Enclosure not stated · 4 knobs
Keeley Fuzz HeadVerified
Based on the Keeley Fuzz Head· 2 other boards clone it
From the post
Verified by dragão
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 30 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 12 | ||||
| ×2 | 100Ω | 100 | read from the layout by eye | |
| ×1 | 51Ω | 51 | read from the layout by eye | |
| ×2 | 220Ω | 220 | read from the layout by eye | |
| ×1 | 22Ω | 22 | read from the layout by eye | |
| ×1 | 3.3K | 3.3k | read from the layout by eye | |
| ×3 | 10K | 10k | read from the layout by eye | |
| ×3 | 33K | 33k | read from the layout by eye | |
| ×1 | 56K | 56k | read from the layout by eye | |
| ×2 | 100K | 100k | read from the layout by eye | |
| ×2 | 470K | 470k | read from the layout by eye | |
| ×1 | 620K | 620k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| Capacitors 6 | ||||
| ×1 | 220pF | 220p | read from the layout by eye | |
| ×1 | 27nF | 27n | read from the layout by eye | |
| ×1 | 33nF | 33n | read from the layout by eye | |
| ×3 | 220nF | 220n | read from the layout by eye | |
| ×2 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×3 | 47uF | 47u | electrolytic; read from the layout by eye | |
| Diodes 3 | ||||
| D1 | 1N4148 | 1N4148 | legend: 1N4148/1N914; read from the layout by eye | |
| D2 | Germanium | GERMANIUM | legend says only Germanium; read from the layout by eye | |
| D3 | 1N4001 | 1N4001 | read from the layout by eye | |
| Transistors 4 | ||||
| Q1 | AC187 | AC187 | germanium; read from the layout by eye | |
| Q2 | MPSA18 | MPSA18 | read from the layout by eye | |
| Q3 | MPSA18 | MPSA18 | read from the layout by eye | |
| Q4 | MPSA18 | MPSA18 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Pre Gain | B10K | B10k | Potentiometer | read from the layout by eye |
| Gain | B2.5K | B2.5k | Potentiometer | read from the layout by eye |
| Tone | B100K | B100k | Potentiometer | read from the layout by eye |
| Volume | B50K | B50k | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Switch | SPST | SPST | read from the layout by eye | |
Other boards based on the Keeley Fuzz Head
- Keeley Fuzz Head Effects Layouts (blog)
- Keeley Fuzz Head Tagboard Effects