125B · 5 knobs
PedalPCB· PCB083
Oasis
Based on the EarthQuaker Devices Dunes· 5 other boards clone it
- Category
- Fuzz· OD / Distortion / Fuzz
- Controls
- Gain · Tone · Level · Bandwidth (toggle) · Voice (toggle)
- Price
- $12.00in stock
- Tags
- 125B
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
Details
• Designed for a 125B enclosure with top-mounted jacks
The company, product and service names used in this web site are for identification purposes only. All trademarks and registered trademarks are the property of their respective owners. This product is not manufactured or distributed by EarthQuaker Devices, maker of the Dunes Mini Mega Ultimate Overdrive.
PedalPCB is not affiliated with EarthQuaker Devices.
Schematic
The schematic is in the vendor's build document. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 45 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| 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 | ||
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