125B · 3 knobs

Blue Steel

Based on the Boss BD-2 Blues Driver· 9 other boards clone it

Schematic

The schematic is in the vendor's build document, page 12. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Ref	Value	Normalized	Type
Resistors 32
R1	1M	1M
R2	10k	10k
R3	1M	1M
R4	10k	10k
R5	220k	220k
R6	2k2	2.2k
R7	4k7	4.7k
R8	22k	22k
R9	1k5	1.5k
R10	2k2	2.2k
R11	100k	100k
R12	330k	330k
R13	1M	1M
R14	15k	15k
R15	1M	1M
R16	2k2	2.2k
R17	4k7	4.7k
R18	2k2	2.2k
R19	33k	33k
R20	2k2	2.2k
R21	5k6	5.6k
R22	470k	470k
R23	6k8	6.8k
R24	470k	470k
R25	1k2	1.2k
R26	10k	10k
R27	100k	100k
R28	10k	10k
R29	100k	100k
R30	1k	1k
R31	10k	10k
R32	10k	10k
Capacitors 28
C1	47n	47n
C2	1uF	1u
C3	47pF	47p
C4	47pF	47p
C5	150n	150n
C6	220pF	220p
C7	100n	100n
C8	47n	47n
C9	2n2	2.2n
C10	100pF	100p
C11	100pF	100p
C12	1uF	1u
C13	5n6	5.6n
C14	33n	33n
C15	18n	18n
C16	10n	10n
C17	5n6	5.6n
C18	18n	18n
C19	47n	47n
C20	2n2	2.2n
C21	56n	56n
C22	56n	56n
C23	1uF	1u
C24	1uF	1u
C25	100uF	100u
C26	100n	100n
C27	47uF	47u
C28	47uF	47u
Diodes 7
D1	4148	4148
D2	4148	4148
D3	4148	4148
D4	4148	4148
D5	4148	4148
D6	4148	4148
D7	1n5817	1N5817
Transistors 9
Q1	J201	J201
Q2	J201	J201
Q3	J201	J201
Q4	2n3906	2N3906
Q5	J201	J201
Q6	J201	J201
Q7	2n3906	2N3906
Q8	2n3904	2N3904
Q9	2n3904	2N3904
ICs 1
IC1	TL072	TL072
Potentiometers 3
TONE	10KB	B10k	Potentiometer
VOL	100KA	A100k	Potentiometer
DRIVE	250KA	A250k	Potentiometer