Enclosure not stated · 4 knobs
Yamaha SHD-100 Super Hard DistortionVerified
Based on the Yamaha SHD-100 Super Hard Distortion
- Category
- Distortion
- Controls
- Distortion · High Eq · Low Eq · Out Level
- Build
- Vero· 20×23· 33 cuts, 17 links
- Layout
- Verified · Dirtbox Layouts marks it as built and working
- Tags
- Distortion, HM-2, Yamaha
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 38 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 14 | ||||
| ×5 | 10K | 10k | read from the layout by eye | |
| ×3 | 3.6K | 3.6k | read from the layout by eye | |
| ×3 | 1M | 1M | read from the layout by eye | |
| ×2 | 1.2K | 1.2k | read from the layout by eye | |
| ×1 | 68K | 68k | read from the layout by eye | |
| ×1 | 36K | 36k | read from the layout by eye | |
| ×1 | 30K | 30k | read from the layout by eye | |
| ×1 | 6.8K | 6.8k | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 3.3K | 3.3k | read from the layout by eye | |
| ×1 | 33K | 33k | read from the layout by eye | |
| ×1 | 620Ω | 620 | read from the layout by eye | |
| ×1 | 62K | 62k | read from the layout by eye | |
| ×1 | 270K | 270k | read from the layout by eye | |
| Capacitors 14 | ||||
| ×1 | 2.2nF | 2.2n | read from the layout by eye | |
| ×1 | 22nF | 22n | read from the layout by eye | |
| ×1 | 68nF | 68n | read from the layout by eye | |
| ×1 | 15nF | 15n | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×1 | 47nF | 47n | read from the layout by eye | |
| ×1 | 470nF | 470n | read from the layout by eye | |
| ×2 | 220pF | 220p | read from the layout by eye | |
| ×1 | 33pF | 33p | read from the layout by eye | |
| ×1 | 100pF | 100p | read from the layout by eye | |
| ×5 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×1 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×1 | 10uF | 10u | 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 1 | ||||
| Q1 | 2SK30 | 2SK30 | JFET; legend: 2SK30, 2SK117 etc. 2SK118-GR in original; read from the layout by eye | |
| ICs 3 | ||||
| IC1 | 4558 | 4558 | read from the layout by eye | |
| IC2 | 4558 | 4558 | read from the layout by eye | |
| IC3 | 4558 | 4558 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Distortion | B250K | B250k | Potentiometer | read from the layout by eye |
| High Eq | B10K | B10k | Potentiometer | read from the layout by eye |
| Low Eq | B10K | B10k | Potentiometer | read from the layout by eye |
| Out Level | A10K | A10k | Potentiometer | read from the layout by eye |