1590B · 3 knobs
BJFE Folk Fuzz 3.5%Verified
Based on the BJFE Folk Fuzz 3.5%· 2 other boards clone it
From the post
For Fuzz Friday, here's a great fuzz design by Bjorn he did for the DIY community. Q1-2 can be either silicon or germanium, and Q3-4 are used as clipping diodes. Here's the schematic for reference. Should be an easy fit in a 1590B.
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 Effects Layouts (blog). No KiCad fragment has been drawn for this circuit yet.
Parts list 19 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 6 | ||||
| ×4 | 10K | 10k | read from the layout by eye | |
| ×3 | 100Ω | 100 | read from the layout by eye | |
| ×2 | 100K | 100k | read from the layout by eye | |
| ×1 | 1.8K | 1.8k | read from the layout by eye | |
| ×1 | 47K | 47k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| Capacitors 5 | ||||
| ×1 | 150pF | 150p | read from the layout by eye | |
| ×1 | 22nF | 22n | read from the layout by eye | |
| ×1 | 47nF | 47n | read from the layout by eye | |
| ×3 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| ×1 | 1N4001 | 1N4001 | read from the layout by eye | |
| Transistors 4 | ||||
| Q1 | 2N2222A | 2N2222A | legend: 2N2222A or 2N1306; read from the layout by eye | |
| Q2 | 2N2222A | 2N2222A | legend: 2N2222A or 2N1306; read from the layout by eye | |
| Q3 | 2N2222A | 2N2222A | read from the layout by eye | |
| Q4 | 2N2905 | 2N2905 | PNP; read from the layout by eye | |
| Potentiometers 3 | ||||
| Fuzz | B1M | B1M | Potentiometer | read from the layout by eye |
| Treble | A50K | A50k | Potentiometer | read from the layout by eye |
| Volume | B100K | B100k | Potentiometer | read from the layout by eye |
Other boards based on the BJFE Folk Fuzz 3.5%
- BJFe Folk Fuzz 3,5% Dirtbox Layouts
- BJFE Folk Fuzz 3.5% Tagboard Effects