Enclosure not stated · 5 knobs
BAJA JVM Overdrive Od1Verified
Based on the BAJA JVM Overdrive Od1
- Category
- Preamp / Amp-in-a-box
- Build
- Vero· 22×25· 27 cuts, 14 links
- Layout
- Verified · Dirtbox Layouts marks it as built and working
- Tags
- Amp Emulator, BAJA, DIY Designs, Marshall
From the post
Schematic and info HERE
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 39 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 13 | ||||
| ×6 | 10K | 10k | read from the layout by eye | |
| ×5 | 1K | 1k | read from the layout by eye | |
| ×3 | 2.7K | 2.7k | read from the layout by eye | |
| ×3 | 1M | 1M | read from the layout by eye | |
| ×2 | 2.2K | 2.2k | read from the layout by eye | |
| ×2 | 1.2K | 1.2k | read from the layout by eye | |
| ×1 | 100Ω | 100 | read from the layout by eye | |
| ×1 | 8.2K | 8.2k | read from the layout by eye | |
| ×1 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 47K | 47k | 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 | 1.5M | 1.5M | read from the layout by eye | |
| Capacitors 13 | ||||
| ×8 | 1uF | 1u | read from the layout by eye | |
| ×2 | 100uF | 100u | electrolytic; read from the layout by eye | |
| ×2 | 22nF | 22n | read from the layout by eye | |
| ×1 | 8.2nF | 8.2n | read from the layout by eye | |
| ×1 | 47nF | 47n | read from the layout by eye | |
| ×1 | 4.7nF | 4.7n | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×1 | 33nF | 33n | read from the layout by eye | |
| ×1 | 10nF | 10n | read from the layout by eye | |
| ×1 | 12nF | 12n | read from the layout by eye | |
| ×1 | 560pF | 560p | read from the layout by eye | |
| ×1 | 180pF | 180p | read from the layout by eye | |
| ×1 | 470pF | 470p | read from the layout by eye | |
| Diodes 2 | ||||
| D1 | 1N4148 | 1N4148 | read from the layout by eye | |
| 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 | BC547B | BC547B | read from the layout by eye | |
| ICs 2 | ||||
| IC1 | TL062 | TL062 | read from the layout by eye | |
| IC2 | TL062 | TL062 | read from the layout by eye | |
| Potentiometers 5 | ||||
| Treble | B250K | B250k | Potentiometer | read from the layout by eye |
| Bass | B1M | B1M | Potentiometer | read from the layout by eye |
| Mid | B25K | B25k | Potentiometer | read from the layout by eye |
| Gain | B100K | B100k | Potentiometer | read from the layout by eye |
| Level | B100K | B100k | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Gain Mode | SPST | SPST | toggle; read from the layout by eye | |