Enclosure not stated · 4 knobs
Boss OS-2 Overdrive/Distortion
Based on the Boss OS-2· 2 other boards clone it
- Category
- Distortion
- Build
- Vero· 21×25· 36 cuts, 15 links
- Layout
- Unverified · no build reported at Dirtbox Layouts yet
- Tags
- Boss, Distortion, Overdrive
From the post
*Update 221220* New totally remade layout.
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 42 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
Check before you build · 1 value the reader of this layout was not sure of
- 4.1M resistor at column 16, rows S-U (below the right-hand 100pF): printed clearly as 4,1M, unusual value; possibly meant as 4.7M
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 17 | ||||
| ×7 | 10K | 10k | read from the layout by eye | |
| ×3 | 1M | 1M | read from the layout by eye | |
| ×2 | 100Ω | 100 | read from the layout by eye | |
| ×2 | 1K | 1k | read from the layout by eye | |
| ×2 | 6.8K | 6.8k | read from the layout by eye | |
| ×2 | 12K | 12k | read from the layout by eye | |
| ×2 | 20K | 20k | read from the layout by eye | |
| ×2 | 100K | 100k | read from the layout by eye | |
| ×1 | 1.2K | 1.2k | read from the layout by eye | |
| ×1 | 2.2K | 2.2k | read from the layout by eye | |
| ×1 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 8.2K | 8.2k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×1 | 33K | 33k | read from the layout by eye | |
| ×1 | 150K | 150k | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 4.1M | 4.1M | read from the layout by eye | |
| Capacitors 15 | ||||
| ×2 | 100pF | 100p | read from the layout by eye | |
| ×1 | 820pF | 820p | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×2 | 10nF | 10n | read from the layout by eye | |
| ×1 | 18nF | 18n | read from the layout by eye | |
| ×1 | 22nF | 22n | read from the layout by eye | |
| ×2 | 47nF | 47n | read from the layout by eye | |
| ×1 | 100nF | 100n | read from the layout by eye | |
| ×1 | 470nF | 470n | read from the layout by eye | |
| ×2 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×1 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×1 | 4.7uF | 4.7u | electrolytic; read from the layout by eye | |
| ×5 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 47uF | 47u | electrolytic; read from the layout by eye | |
| ×2 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 2 | ||||
| ×5 | 1N4148 | 1N4148 | D1-D5; legend: 1N4148/1N914; read from the layout by eye | |
| D6 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 2 | ||||
| Q1 | 2SK30 | 2SK30 | JFET; read from the layout by eye | |
| Q2 | 2N5088 | 2N5088 | read from the layout by eye | |
| ICs 2 | ||||
| IC1 | 1458 | 1458 | read from the layout by eye | |
| IC2 | 1458 | 1458 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Gain | B270K | B270k | Potentiometer | dual; legend: try 250kB dual gang; read from the layout by eye |
| Colour | B20K | B20k | Potentiometer | read from the layout by eye |
| Tone | B20K | B20k | Potentiometer | read from the layout by eye |
| Level | B50K | B50k | Potentiometer | read from the layout by eye |
Other boards based on the Boss OS-2
- BOSS OS-2 Experimentalists Anonymous
- Proletarian Overdrive/Distortion PedalPCB · 125B · $12.00