Enclosure not stated · 4 knobs
OKKO Holy GritVerified
Based on the OKKO Holy Grit· 2 other boards clone it
From the post
Schematic is avaiable HERE.
Schematic
This is a board layout, a drawing of where each part goes, and the post may link the schematic it was drawn from. Open the layout at Dirtbox Layouts. No KiCad fragment has been drawn for this circuit yet.
Parts list 32 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 10 | ||||
| ×2 | 1K | 1k | read from the layout by eye | |
| ×1 | 51Ω | 51 | read from the layout by eye | |
| ×1 | 100Ω | 100 | read from the layout by eye | |
| ×1 | 2.2K | 2.2k | read from the layout by eye | |
| ×2 | 10K | 10k | read from the layout by eye | |
| ×1 | 15K | 15k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×2 | 47K | 47k | read from the layout by eye | |
| ×2 | 100K | 100k | read from the layout by eye | |
| ×3 | 1M | 1M | read from the layout by eye | |
| Capacitors 10 | ||||
| ×1 | 47pF | 47p | read from the layout by eye | |
| ×1 | 220pF | 220p | read from the layout by eye | |
| ×1 | 4.7nF | 4.7n | read from the layout by eye | |
| ×1 | 6.8nF | 6.8n | read from the layout by eye | |
| ×1 | 15nF | 15n | read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×1 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×1 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 22uF | 22u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 4 | ||||
| Q1 | BC182B | BC182B | read from the layout by eye | |
| Q2 | BC107A | BC107A | read from the layout by eye | |
| Q3 | 2N3053 | 2N3053 | read from the layout by eye | |
| Q4 | BC182B | BC182B | read from the layout by eye | |
| Potentiometers 4 | ||||
| Fuzz | C1K | C1k | Potentiometer | read from the layout by eye |
| Treble | B10K | B10k | Potentiometer | read from the layout by eye |
| Bass | B100K | B100k | Potentiometer | read from the layout by eye |
| Volume | A100K | A100k | Potentiometer | read from the layout by eye |
| Trimmers 1 | ||||
| ×3 | 20K | 20k | labelled Bottom, Top, Middle; read from the layout by eye | |
| Switches 2 | ||||
| Buffer Sw | SPDT on/on | SPDT ON/ON | toggle; read from the layout by eye | |
| Bias Sw | SPDT on/off/on | SPDT ON/OFF/ON | toggle; read from the layout by eye | |
Other boards based on the OKKO Holy Grit
- Sand of God Fuzz Dog · 1590B · £38.40
- Sandblaster Fuzz PedalPCB · 125B · $12.00