reference | value | quantity | U1 | LM3900N | 1 | U2 | TL074 | 1 | Q1 to Q6 or Q1 to Q12 | 2SA798 either 2N3906 or BC557 matched by pairs (caution the pin out is different, see layouts above) | 6 or 12 | R1,R2 | 10 ohms 5% - or 2x ferrite (better) | 2 | R8,R10*,R11*,R15*,R16*,R20*,R21*,R25*,R26* | 220 ohms * matched to 1% 5% otherwise | 9 | R7,R9*,R14*,R19*,R24*,R42,R46 | 1k * matched to 1% 5% otherwise | 7 | R12*,R13*,R17*,R18*,R22*,R23*,R27*,R28*, R29,R35,R36,R37,R38,R43 | 10k * matched to 1% 5% otherwise | 14 | R44 | 15k 5% | 1 | R40,R41 | 27k 5% | 2 | R45 | 33k 5% | 1 | R3,R4,R5,R6,R30,R31,R32,R34,R39 | 100k 5% | 9 | R33 | 150k | 1 | C3,C4,C5,C6 | 470p matched to 1% | 4 | C7,C8 | 100n | 2 | C1,C2,C9,C10 | 22µF 35V | 4 | T2 | 2k2 10 turns trimmer bourns Y no w series | 1 | T1 | 47k 10 turns trimmer bourns Y no w series | 1 | P1,P2 | 47k log potentiometer | 2 | P13,P4,P5,P6 | 47k lin potentiomter | 4 | Jk1,Jk2,Jk3,Jk4,Jk5,Jk6 | female jack sockets | 6 |
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