Enclosure not stated · 3 knobs
EarthQuaker Devices ChelseaVerified
Based on the EarthQuaker Devices Chelsea· 2 other boards clone it
- Category
- Distortion
- Build
- Vero· 19×17· 20 cuts, 5 links
- Layout
- Verified · Dirtbox Layouts marks it as built and working
- Tags
- Big Muff, Distortion, Earthquaker Devices, Fuzz
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 34 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 12 | ||||
| ×3 | 100Ω | 100 | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| ×1 | 2.2K | 2.2k | read from the layout by eye | |
| ×3 | 10K | 10k | read from the layout by eye | |
| ×3 | 15K | 15k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×2 | 39K | 39k | read from the layout by eye | |
| ×4 | 100K | 100k | read from the layout by eye | |
| ×1 | 160K | 160k | read from the layout by eye | |
| ×1 | 390K | 390k | read from the layout by eye | |
| ×3 | 470K | 470k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| Capacitors 9 | ||||
| ×2 | 470pF | 470p | read from the layout by eye | |
| ×1 | 560pF | 560p | read from the layout by eye | |
| ×1 | 3.9nF | 3.9n | read from the layout by eye | |
| ×1 | 10nF | 10n | read from the layout by eye | |
| ×2 | 68nF | 68n | read from the layout by eye | |
| ×3 | 100nF | 100n | read from the layout by eye | |
| ×2 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×2 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 5 | ||||
| D1 | 1N4006 | 1N4006 | read from the layout by eye | |
| D2 | 1N4006 | 1N4006 | read from the layout by eye | |
| D3 | 1N4006 | 1N4006 | read from the layout by eye | |
| D4 | 1N4006 | 1N4006 | read from the layout by eye | |
| D5 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 4 | ||||
| Q1 | 2N3904 | 2N3904 | read from the layout by eye | |
| Q2 | 2N3904 | 2N3904 | read from the layout by eye | |
| Q3 | 2N3904 | 2N3904 | read from the layout by eye | |
| Q4 | 2N3904 | 2N3904 | read from the layout by eye | |
| Potentiometers 3 | ||||
| Sustain | B100K | B100k | Potentiometer | read from the layout by eye |
| Tone | B100K | B100k | Potentiometer | read from the layout by eye |
| Volume | B10K | B10k | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Switch | DPDT on/on | DPDT ON/ON | toggle; read from the layout by eye | |
Other boards based on the EarthQuaker Devices Chelsea
- Chelsea PCBWay: Glory to Ukraine
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