Promethium Distortion

Based on the Boss HM-2· 6 other boards clone it

From the vendor

Controls

• Distortion

• High

• Low

• Level

Details

• Designed for a 125B enclosure with top-mounted jacks

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

Ref	Value	Normalized	Type
Resistors 37
R1	10K	10k
R2	1M	1M
R3	10K	10k
R4	1K	1k
R5	22K	22k
R6	100K	100k
R7	470K	470k
R8	10K	10k
R9	22R	22
R10	150R	150
R11	22K	22k
R12	100K	100k
R13	470K	470k
R14	120R	120
R15	10K	10k
R16	47K	47k
R17	68K	68k
R18	220K	220k
R19	10K	10k
R20	10K	10k
R21	100K	100k
R22	100K	100k
R23	82K	82k
R24	68K	68k
R25	330R	330
R26	330R	330
R27	330R	330
R28	3K3	3.3k
R29	3K3	3.3k
R30	10K	10k
R31	470K	470k
R32	10K	10k
R33	1K	1k
R34	100K	100k
R35	10K	10k
R36	10K	10k
R37	4K7	4.7k
Capacitors 24
C1	47n	47n
C2	47n	47n
C3	47u	47u
C4	100p	100p
C5	10u	10u
C6	47n	47n
C7	100p	100p
C8	47n	47n
C9	100p	100p
C10	1u	1u
C11	1n	1n
C12	1u	1u
C13	68n	68n
C14	4n7	4.7n
C15	6n8	6.8n
C16	1u5	1.5u
C17	100n	100n
C18	150n	150n
C19	470p	470p
C20	10u	10u
C21	47n	47n
C22	1u	1u
C23	100u	100u
C24	47u	47u
Diodes 8
D1	1N4148	1N4148
D2	1N4148	1N4148
D3	1N4148	1N4148
D4	1N34A	1N34A
D5	1N34A	1N34A
D6	1N4148	1N4148
D7	1N4148	1N4148
D8	1N5817	1N5817
Transistors 4
Q1	2N5457	2N5457
Q2	2N3904	2N3904
Q3	2N3906	2N3906
Q4	2N3904	2N3904
ICs 3
IC1	TL072	TL072
IC2	TL072	TL072
IC3	TL072	TL072
Potentiometers 3
VOL	A10K	A10k	Potentiometer
DIST	A250K	A250k	Potentiometer
LOW	B10K	B10k	Potentiometer