125B · 1 knobs
PedalPCB· PCB377
Station Wah
- Category
- EQ / Filter
- Controls
- Frequency
- Price
- $8.00in stock
- Tags
- 125B, 125B 1-Knob (Type 1)
From the vendor
Controls
• Frequency
Specifications
• Designed for a 125B enclosure with top-mounted jacks
Documentation
Schematic
The schematic is in the vendor's build document, page 3. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 29 rows
Report a wrong parse| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 15 | ||||
| R1 | 2M2 | 2.2M | Resistor, 1/4W | |
| R2 | 1M8 | 1.8M | Resistor, 1/4W | |
| R3 | 1K | 1k | Resistor, 1/4W | |
| R4 | 10K | 10k | Resistor, 1/4W | |
| R5 | 68K | 68k | Resistor, 1/4W | |
| R6 | 22K | 22k | Resistor, 1/4W | |
| R7 | 390R | 390 | Resistor, 1/4W | |
| R8 | 470K | 470k | Resistor, 1/4W | |
| R9 | 1K5 | 1.5k | Resistor, 1/4W | |
| R10 | 82K | 82k | Resistor, 1/4W | |
| R11 | 33K | 33k | Resistor, 1/4W | |
| R12 | 470K | 470k | Resistor, 1/4W | |
| R13 | 1K | 1k | Resistor, 1/4W | |
| R14 | 10K | 10k | Resistor, 1/4W | |
| R100 | 4K7 | 4.7k | Resistor, 1/4W | |
| Capacitors 8 | ||||
| C1 | 10n | 10n | Film capacitor, 7.2 x 2.5mm | |
| C2 | 22p | 22p | Ceramic capacitor | |
| C3 | 10n | 10n | Film capacitor, 7.2 x 2.5mm | |
| C4 | 4u7 | 4.7u | Electrolytic capacitor, 5mm | |
| C5 | 220n | 220n | Film capacitor, 7.2 x 5.0mm | |
| C6 | 10n | 10n | Film capacitor, 7.2 x 2.5mm | |
| C7 | 220n | 220n | Film capacitor, 7.2 x 5.0mm | |
| C100 | 220u | 220u | Electrolytic capacitor, 5mm | |
| Diodes 1 | ||||
| D100 | 1N5817 | 1N5817 | Schottky diode, DO-41 | |
| Transistors 3 | ||||
| Q1 | MPSA18 | MPSA18 | BJT transistor, NPN TO-92 | |
| Q2 | MPSA18 | MPSA18 | BJT transistor, NPN TO-92 | |
| Q3 | MPSA18 | MPSA18 | BJT transistor, NPN TO-92 | |
| Inductors 1 | ||||
| L1 | 500mH | 500mH | Fasel Inductor (500mH) | Alternate part: 42TM013 |
| Potentiometers 1 | ||||
| FREQ | B100K | B100k | 16mm right-angle PCB mount pot | |