Enclosure not stated · 4 knobs

Grey Channel

Based on the EarthQuaker Devices Grey Channel· 4 other boards clone it

Schematic

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

Ref	Value	Normalized	Type	Notes
Resistors 5
×4	1M	1M		read from the schematic by eye
×4	4k7	4.7k		read from the schematic by eye
×4	10k	10k		read from the schematic by eye
×2	470k	470k		read from the schematic by eye
×2	20k	20k		read from the schematic by eye
Capacitors 7
×2	47n	47n		read from the schematic by eye
×2	25p	25p		read from the schematic by eye
×2	10n	10n		read from the schematic by eye
×4	2n2	2.2n		read from the schematic by eye
×2	22u	22u		read from the schematic by eye
×1	100u	100u		read from the schematic by eye
×1	10u	10u		read from the schematic by eye
Diodes 3
×2	1N4148	1N4148		read from the schematic by eye
×2	1N34A	1N34A		read from the schematic by eye
×1	1N5817	1N5817		read from the schematic by eye
Transistors 1
×2	2N7000	2N7000		MOSFET clipping on the red channel; read from the schematic by eye
ICs 1
×1	LM1458	LM1458		both sections used, one per channel; read from the schematic by eye
Potentiometers 4
Gain Green	B1M	B1M	Potentiometer	read from the schematic by eye
Gain Red	B1M	B1M	Potentiometer	read from the schematic by eye
Volume Green	A100k	A100k	Potentiometer	read from the schematic by eye
Volume Red	A100k	A100k	Potentiometer	read from the schematic by eye
Switches 2
SW1	SPDT	SPDT		clipping select, pins 1-2-3 with centre to ground (likely on-off-on); read from the schematic by eye
SW2	SPDT	SPDT		clipping select, pins 1-2-3 with centre to ground (likely on-off-on); read from the schematic by eye
LEDs 1
×2	LED	LED		clipping LEDs on the red channel, no colour drawn; read from the schematic by eye