7 V- D14 RED D13 G

7、RN D12 GRN D11 GRN R54 10K SW8 SW9 V-LED V- V- C46 2U2 63V C47 22U 25V R109 100K R108 100K R105 100K R106 100K Q4 BC550 Q3 BC550 Q2 BC550 Q1 BC550 V-V- C45 2U2 63V R114 47K 123469 57 8 IC7 BA6144 R113 9K1 V- R98 10K C38 220P C40 22/25 C42 100/16 R95 10R 3 2 6 5 1 8 7 4 IC4 SSM2017 R93 10K R94 24K C3

8、7 47/63 D2 12V D3 12V D4 12V T1 NTM1 LK2 R100 2K2 (OPT) IN- -20dB MIC XLR3 R91 1K5 C43 10N R99 10R R101 330R SW5 SCREEN -17V R116 30K Q6 BC560 R115 62R +17V+17V D8 1N4148 D7 1N4148 V+ C21 220N 5 6 7 IC5B NE5532 R41 75 C23 220 R45 43R R44 22K R42 10K 1 2 3 VR8A 10K R48 4K7 R49 3K3 R50 100K R52 3K3 C2

9、4 33P C25 100/16 3 2 1 8 4 IC6A TL072 R57 10K R58 10K R59 10K R60 10K R61 10K SW10 SW11 GRP 3 GRP 4 GRP 5 GRP 6 GRP 7 GRP 8 L MIX R MIX R62 10K R63 10K SW12 R51 4K7 R53 100K C26 33P C27 100/16 5 6 7 IC6B TL072 R40 10K R46 22K R47 27R 4 5 6 VR8B 10K R43 10K V- 1 2 3 POT610KALPS R39 4K7 C22 33P R38 56

10、0K TO SOLO SW ON D5 LED LK5 SW7 LK4 TIP RING INSERT RINGNORMAL 2 1 3 4 5 JS2 1/4JACK CHASSIS EARTH PRE FADER 3 2 4 1 -17V +17V 5 6 7 8LK7 LK6PRE FDR PRE EQ PRE VR9 20K SW13 SW SPDT R64 100K R65 10K R66 10K C28 100/16 3 2 1 8 4 IC5A NE5532 C29 33P SW14 DIRECT TIP RING R67 75 R68 10K C31 100/16 C30 33

11、P R69 10K R71 75R DIRECT R70 10K 2 1 3 4 5 JS3 1/4JACK AUX 1 AUX 2 AUX 1 AUX 2 R72 10K R73 10K R74 10K R75 10K 3-4 5-6 SW15 VR10 20K VR11 20K VR12 20K -POST FDR PRE FDR LK4 LK3 LK2PRE EQ EARTH TERMINAL V+ MIC AMP V+ R83 10 C34 22/25 C35 22/25 9 10 +18V +48V 0V +48V +18V 0V 0V +18V R81 10 C32 220/25

12、C33 220/25 AUX EARTH REF MIX EARTH REF AUX POT EARTH PAN BUFFER EARTH -18V -18V -18V R82 10 R85 10K R86 10K V- MIC AMP V- R84 10 LAST R LAST C R99 C43 NOTES LED METERING NOT SHOWN FROM CUT LED LK1 LK5 PFL AFL SOLO V- R78 47K R79 10K D6 LED R SW16 SOLO ENABLE SOLO AUDIO AUX 1 AUX 2 R76 10K R77 10K Ra

13、dioFans.CN 收音机爱 好者资料库 Date: February 2, 1995Sheet 1of 1 SizeDocument NumberREV DCD1217-3A Title FORUM MUTE INPUT (PC1340-3) TEL:(0)81-570-7161 FAX:(0)81-577-3677 DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND. INSERT SEND C32 100U 16V 2 1 3 4 5 CON2 1/4JACK R80 75R R79 10K 12 LK16 12 LK17 12 LK18 12 LK19 LI

14、NK-OPT 12 LK20 LINK-OPT LINKS 16, 17, 18, 21 FOR SINGLE JACK INSERT EQ LED2 RED C30 33P C31 33P C29 100U 16V SW6 2PSUJ 5 6 7 IC7B NE5532 R74 10K R73 10K R75 10K R76 75R R77 10K R78 10K LED2LED3 METERINPUT HIGH PASS C14 100N SW5 2PSUJ 5 6 7 IC3B TL072 C15 220N R48 15K R49 30K R50 10K 0 REV HIGH PASS

15、FILTER 18dB/OCTAVE, 80Hz C11 33P C12 100U 16V C13 100N SW4 2PSUJ 3 2 1 8 4 IC3A TL072 R40 10K R41 10K R47 10K V- V+ PHASEMIC/LINE GAIN 5 6 7 IC2B TL072 C9 33P C10 100U16V 4 5 6 VR1B 5KRD R33 3K3 R34 1K5 R36 62R R35 220K R37 3K9 R38 1K5 R39 10K LED2 REVERSE MIC/LINE LED1 GRN C7 1000U 6.3V C8 100U 16V

16、 1 2 3 VR1A 5KRD SW3 4PSUJ R11 10R R12 100K R14 7K5 LED1 MIC INPUT 3 2 6 5 1 8 7 4 IC1 SSM2017 C4 220P 82 64 1 T1(OPT) NTM1 R8 12K R10 24K v1+ D1 12V D2 12V R7 (OPT) 2K2 -20dB +48V MIC C2 33U 63V C1 2U2 63V R1 470R R3 6K8 R2 6K8 R4 1K8 SW1 2PSUJ SW2 2PSUJ R6 360R +48V 1 2 3 CON5 3WAY WIR R203 10R SP

17、LIT C3 33U 63V R5 1K8 C5 10N R15 100R 1 2 3 CON6 3WAY MH R204 10R v1- D3 12V D4 12V R9 12K GAIN = 10 TO 60dB C58 22U 25V C59 22U 25V R13 10K R173 10R R174 10R V+V1+ GAIN = 0 TO 10dB GAIN = -10 TO +20dB MIC LINE 3 2 1 8 4 IC4A TL072 C17 33P C16 3N3 1 2 3 VR2 10KB 5 6 7 IC4B TL072 R51 1K5 R52 1K5 R53

18、47K R54 47K R55 10K R56 10K V- V+ 1 2 3 VR3 10KB 3 2 1 8 4 IC5A TL072 R59 10K R60 10K R63 1K2 V- V+ C21 33P C19 470N C18 470N R64 1K2 R66 47K V+ V- C41 33P C42 100U 16V 3 2 1 8 4 IC6A NE5532 3 2 1 8 4 IC7A NE5532 C62 22U 25V C63 22U 25V R84 12K R90 10K R175 10R R176 10R V2+ V3+ V2+V2- V2- R201 10K I

19、NSERT RETURN DIRECT OUT C40 33P R81 12K R82 12K R83 12K 2 1 3 4 5 CON3 1/4JACK 1 2 LK21 LINK LINKS 19 AND 20 FOR DOUBLE JACK INSERT MIX C36 100U 16V R95 10K R96 75R 2 1 3 4 5 CON1 1/4JACK SW9 4PSUJ LED10 GRN R119 10K LED10 C34 33P C35 33P C64 22U 25V C65 22U 25V R91 10K R92 75R R93 10K R94 10K V3+ V

20、3- V3- C46 33P C22 100U 16V 5 6 7 IC5B TL072 R67 10K R107 22K R113 4K7 R114 3K3 R177 10R R178 10R V+ V- R108 22R C24 2N2 C25 33N C26 15N 1 2 3 VR6A 100KC 4 5 6 VR6B 100KC 1 2 3 VR5 10KB 1 2 3 VR7 10KB R61 3K3 R62 3K3 R65 47K FADER STANDARDAUTOMATED 1 2 3 VR4A 100KC 4 5 6 VR4B 100KC C23 4N7 R57 3K3 R

21、58 3K3 123 CON10 3WAY MH 123 CON11 3WAY MH FADER 123 WIR1 3WAY WIR 123 WIR2 3WAY WIR FADER LINK WIRE V1-V- LINK FOR -10dBV LINE INPUT 3 2 1 8 4 IC2A TL072 C37 33P C38 33P C39 100U 16V 12 LK3 LINK-OPT R20 12K R21 12K R22 3K R23 3K R24 3K R25 3K R26 1K R27 10K V1+ V1- LINE 2 1 3 4 5 CON4 1/4JACK TAPE

22、1 2 3 CON7 3WAY MH D8 1N4148 LED16 RED LED17 RED SW16 2PSUJ SW17 2PSUJ MUTE1 LED16 C69 47N VDD R190 1K FADER BUFFER MUTE RET R101 220K 1 2 3 4 5 6 7 8 9 10 CON9 10WAY MHLVSS C43 220N R102 680K C44 33P C45 220U 25V 5 6 7 IC6B NE5532 R103 4K7 R104 75R R105 10K 12 LK22 LINK-OPT AFL R202 10K SERIES SHUN

23、T V+ V- V+ 14 AI 4 AO 6 AC 2 BI 11 BO 9 BC 13 V- 7 0V 1 0V 3 0V 5 0V 12 0V 10 0V 8 IC13 SSM2402 PAN BUFFER 3 2 1 8 4 IC8A TL072 5 6 7 IC8B TL072 C48 33P 1 2 3 VR20A 10KB 4 5 6 VR20B 10KB R111 10K R117 3K3 V- V+ PAN IN C47 100U 16V C49 100U 16V R115 100K LEDS1 GRN SW1S 4PSUJ LEDS1SLEDS1 PANLINPANLINS

24、 R120 10K MIXR MIXL PANRSPANR 2 4 R125 10K R126 10K LED11 GRN LED12 GRN SW24 2PSUJ BUS2 BUS1 GRP1SGRP1 1 3 R118 100K LEDS2 GRN LEDS3 GRN SW2S 2PSUJ PANRINPANRINS MONOINMONOINS R109 22K R110 33R R112 10K R116 4K7 V+ 14 AI 4 AO 6 AC 2 BI 11 BO 9 BC 13 V- 7 0V 1 0V 3 0V 5 0V 12 0V 10 0V 8 IC15 SSM2402

25、R137 47K R138 10K CUEDC CUEAUDIO V-LED 12 LK23 LINK PFL SERIES SHUNT V+ V- IC15 FITTED ONLY WHEN PRE FADE AUX MUTING NOTE IS REQUIRED. OTHERWISE LINK SOLO MIDI MUTE MUTE OUT SW11 2PSUJ LED24 YEL 123 CON12 3WAY MH 12 LK13 LINK 12 LK14 LINK-OPT 12 LK15 LINK-OPT LED24 VDDVDD MOMENTARY LOW TO CUT HIGH T

26、O CUT R189 100K TR8 BC182 VDD 5 6 4 IC12B CD4011 8 9 10 IC12C CD4011 CUT RESET R184 100K R185 100K R186 2K2 R187 4K7 R188 150K C68 22U 25V TR7 BC182 SW14 2PSUJMOM D 5 Q 1 CLK 3 Q 2 R 4 S 6IC11A 4013 VDD VDD VDD VSS VSS VSS CUT SWITCH LED18 RED LED19 RED D9 1N4148 D10 1N4148 SW18 2PSUJ MUTE2 MUTE3 1

27、2 3 CON16 3WAY MH LED20 RED D11 1N4148 D12 1N4148 SW19 2PSUJ SW20 2PSUJ MUTE4 MUTE5 SAFE R196 220K LED15LED16 VSS VSS R199 220K 1 2 3 IC12A CD4011 R200 10R VIN 1 0 V 2 VOUT 3 IC14 78L05 SW28 2PSUJ LED15 YEL D5 D6 TR6 BC212 R157 75R D16 D17 SHUNT V+LEDV+LEDV+LED VSS ON LAMPR191 100K R192 100K R193 10

28、0K R194 100K TR9 BC212 TR10 BC182 LED4 GRN R197 75R TR11 BC212 LED4 LED5 SERIES LED4 PANRIN PANLIN GRP7 GRP5 GRP3 GRP1 PANR MONOIN LEDS1 V+LED 12 34 56 78 910 1112 1314 1516 CON14 16WAY IDCBX V-LED 12 LK4 LINK-OPT 12 LK6 LINK PINS 4 AND 11 PRE DIRECT POST ON PRE EQ SW7 2PSUJ 1 2 3 VR16 20KA LED3 GRN

29、 SW15 4PSUJ LED3 5 R133 10K LEDS4 GRN SW3S 2PSUJ SW4S 2PSUJ AUX1 LEDS1 6 R130 10K R127 10K R128 10K LED13 GRN SW25 2PSUJ SW26 2PSUJ BUS3 BUS4 BUS6GRP5SGRP5 GRP3SGRP3 8 R129 10K R131 10K R132 10K LED14 GRN SW27 2PSUJ BUS5 BUS7 BUS8 LED4SLED15 GRP7SGRP7 SUBGND SUB BOARD 7 R134 10K R135 10K R136 10K LE

30、DS5 GRN SW5S 2PSUJ AUX4 AUX3 AUX2 PRE POST ON PRE EQ SW8 2PSUJ 1 2 3 VR17 20KA 1 2 3 VR18 20KA 1 2 3 VR19 20KA 12 LK7 LINK-OPT 12 LK9 LINK TR1 BC182 R144 100K R156 100K LED5 GRN LED5 LED10 SUBGND LED4S PANRINS PANLINS GRP7S GRP5S GRP3S GRP1S PANRS MONOINS LEDS1S SUBGND V+LED D7 18V 12 34 56 78 910 1

31、112 1314 1516 CON15 16WAY IDCVF R152 100K R153 100K R154 100K R155 100K R158 33K 1 2PL1 1/4RPB R198 33KLED1 METERINPUT V-LEDV-LED C56 220U 25V C60 22U 25V R169 10R R171 10R +48V V+ V+LED VSS VDD C70 2U2 63V C71 2U2 63V LED21 RED LED22 RED D13 1N4148 SW21 2PSUJ SW22 2PSUJ +18V 0V +48V MUTE6 LED23 RED

32、 D14 1N4148 D15 1N4148 SW23 2PSUJ -18V MIXREF AUXREF MWKGROUND MUTE7 MUTE8 LED24 PAN BUFFER EARTH C57 220U 25V C61 22U 25V R161 0R R162 0R R170 10R R172 10R R195 0R VSS V- V-LED AUX POT EARTH R159 10K R160 10K C53 2U2 63V C54 2U2 63V 123469 57 8 IC9 BA6144 R149 15K R150 910R R151 47K V-LEDV-LEDV-LED

33、 V+ V- 1 2 3 CON17 3WAY MH VCA POWER C55 22U 25V TR2 BC182 TR3 BC182 TR4 BC182 TR5 BC182 R145 100K R146 100K R147 100K R148 100K LED6 GRN LED7 GRN LED8 GRN LED9 RED V-LED V-LED V-LED +17 +10 0 -7 -13 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 CON8 34WAY IDCMH 12 LK10

34、 LINK-OPT 0V 0V 0V 0V 0V 0V -18V -18V -18V +18V +18V +18V MIXR MIXL CUEAUDIO BUS1 BUS2 BUS3 BUS4 BUS5 BUS6 BUS7 BUS8 AUX3 +48V AUXREF MIXREF MWKGROUND AUX6 AUX5 AUX4 AUX2 AUX1 CUEDC MUTE1 MUTE3 MUTE5 MUTE7 12 LK12 LINK PRE POST ON PRE EQ 1 2 3 VR21 20KA 1 2 3 VR22 20KA SW12 2PSUJ 12 34 56 78 910 CON

35、13 10WAY IDCMH MUTE2 MUTE4 MUTE6 MUTE8 LAST R LAST C LAST CON LAST D LAST LED LAST IC LAST TR LAST SW R204 C71 LED24 SW28 LAST VRVR22 LAST LK IC15 LK23 TR11 D17 CON17 R179 10K R180 10K AUX6 AUX5 D 9 Q 13 CLK 11 Q 12 R 1 0 S 8 IC11B 4013 VSS VSS 12 13 11 IC12D CD4011 RadioFans.CN 收音机爱 好者资料库 Date: Jun

36、e 30, 1993Sheet 1of 1 SizeDocument NumberREV DCD1191-AA Title FORUM STEREO INPUT Tel: (0)81-570-7161 Fax: (0)81-577-3677 DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND. R39 1K2 C22 33P R41 47K R32 10K R33 10K 12 13 14 IC4D TL074 C18 47N R37 470 C20 470N 1 2 3 VR7A 10KB R38 1K2 C21 470N R40 47K 90Hz to 1.3kH

37、z C16 6N8 R26 10K R27 10K 12 13 14 IC13D TL074 R31 470 600Hz TO 8.8kHz R22 1K5 1 2 3 VR2A 10KB R23 1K5 C15 33P C14 3N3 L CUT L CUT AND R CUT = MONO R13 75 C9 100U 16V SW3 2PSUJ 1000U 4 5 6 VR1B 5KRD R100 75R R9 75R R10 100R H1B 4K7 H1A 4K7 C8 33P 5 6 7 IC2B TL072 +48V +48V INPUT B SW1 SW DPDT R11 47

38、0 SW2 SW 6PDT R5 10k C1 47/63 D1 12V D2 12V +IN -IN INPUT B RIAA LEFT JR1 JR2 C7 2.2/63 R101 6K8 R102 6K8 R2 6K8 R1 6K8 R4 16K2 R3 16K2 XL2 XL3 -IN +IN RIAA INPUT B RIGHT R103 16K2 R104 16K2 JR3 JR4 R12 10 XL2 XL3 D3 12V D4 12V R7 2K2 R6 10K C2 47/63 R8 24K C3 220P L+R-3dB 3 2 6 5 1 8 7 4 IC1 SSM201

39、7 R118 10R C6 100U 16V H1C 4K7 R15 3K3 C10 33P 3 2 1 8 4 IC12A TL072 H1D 4K7 H101A 4K7 R115 3K3 R CUT R14 10K C11 75 C11 100U 16V R17 10K SW5 2PSUJ + - R24 47K R25 47K 5 6 7 IC3B TL074 4 5 6 VR4B 10KB R28 220K 3 2 1 4 1 1 IC3A TL074 R29 10K + - C17 10N 4 5 6 VR3B 100KC 10 9 8 IC3C TL074 R30 6K8 3 2

40、1 4 1 1 IC4A TL074 4 5 6 VR6B 10KB R34 220K R35 10K C19 68N 4 5 6 VR5B 100KC R36 6K8 10 9 8 IC4C TL074 5 6 7 IC4B TL074 EQ R42 75 C24 100u R43 10K SW6 SW DPDT C23 33P R143 10K C124 100u R142 75 R141 47K C122 33P R139 1K2 C123 33P 10 9 8 IC15C TL074 R140 47K C121 470N 4 5 6 VR7B 10KB C120 470N R138 1

41、K2 R132 10K R133 10K 12 13 14 IC15D TL074 C119 68N 10 9 8 IC15C TL074 1 2 3 VR5A100KC R137 470 C118 47N - 90Hz to 1.3kHz R135 10K 3 2 1 4 1 1 IC15A TL074 1 2 3 VR6A 10KB R127 10K R126 10K 12 13 14 IC14D TL074 C117 10N 10 9 8 IC14C TL074 R131 470 1 2 3 VR3A100KC C116 6N8 600Hz TO 8.8kHz - R129 10K 3

42、2 1 4 1 1 IC14A TL074 1 2 3 VR4A 10KB R123 1K5 4 5 6 VR2B 10KB R122 1K5 C115 33P C114 3N3R124 47K R125 47K 5 6 7 IC14B TL074 R116 75 C111 100U 16V R117 10K H101D 4K7 C108 33P 3 2 1 8 4 IC12A TL072 H101C 4K7 SW4 SW DPDT C110 33P 5 6 7 IC12B TL072 H101B 4K7 3 2 1 8 4 IC13A TL072 C12 33P R19 4K7 R18 4K

43、7 C106 100U 16V C105 1000U 1 2 3 VR1A 5KRD R110 100R 3 2 6 5 1 8 7 4 IC11 SSM2017 R109 7R5 D102 12V D101 12V R105 10K R107 2K2 C101 47/63 R111 18 XLR1 C51 10N C103 220P R108 24K D104 12V D103 12V R106 10K C102 47/63 R20 75 1 2 3 A R49 220K R50 680K C29 220N 5 6 7 IC6B NE5532 0 REV R113 75R R21 10K C

44、13 100U 16V R53 75 C31 220U 16V LM + BALANCE +3dB,-6dB R114 10K C109 100U 16V R128 220K 1 2 3 VR12A 10KB R60 5 6 7 IC8B NE5532 + R134 220K R130 6K8 1% RESISTOR R136 6K8 SW11 SW DPDT R METER_R_INPUT METER_L_INPUT CN6-15 CN6-13 CN6-11 CN6-9 CN6-7 CN6-5 1-2 3-4 5-6 R165 10K R65 10K R66 10K R166 10K R67

45、 10K R167 10K SW12 SW DPDT SW13 SW DPDT R63 75 C36 220U 16V R64 10K R163 75 C136 220U 16V R164 10K R58 10K R59 3K3 R158 10K 4 5 6 VR12B 10KB R159 3K3 R160 C35 33P R62 3K3 R61 8K2 3 2 1 8 4 IC8A NE5532 C135 33P R52 10K H3A 4K7 H3B 4K7 R54 3K3 C32 33P 3 2 1 8 4 IC7A TL072 H3C 4K7 JR12 JR11 R51 4K7 C30

46、 33P ON SW15 SW 4PDT JR9 JR10 PRE FADE MONO L+R-3dB H2A 4K7 H2A 4K7 R46 3K3 C25 33P 3 2 1 8 4 IC5A TL072 CN4-1 CN4-2 CN4-3 CN4-8 CN4-9 CN4-10 CN5-1 CN5-2 CN5-3 CN5-4 JR13 D5 GREEN 1 2 3 A R149 220K R150 680K C129 220N 3 2 1 8 4 IC6A NE5532 C130 33P R151 4K7 L+R-3dB POST FADE MONO R152 10K R153 75 C1

47、31 220U 16V RM LL1LL2 R162 3K3 R161 8K2 H3D 4K7 C33 33P 5 6 7 IC7B TL072 R55 75 C34 100U 16V D8 RED SW16 SW DPDT J2 R56 10K PFL PFL CN6-3 CN6-1 7-8 CN6-19 CN6-17 MIX R68 10K R168 10K R69 10K R169 10K SW14 SW DPDT SW10 SW DPDT LL2 R85 100K R84 100K R83 100K Q2 BC550 D12 GREEN D13 GREENQ3 BC550 Q4 BC5

48、50 D14 GREEN +17V D11 18U D10 1N4148 R79 10K D9 1N4148 6x100KH4 CN6-2 CN6-4 SOLO ENABLE SOLO AUDIO METER_R_INPUT METER_L_INPUT C37 100u R78 10K 5 6 7 IC9B TL072 R70 10K R71 47K SW7 SW DPDT SW8 SW DPDT J3 J4 VR9 20A VR8 20KA PRE LM RM H2D 4K7 C26 33PH2C 4K7 5 6 7 IC5B TL072 R47 75 C27 100U 16V R48 10

49、K LL1 CN6-26 EARTH SENSING RESISTOR AUX EARTH R88 10K -17V +17V +17V R44 62 Q1 BC560 R94 10R R96 10R R98 10R 1N4148 1N4148 CN4-4 +17V -17V CN4-6 CN4-7 CN4-5 CN6-32 CN6-30 CN6-28 R45 30K R90 10R R92 10R CN6-16 CN6-14 CN6-12 CN6-10 CN6-8 CN6-6 CN6-24 CN6-22 CN6-20 C41 220U 25V C42 220U 25V R91 10R R93 10R C43 22U 25V C