Enclosure not stated · 4 knobs

WIIO

Based on the Catalinbread WIIO· 6 other boards clone it

Schematic

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

Ref	Value	Normalized	Type	Notes
Resistors 10
×6	3k3	3.3k		read from the schematic by eye
×3	10M	10M		read from the schematic by eye
×1	1k	1k		read from the schematic by eye
×3	12k	12k		read from the schematic by eye
×2	100k	100k		read from the schematic by eye
×1	10k	10k		read from the schematic by eye
×1	200k	200k		read from the schematic by eye
×1	130	130		read from the schematic by eye
×1	62k	62k		read from the schematic by eye
×1	4k7	4.7k		LED resistor; read from the schematic by eye
Capacitors 12
×1	270p	270p		read from the schematic by eye
×2	100n	100n		read from the schematic by eye
×1	220n	220n		read from the schematic by eye
×3	100u	100u		electrolytic; read from the schematic by eye
×1	47n	47n		read from the schematic by eye
×1	470n	470n		read from the schematic by eye
×3	10u	10u		electrolytic; read from the schematic by eye
×1	4u7	4.7u		electrolytic; read from the schematic by eye
×1	470p	470p		read from the schematic by eye
×2	10n	10n		read from the schematic by eye
×1	5n	5n		read from the schematic by eye
×2	2n2	2.2n		read from the schematic by eye
Diodes 2
×3	9V1	9V1		zener, gate-source; read from the schematic by eye
×1	1N5817	1N5817		read from the schematic by eye
Transistors 1
×3	BS170	BS170		MOSFET; read from the schematic by eye
Potentiometers 4
Gain	A500k	A500k	Potentiometer	read from the schematic by eye
Treble	B500k	B500k	Potentiometer	read from the schematic by eye
Bass	A500k	A500k	Potentiometer	read from the schematic by eye
Master	A100k	A100k	Potentiometer	read from the schematic by eye