Enclosure not stated · 1 knob
Joyo Roll BoostVerified
Based on the Joyo Roll Boost
From the post
Nice, small and has room for tweaking - i just love to do these modern, super cheap china circuits.. Layout is according to fsb-trace by CheapPedaCollector - who does amazing job with pedals like this one.
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 Tagboard Effects. No KiCad fragment has been drawn for this circuit yet.
Parts list 10 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 3 | ||||
| ×2 | 20K | 20k | read from the layout by eye | |
| ×1 | 4.7M | 4.7M | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| Capacitors 4 | ||||
| ×1 | 100nF | 100n | read from the layout by eye | |
| ×1 | 10pF | 10p | read from the layout by eye | |
| ×2 | 1uF | 1u | 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 1 | ||||
| ×1 | BC549 | BC549 | read from the layout by eye | |
| Potentiometers 1 | ||||
| Gain | C10K | C10k | Potentiometer | read from the layout by eye |