Enclosure not stated · 4 knobs

Tone Job

Based on the EarthQuaker Devices Tone Job· 3 other boards clone it

Schematic

The schematic image is on the project page. Open it at PCBWay.

Ref	Value	Normalized	Type	Notes
Resistors 8
×3	1M	1M		read from the schematic by eye
×2	2k2	2.2k		read from the schematic by eye
×2	3k3	3.3k		read from the schematic by eye
×6	10k	10k		read from the schematic by eye
×1	470	470		read from the schematic by eye
×1	100k	100k		read from the schematic by eye
×1	4k7	4.7k		read from the schematic by eye
×1	100	100		supply filter to the VC rail; read from the schematic by eye
Capacitors 7
×2	1u	1u		one electrolytic (drawn with +), one film; read from the schematic by eye
×4	10u	10u		electrolytic; read from the schematic by eye
×1	100u	100u		electrolytic, supply filter; read from the schematic by eye
×1	10n	10n		read from the schematic by eye
×1	22n	22n		read from the schematic by eye
×1	4n7	4.7n		read from the schematic by eye
×1	47n	47n		read from the schematic by eye
Diodes 1
×1	1N5817	1N5817		read from the schematic by eye
ICs 1
×2	TL072	TL072		four op-amp sections drawn, two dual chips; read from the schematic by eye
Potentiometers 4
Treble	B250k	B250k	Potentiometer	read from the schematic by eye
Mid	B100k	B100k	Potentiometer	read from the schematic by eye
Bass	B100k	B100k	Potentiometer	read from the schematic by eye
Level	B50k	B50k	Potentiometer	wired as a variable feedback resistor; read from the schematic by eye