Enclosure not stated · 1 knob
Roland AD-50 Double Beat Wah section
Based on the Roland AD-50 Double Beat Wah section
- Category
- Wah / Envelope
- Controls
- Wah
- Build
- Vero· 19×12· 7 cuts, 2 links
- Layout
- Unverified · no build reported at Dirtbox Layouts yet
- Tags
- Roland, Wah
From the post
This was a request. Primary intended for the fuzz section but could of course be used as a stand alone unit.
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 19 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
Check before you build · 1 value the reader of this layout was not sure of
- 20K at column 2, rows D-G: printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 11 | ||||
| ×2 | 470K | 470k | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| ×1 | 68K | 68k | read from the layout by eye | |
| ×1 | 47K | 47k | read from the layout by eye | |
| ×1 | 33K | 33k | read from the layout by eye | |
| ×1 | 20K | 20k | read from the layout by eye | |
| ×1 | 10K | 10k | read from the layout by eye | |
| ×1 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 1.5K | 1.5k | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| ×1 | 470Ω | 470 | read from the layout by eye | |
| Capacitors 3 | ||||
| ×2 | 220nF | 220n | read from the layout by eye | |
| ×2 | 10nF | 10n | read from the layout by eye | |
| ×2 | 10uF | 10u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 2 | ||||
| Q1 | 2N5088 | 2N5088 | 2N5088, BC549C etc.; 2SC1000 in original; read from the layout by eye | |
| Q2 | 2N3904 | 2N3904 | 2N3904, BC547B etc.; 2SC828 in original; read from the layout by eye | |
| Inductors 1 | ||||
| IND | 500mH | 500mH | wah inductor; read from the layout by eye | |
| Potentiometers 1 | ||||
| Wah | A100K | A100k | Potentiometer | read from the layout by eye |