125B · 3 knobs
PedalPCB· PCB741
Fist Bump Overdrive
Based on the Randall Facepunch Overdrive· 1 other board clones it
From the vendor
Controls
• Punch
• Smooth
• Frequency
Details
• Designed for a 125B enclosure with top-mounted jacks
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 25 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 11 | ||||
| R1 | 1M | 1M | Resistor, 1/4W | |
| R2 | 1M | 1M | Resistor, 1/4W | |
| R3 | 100K | 100k | Resistor, 1/4W | |
| R4 | 1K | 1k | Resistor, 1/4W | |
| R5 | 470R | 470 | Resistor, 1/4W | |
| R6 | 330K | 330k | Resistor, 1/4W | |
| R7 | 330K | 330k | Resistor, 1/4W | |
| R8 | 10K | 10k | Resistor, 1/4W | |
| R9 | 100K | 100k | Resistor, 1/4W | |
| R100 | 10R | 10 | Resistor, 1/4W | |
| CLR | 4K7 | 4.7k | Resistor, 1/4W | * LED current limiting resistor |
| Capacitors 8 | ||||
| C1 | 47n | 47n | Film capacitor, 7.2 x 2.5mm | |
| C2 | 1n | 1n | Film capacitor, 7.2 x 2.5mm | |
| C3 | 100u | 100u | Electrolytic capacitor, 5mm | |
| C4 | 10n | 10n | Film capacitor, 7.2 x 2.5mm | |
| C5 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C6 | 4u7 | 4.7u | Electrolytic capacitor, 5mm | |
| C100 | 100u | 100u | Electrolytic capacitor, 5mm | |
| C101 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| Diodes 1 | ||||
| D100 | 1N5817 | 1N5817 | Schottky diode, DO-41 | |
| Transistors 2 | ||||
| Q1 | BC550C | BC550C | BJT transistor, NPN TO-92 | |
| Q2 | BC550C | BC550C | BJT transistor, NPN TO-92 | |
| Potentiometers 3 | ||||
| FREQ | A1M | A1M | 16mm right-angle PCB mount pot | |
| PUNCH | A10K | A10k | 16mm right-angle PCB mount pot | |
| SMOOTH | B100K | B100k | 16mm right-angle PCB mount pot | |
Other boards based on the Randall Facepunch Overdrive
- Randall Facepunch Overdrive Dirtbox Layouts