Enclosure not stated · 4 knobs
Catalinbread Dirty Little Secret V2Verified
Based on the Catalinbread Dirty Little Secret Mk. II· 1 other board clones it
- Category
- Preamp / Amp-in-a-box
- Build
- Vero· 19×17· 18 cuts, 6 links
- Layout
- Verified · Dirtbox Layouts marks it as built and working
- Tags
- Amp Emulator, Catalinbread, Distortion, Overdrive, Pre Amp
From the post
Recently traced by Aion Electronics. Schematic is avaiable 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 31 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
- 2M at col 13, rows B-D: printed clearly, unusual value
- 130Ω at col 18, rows I-K: printed clearly, unusual value
- 2K at col 3, rows B-E: printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 12 | ||||
| ×2 | 2.2M | 2.2M | read from the layout by eye | |
| ×1 | 2M | 2M | read from the layout by eye | |
| ×5 | 1M | 1M | read from the layout by eye | |
| ×3 | 470K | 470k | read from the layout by eye | |
| ×2 | 33K | 33k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×1 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 3.3K | 3.3k | read from the layout by eye | |
| ×1 | 2K | 2k | read from the layout by eye | |
| ×2 | 1K | 1k | read from the layout by eye | |
| ×1 | 130Ω | 130 | read from the layout by eye | |
| ×1 | 100Ω | 100 | read from the layout by eye | |
| Capacitors 9 | ||||
| ×2 | 680nF | 680n | read from the layout by eye | |
| ×3 | 220nF | 220n | read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×4 | 22nF | 22n | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×5 | 470pF | 470p | read from the layout by eye | |
| ×1 | 100pF | 100p | read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| ×2 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 5 | ||||
| Q1 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Q2 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Q3 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Q4 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Q5 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Potentiometers 4 | ||||
| Pre Amp | A1M | A1M | Potentiometer | read from the layout by eye |
| Fullness | A1M | A1M | Potentiometer | read from the layout by eye |
| Presence | B250K | B250k | Potentiometer | read from the layout by eye |
| Master | A250K | A250k | Potentiometer | read from the layout by eye |
Other boards based on the Catalinbread Dirty Little Secret Mk. II
- Triton Mk. II Aion FX · 125B · $12.50