Oasis

Based on the EQD Dunes· 1 other board clones it

From the vendor

Controls

• Gain – Controls the amount of drive

• Tone – Brighter clockwise, warmer counter clockwise

• Level – Sets the overall output volume

• Normal / Bright (toggle) – Toggles between warm full tone and bright chime

• Bandwidth (toggle) – Toggle between brighter + midrange emphasis and more low end + full range

• Voice (toggle) – Toggles between MOSFET, Silicon diode, and No diode clipping

Specifications

• Designed for a 125B enclosure with top-mounted jacks

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 19
R1	1M	1M
R2	1K	1k
R3	560K	560k
R4	10K	10k
R5	22K	22k
R6	22K	22k
R7	330R	330
R8	1K	1k
R9	1K	1k
R10	1K	1k
R11	1K	1k
R12	560K	560k
R13	10K	10k
R14	100R	100
R15	10K	10k
R16	10K	10k
R17	10K	10k
R18	4K7	4.7k
R19	10K	10k
Capacitors 13
C1	100nF	100n
C2	1uF	1u
C3	47pF	47p
C4	220nF	220n
C5	68nF	68n
C6	330nF	330n
C7	1uF	1u
C8	100nF	100n
C9	10uF	10u
C10	47uF	47u
C11	47uF	47u
C12	10uF	10u
C13	150nF	150n
Diodes 4
D1	1N4148	1N4148
D2	1N4148	1N4148
D3	1N4148	1N4148
D4	1N5817	1N5817
Transistors 4
Q1	MPSA18	MPSA18
Q2	MPSA18	MPSA18
Q3	2N7000	2N7000
Q4	2N7000	2N7000
ICs 1
IC1	LM833N	LM833N
Potentiometers 3
DRIVE	A500K	A500k	Potentiometer
TONE	B5K	B5k	Potentiometer
VOLUME	B100K	B100k	Potentiometer
LEDs 1
D5	3mm Red LED	3MM RED LED