Enclosure not stated · 4 knobs
Wattson EFY-6 Fuzz
Based on the Wattson EFY-6 Fuzz· 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 30 rows
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Check before you build · 3 values the reader of this layout was not sure of
- 750K at column 16 rows Q-S and 75K at column 14 rows Q-S: printed clearly, unusual values
- 2nF film cap at column 20 rows L-M: printed clearly, unusual value
- 24K at column 19 rows Q-S: printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 17 | ||||
| ×6 | 10K | 10k | read from the layout by eye | |
| ×5 | 100K | 100k | read from the layout by eye | |
| ×3 | 47K | 47k | read from the layout by eye | |
| ×2 | 22K | 22k | read from the layout by eye | |
| ×2 | 15K | 15k | read from the layout by eye | |
| ×2 | 1.8K | 1.8k | read from the layout by eye | |
| ×2 | 470Ω | 470 | read from the layout by eye | |
| ×1 | 100Ω | 100 | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 150K | 150k | read from the layout by eye | |
| ×1 | 470K | 470k | read from the layout by eye | |
| ×1 | 3.3K | 3.3k | read from the layout by eye | |
| ×1 | 2.2M | 2.2M | read from the layout by eye | |
| ×1 | 75K | 75k | read from the layout by eye | |
| ×1 | 750K | 750k | read from the layout by eye | |
| ×1 | 1.2K | 1.2k | read from the layout by eye | |
| ×1 | 24K | 24k | read from the layout by eye | |
| Capacitors 5 | ||||
| ×11 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×1 | 4.7nF | 4.7n | read from the layout by eye | |
| ×1 | 2nF | 2n | read from the layout by eye | |
| Diodes 2 | ||||
| ×2 | NTE109 | NTE109 | D1, D2; germanium; read from the layout by eye | |
| D3 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 1 | ||||
| ×6 | 2N5088 | 2N5088 | Q1-Q6; match Q4 & Q5; read from the layout by eye | |
| Potentiometers 4 | ||||
| Tone | B100K | B100k | Potentiometer | read from the layout by eye |
| Octave | B10K | B10k | Potentiometer | read from the layout by eye |
| Fuzz | B50K | B50k | Potentiometer | read from the layout by eye |
| Gain | B50K | B50k | Potentiometer | legend: Fuzz & Gain(Volume); read from the layout by eye |
| Trimmers 1 | ||||
| Balance | 10K | 10k | read from the layout by eye | |
Other boards based on the Wattson EFY-6 Fuzz
- Wattson EFY-6 Effects Layouts (blog) · 125B
- Wattson Classic Electrons EFY-6 Tagboard Effects