Enclosure not stated · 1 knob
Bespeco Weeper Wah/VolumeVerified
Based on the Bespeco Weeper Wah/Volume
- Category
- Wah / Envelope
- Controls
- Wah
- Build
- Vero· 15×12· 6 cuts, 3 links
- Layout
- Verified · Tagboard Effects marks it as built and working
- Tags
- Wah
From the post
Simple one transistor wah with even simpler volume pedal wiring. Assuming you have wah enclosures to spare.
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 Tagboard Effects. No KiCad fragment has been drawn for this circuit yet.
Parts list 17 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 8 | ||||
| ×5 | 100K | 100k | read from the layout by eye | |
| ×1 | 10K | 10k | read from the layout by eye | |
| ×1 | 3.3M | 3.3M | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 47K | 47k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 68K | 68k | read from the layout by eye | |
| ×1 | 560Ω | 560 | read from the layout by eye | |
| Capacitors 6 | ||||
| ×3 | 4.7nF | 4.7n | read from the layout by eye | |
| ×1 | 150nF | 150n | read from the layout by eye | |
| ×1 | 100nF | 100n | read from the layout by eye | |
| ×1 | 22pF | 22p | read from the layout by eye | |
| ×2 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N4001 | 1N4001 | read from the layout by eye | |
| Transistors 1 | ||||
| ×1 | BC547B | BC547B | read from the layout by eye | |
| Potentiometers 1 | ||||
| Wah | B100K | B100k | Potentiometer | dual gang for volume feature; read from the layout by eye |