Parentheses Fuzz

Based on the EQD Life pedal· 4 other boards clone it

From the vendor

2020 Edition

• 4-way Rotary OR 3-position Toggle switch for clipping mode selector

• New Germanium clipping mode (when using 4-way Rotary)

• Updated control layout

• Improved trace routing to prevent circuit oscillation

Controls

• Octave

• Distortion

• Filter

• Volume

• Boost

• Clipping (Rotary OR Toggle Switch)

Footswitches

• Active / Bypass

• Octave

• Boost

Specifications

• Designed for a 1590XX / 4S6500 enclosure with top-mounted jacks

Documentation

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 34
R1	1M	1M
R2	1K	1k
R3	1M	1M
R4	10K	10k
R5	470K	470k
R6	47K	47k
R7	22K	22k
R8	2K2	2.2k
R9	10K	10k
R10	10K	10k
R11	100K	100k
R12	100K	100k
R13	47K	47k
R14	47K	47k
R15	10K	10k
R16	1M	1M
R17	1K	1k
R18	10K	10k
R19	10K	10k
R20	560R	560
R21	47R	47
R22	1K	1k
R23	1K5	1.5k
R24	1M	1M
R25	10K	10k
R26	1M	1M
R27	1K	1k
R28	470K	470k
R29	470K	470k
R30	10K	10k
R31	470R	470
R100	4K7	4.7k
R101	4K7	4.7k
R102	4K7	4.7k
Capacitors 23
C1	100p	100p
C2	100n	100n
C3	100n	100n
C4	100n	100n
C5	100n	100n
C6	1u	1u
C7	1u	1u
C8	22n	22n
C9	4u7	4.7u
C10	1n	1n
C11	100n	100n
C12	10u	10u
C13	2u2	2.2u
C14	100p	100p
C15	30p	30p
C16	4u7	4.7u
C17	3n3	3.3n
C18	22n	22n
C19	1u	1u
C20	100p	100p
C21	1u	1u
C22	10u	10u
C100	100u	100u
Diodes 9
D1	GE	GE
D2	GE	GE
D3	1N4148	1N4148
D5	1N4148	1N4148
D6	1N4148	1N4148
D7	1N4148	1N4148
D8	GE	GE
D9	GE	GE
D100	1N5817	1N5817
Transistors 6
Q1	PF5102	PF5102
Q2	2N5089	2N5089
Q3	2N5087	2N5087
Q4	2N5089	2N5089
Q5	PF5102	PF5102
Q6	BS170	BS170
ICs 1
IC1	LM308	LM308
Potentiometers 4
FILTER	A100K	A100k	Potentiometer
AMPLITUDE	A100K	A100k	Potentiometer
OCTAVE	B50K	B50k	Potentiometer
BOOST	A100K	A100k	Potentiometer
Switches 1
SW1	2P4T	2P4T
LEDs 1
D4	3mm Red LED	3MM RED LED