Enclosure not stated · 5 knobs
BAJA EVH 5150 Overdrive w. MTKs gain modsVerified
Based on the BAJA EVH 5150 Overdrive· 1 other board clones it
- Category
- Preamp / Amp-in-a-box
- Build
- Vero· 32×23· 59 cuts, 22 links
- Layout
- Verified · Dirtbox Layouts marks it as built and working
- Tags
- Amp Emulator, BAJA, Distortion, MTK
From the post
MTK have done some great work on the BAJA 5150 OD circuit to squeeze more gain out of it.
And a short video clip. stock settings in the first 20 seconds, after that, the modded settings.
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 50 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
Check before you build · 3 values the reader of this layout was not sure of
- 4.5K at column 2, rows B-D: printed clearly as 4,5K, unusual value
- 360K lying flat at row W, columns 23-25: printed clearly, unusual value
- 91K at column 20: printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 21 | ||||
| ×4 | 1K | 1k | read from the layout by eye | |
| ×2 | 1.5K | 1.5k | read from the layout by eye | |
| ×3 | 1.8K | 1.8k | read from the layout by eye | |
| ×3 | 2.2K | 2.2k | read from the layout by eye | |
| ×2 | 2.7K | 2.7k | read from the layout by eye | |
| ×1 | 4.5K | 4.5k | read from the layout by eye | |
| ×1 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 6.2K | 6.2k | read from the layout by eye | |
| ×1 | 7.5K | 7.5k | read from the layout by eye | |
| ×5 | 10K | 10k | read from the layout by eye | |
| ×1 | 13K | 13k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×1 | 30K | 30k | read from the layout by eye | |
| ×1 | 33K | 33k | read from the layout by eye | |
| ×4 | 47K | 47k | read from the layout by eye | |
| ×1 | 68K | 68k | read from the layout by eye | |
| ×1 | 91K | 91k | read from the layout by eye | |
| ×5 | 100K | 100k | read from the layout by eye | |
| ×1 | 360K | 360k | read from the layout by eye | |
| ×5 | 1M | 1M | read from the layout by eye | |
| ×1 | 1.5M | 1.5M | read from the layout by eye | |
| Capacitors 14 | ||||
| ×1 | 47pF | 47p | read from the layout by eye | |
| ×1 | 150pF | 150p | read from the layout by eye | |
| ×1 | 180pF | 180p | read from the layout by eye | |
| ×1 | 220pF | 220p | read from the layout by eye | |
| ×1 | 560pF | 560p | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×2 | 5.6nF | 5.6n | read from the layout by eye | |
| ×2 | 10nF | 10n | read from the layout by eye | |
| ×1 | 18nF | 18n | read from the layout by eye | |
| ×3 | 22nF | 22n | read from the layout by eye | |
| ×5 | 220nF | 220n | read from the layout by eye | |
| ×3 | 680nF | 680n | read from the layout by eye | |
| ×6 | 1uF | 1u | read from the layout by eye | |
| ×1 | 220uF | 220u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D2 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 3 | ||||
| Q1 | 2SK117 | 2SK117 | JFET; read from the layout by eye | |
| Q2 | 2SK117 | 2SK117 | JFET; read from the layout by eye | |
| Q3 | BC557B | BC557B | read from the layout by eye | |
| ICs 4 | ||||
| IC1 | TL062 | TL062 | read from the layout by eye | |
| IC2 | TL062 | TL062 | read from the layout by eye | |
| IC3 | TL062 | TL062 | read from the layout by eye | |
| IC4 | TL061 | TL061 | read from the layout by eye | |
| Potentiometers 5 | ||||
| Gain | A100K | A100k | Potentiometer | read from the layout by eye |
| High | B250K | B250k | Potentiometer | read from the layout by eye |
| Low | A1M | A1M | Potentiometer | read from the layout by eye |
| Mid | B50K | B50k | Potentiometer | read from the layout by eye |
| Level | B100K | B100k | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Switch | DPDT on/on | DPDT ON/ON | tonestack switch; read from the layout by eye | |
| LEDs 1 | ||||
| D1 | 3mm red LED | 3MM RED LED | on the board; read from the layout by eye | |
Other boards based on the BAJA EVH 5150 Overdrive
- BAJA EVH 5150 Overdrive Dirtbox Layouts