Enclosure not stated · 1 knob
Blackhawk Amplifiers One Knob Valhalla Fuzz V1Verified
Based on the Blackhawk Amplifiers One Knob Valhalla Fuzz V1
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 19 rows
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Check before you build · 2 values the reader of this layout was not sure of
- 500pF ceramic at the right edge near Q1: printed clearly, unusual value
- 33uF electrolytic top right: printed clearly, unusual value; it overlaps the 100uF can above it
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 4 | ||||
| ×1 | 820Ω | 820 | read from the layout by eye | |
| ×2 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 18K | 18k | read from the layout by eye | |
| ×1 | 120K | 120k | read from the layout by eye | |
| Capacitors 7 | ||||
| ×1 | 47pF | 47p | read from the layout by eye | |
| ×1 | 500pF | 500p | read from the layout by eye | |
| ×1 | 10nF | 10n | read from the layout by eye | |
| ×3 | 220nF | 220n | read from the layout by eye | |
| ×1 | 3.3uF | 3.3u | electrolytic; read from the layout by eye | |
| ×1 | 33uF | 33u | 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 2 | ||||
| Q1 | 2N3904 | 2N3904 | read from the layout by eye | |
| Q2 | BC109 | BC109 | read from the layout by eye | |
| Transformers 1 | ||||
| TR1 | 42TL019 | 42TL019 | audio transformer; read from the layout by eye | |
| Potentiometers 1 | ||||
| Volume | B100K | B100k | Potentiometer | read from the layout by eye |
| Trimmers 3 | ||||
| Mid | 10K | 10k | read from the layout by eye | |
| Gain | 1K | 1k | read from the layout by eye | |
| Tone | 10K | 10k | read from the layout by eye | |