1590B · 4 knobs
Menatone Ms. Foxy BrownVerified
Based on the Menatone Ms. Foxy Brown· 1 other board clones it
- Category
- Preamp / Amp-in-a-box
- Build
- Perfboard
- Layout
- Verified · Effects Layouts (blog) marks it as built and working
- Tags
- Amp Emulator, Menatone, Overdrive
From the post
Another Marshall-in-a-box, the Ms. Foxy Brown uses 3 J201s and feels a lot like an older Run Off Groove design (though it's not). As per usual, you'll need to bias the J201s to about 4.5v and then fine tune as needed. Should fit easily in a 1590B. Schematic for reference.
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 Effects Layouts (blog). No KiCad fragment has been drawn for this circuit yet.
Parts list 19 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 4 | ||||
| ×3 | 1.8K | 1.8k | read from the layout by eye | |
| ×2 | 33K | 33k | read from the layout by eye | |
| ×2 | 1M | 1M | read from the layout by eye | |
| ×1 | 470K | 470k | read from the layout by eye | |
| Capacitors 6 | ||||
| ×4 | 10nF | 10n | read from the layout by eye | |
| ×2 | 2.2nF | 2.2n | read from the layout by eye | |
| ×1 | 56nF | 56n | read from the layout by eye | |
| ×1 | 100nF | 100n | read from the layout by eye | |
| ×2 | 100uF | 100u | electrolytic; read from the layout by eye | |
| ×1 | 22uF | 22u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| ×1 | 1N4001 | 1N4001 | read from the layout by eye | |
| Transistors 3 | ||||
| Q1 | J201 | J201 | JFET; read from the layout by eye | |
| Q2 | J201 | J201 | JFET; read from the layout by eye | |
| Q3 | J201 | J201 | JFET; read from the layout by eye | |
| Potentiometers 4 | ||||
| Tone | A500K | A500k | Potentiometer | read from the layout by eye |
| Sag | B1K | B1k | Potentiometer | read from the layout by eye |
| Gain | A500K | A500k | Potentiometer | read from the layout by eye |
| Volume | A250K | A250k | Potentiometer | read from the layout by eye |
| Trimmers 1 | ||||
| ×3 | 100K | 100k | read from the layout by eye | |
Other boards based on the Menatone Ms. Foxy Brown
- Menatone Ms. Foxy Brown Dirtbox Layouts