Enclosure not stated · 4 knobs
Korg TNB-1 Tone BoosterVerified
Based on the Korg TNB-1 Tone Booster· 3 other boards clone it
From the post
Little to none is the amount of information available on this circuit. Seems like a nice and versatile booster...
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 22 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 8 | ||||
| ×1 | 1K | 1k | read from the layout by eye | |
| ×1 | 4.7M | 4.7M | read from the layout by eye | |
| ×3 | 1M | 1M | read from the layout by eye | |
| ×4 | 10K | 10k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| ×2 | 330K | 330k | read from the layout by eye | |
| ×1 | 1.8K | 1.8k | read from the layout by eye | |
| Capacitors 7 | ||||
| ×3 | 22nF | 22n | read from the layout by eye | |
| ×1 | 68nF | 68n | read from the layout by eye | |
| ×1 | 220pF | 220p | read from the layout by eye | |
| ×1 | 1uF | 1u | read from the layout by eye | |
| ×2 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×1 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | legend: 1N5817 or similar; read from the layout by eye | |
| Transistors 1 | ||||
| ×1 | 2N5457 | 2N5457 | JFET; legend: was 2SK30A; read from the layout by eye | |
| ICs 1 | ||||
| IC1 | TL072 | TL072 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Gain | C1M | C1M | Potentiometer | read from the layout by eye |
| Treble | B200K | B200k | Potentiometer | read from the layout by eye |
| Bass | B200K | B200k | Potentiometer | read from the layout by eye |
| Level | B10K | B10k | Potentiometer | read from the layout by eye |
Other boards based on the Korg TNB-1 Tone Booster
- Korg / Yamaha TNB-1 Tone Booster Dirtbox Layouts
- Korg Tone Booster Experimentalists Anonymous
- Korg Tone Booster Experimentalists Anonymous