Carvin PB500 free download

File name Carvin-PB500 bass preamp.pdf

H1-1 H1-2 EFF SEND J3 EFF RTN J4 H1-3 P5 B50K + R31 47K ­V R23 1M C3 10 C2 J2 LOW .068 R4 13K R3 39K 2 C1 J1 HI R1 3 ­ A1.A P1 H1-4 cw 25K ­ MID R48 2.7K R32 47K 2 3 ­ A4.A + R33 1 1.5K MID FREQ C18 R25 10K .033 cw P3 B50K C19 BASS R26 10K P6.A C50K C22 cw .022 P6.B cw C50K R100 470 R35 1.5K R34 4.7K .022 6 5 ­ A4.B H1-5 R51 R50 47K 47K 6 5 A5.B BALANCED OUT + R24 22K C21 DEEP S2 7 R44 15K C25 .047 R45 33K 2 ­ A5.A R49 270 R5 82K C4 82pF C6 1 .022 R101 10K R7 3.9K 3 + 2 R9 560 R8 2.2K C9 10 R10 10K A2.A BRIGHT S1 R18 Q2 J175 1M R16 56K C12 27pF 6 ­ A1.B Q3 J175 C13 R19 C15 .01 B R20 47K C51 R102 470K 6 5 560pF A2.B ­ + R52 H1-6 7 270 BALANCED OUT ­ H1-7 R103 47K + C49 10 FULL RANGE .0033 10K R21 1K P2 A100K C16 C14 7 10 R22 2.2K 3 R82 2 82pF A3.A ­ + C48 1 10 R70 6 5 ­ + A8.B H1-8 470 R72 N/U C38 27pF R73 100K 6 5 A7.B 1 C8 .22 R12 56K C15 ON PCB VOLUME BI AMP OUT .0033 1K R2 1M R6 3.9K C5 10pF C7 .22 R11 33K Q1 J175 3 + OP1.B 1/2 R71 7 N/U H4-1 H4-2 V+ OP3.B N/U H4-3 H4-4 H4-5 H4-6 H4-7 R27 33K R29 R36 4.7K C23 560pF R38 10K 6 R13 56K C11 .01 R14 R75 56K C10 .01 R76 220K C47 330pF 2 3 V+ FOOTSWITCH R92 680 R93 680 R94 680 R96 10K 5 H2-6 R95 10K J12 H2-8 H2-7 7 U1 6 B 9 U1 10 U1 12 15 U1 14 8 B ­E E ­V R84 1K 3 2N5550 Q6 U1 2 ­G U1 4 G C35 10 B 1 V+'' A9.A 5 R15 1M B + 7 ­ + ­ C17 1 10 R28 3.3K TREBLE 330pF OP2.B 1/2 + R17 22K 10K D2 D3 D4 C44 .047 2 ­ A7.A cw 3.3K P4 B50K R30 3.3K R69 6.8K EQ R41 0.5 1 V­ D10 7 N/U C39 N/U + R74 N/U H4-8 ­E IN V+' C20 .0022 R83 1 1K LED2 5 ­ A3.B + R37 7 10K 2 3 ­ ­ A8.A + + 1M E 4 C24 10 R39 10K R40 10K Q4 J175 Q5 J175 R42 10K C45 10 R43 10K R53 2 3 ­G R57 18K 2 3 cw P7.B CROSSOVER FREQ R59 POWER 1.5K R47 1M C26 .01 B C27 .01 B 4.7K C28 330pF R54 10K A6.A OP3.A N/U B SUSTAIN P8 cw A100K C33 C32 1 10 180pF R77 3.3K V­' R85 300K 6 A9.B R80 10K C58 10 B 3 + B 6 5 ­ + R56 7 B R81 2.2M V+ OP1.A 1/2 B R99 10 C42 470/16 R105 Q7 68 C53 470/16 A9.8 + V+'' + A6.B H2-1 68 H2-2 R46 B G 1M ­ + R55 68 N/U J5 1 C31 ­ + 5 B R78 N/U C55 .22 C57 .1 ­ + D1 7 C34 10 B Q8 R107 9.1K B R79 2.2K V+' R90 10K C46 6 R88 N/U A10.B 680pF PHONES R58 10K R104 68 C52 470/16 B C29 A10.8 V+'' R106 1K LED3 0.1 cw P7.A C50K 0.1 + C30 ­ A11.A HI 1 R61 270 C50 10 P10 B50K H2-3 HI LEVEL C54 56pF R64 HI OUT 1 3 2 + THRESHOLD P9.A P9.B cw C36 2 3 B C50KX2 .0022 R86 15K D5 1 C37 47/63 B B OP2.A 1/2 R87 1K R97 B V+ 10 C40 470/16 R98 LED1 V­ 10 C41 470/16 B V+' + C56 .022 R60 D6 D7 D8 D9 B V­' + B 1.5K R62 0.5 R63 18K R65 18K R66 18K 11 A10.A ­ + 1K 5 ­ + R91 7 1K 18K 6 ­ A11.B R68 H2-4 7 270 LOW LOW OUT R89 39K B B H3-3 H3-4 H3-5 H3-6 5 + R67 10K H3-7 H3-8 H3-2 H2-5 PCB 30-02091 H3-1 FULL RANGE OUT 1 3 2 FS36-XLR (FOOTSWITCH) CH: VOL BOOST EFF1: EFF LOOP EFF2: GRAPHIC EQ N/U A GND B GND V+ V­ LAST USED LIST SYM A C D H J LED OP P Q R S U 30-02091 11 58 10 4 2 3 3 10 8 107 2 1 Off PCB Not Assigned CARVIN DRAWN BY: 1155 I