Enclosure not stated · 5 knobs

RAH

Based on the Catalinbread RAH· 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	1M	1M		read from the schematic by eye
×3	100k	100k		read from the schematic by eye
×2	22k	22k		read from the schematic by eye
×2	220k	220k		read from the schematic by eye
×2	10k	10k		read from the schematic by eye
×1	1k	1k		read from the schematic by eye
×1	130	130		read from the schematic by eye
×1	4k7	4.7k		read from the schematic by eye
×1	62k	62k		read from the schematic by eye
Capacitors 12
×3	100n	100n		read from the schematic by eye
×3	47n	47n		read from the schematic by eye
×2	22u	22u		read from the schematic by eye
×2	10u	10u		read from the schematic by eye
×2	1n	1n		read from the schematic by eye
×2	2n2	2.2n		read from the schematic by eye
×1	3n3	3.3n		read from the schematic by eye
×1	47p	47p		read from the schematic by eye
×1	680n	680n		read from the schematic by eye
×1	220p	220p		read from the schematic by eye
×1	220n	220n		read from the schematic by eye
×1	100u	100u		read from the schematic by eye
Diodes 2
×3	9V1	9V1		zener, gate to source on each BS170; read from the schematic by eye
×1	1N5817	1N5817		read from the schematic by eye
Transistors 1
×3	BS170	BS170		read from the schematic by eye
Potentiometers 5
Gain	B500k	B500k	Potentiometer	read from the schematic by eye
Treble	B250k	B250k	Potentiometer	read from the schematic by eye
Middle	B100k	B100k	Potentiometer	read from the schematic by eye
Bass	A500k	A500k	Potentiometer	read from the schematic by eye
Master	A250k	A250k	Potentiometer	read from the schematic by eye