125B
PedalPCB· PCB497
Fat Bottom Boost
Based on the Ibanez BB9 Big Bottom Boost
- Category
- Fuzz· OD / Distortion / Fuzz
- Price
- $12.00in stock
From the vendor
Controls
• Level
• Tone
• Gain
Specifications
• Designed for a 125B enclosure with top-mounted jacks
Documentation
Schematic
The schematic is in the vendor's build document, page 4. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 59 rows
Report a wrong parse| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 25 | ||||
| R1 | 1M | 1M | Resistor, 1/4W | |
| R2 | 11K2 | 11.2k | Resistor, 1/4W | |
| R3 | 470K | 470k | Resistor, 1/4W | |
| R4 | 1K | 1k | Resistor, 1/4W | |
| R5 | 50K | 50k | Resistor, 1/4W | |
| R6 | 10K | 10k | Resistor, 1/4W | |
| R7 | 8K2 | 8.2k | Resistor, 1/4W | |
| R8 | 10K | 10k | Resistor, 1/4W | |
| R9 | 1K | 1k | Resistor, 1/4W | |
| R10 | 51K | 51k | Resistor, 1/4W | |
| R11 | 470K | 470k | Resistor, 1/4W | |
| R12 | 22K | 22k | Resistor, 1/4W | |
| R13 | 1K2 | 1.2k | Resistor, 1/4W | |
| R14 | 820R | 820 | Resistor, 1/4W | |
| R15 | 3K3 | 3.3k | Resistor, 1/4W | |
| R16 | 10K | 10k | Resistor, 1/4W | |
| R17 | 68K | 68k | Resistor, 1/4W | |
| R18 | 22K | 22k | Resistor, 1/4W | |
| R20 | 12K | 12k | Resistor, 1/4W | |
| R21 | 1K | 1k | Resistor, 1/4W | |
| R22 | 1M | 1M | Resistor, 1/4W | |
| R23 | 51R | 51 | Resistor, 1/4W | |
| R24 | 51R | 51 | Resistor, 1/4W | |
| R25 | 100K | 100k | Resistor, 1/4W | |
| CLR | 4K7 | 4.7k | Resistor, 1/4W | * LED current limiting resistor |
| Capacitors 24 | ||||
| C1 | 47p | 47p | Ceramic capacitor | |
| C2 | 1u | 1u | Film capacitor, 7.2 x 5.0mm | |
| C3 | 3u3 | 3.3u | Electrolytic capacitor, 5mm | |
| C4 | 47p | 47p | Ceramic capacitor | |
| C5 | 33n | 33n | Film capacitor, 7.2 x 2.5mm | |
| C6 | 10p | 10p | Ceramic capacitor | |
| C7 | 47n | 47n | Film capacitor, 7.2 x 2.5mm | |
| C8 | 47n | 47n | Film capacitor, 7.2 x 2.5mm | |
| C9 | 10p | 10p | Ceramic capacitor | |
| C10 | 22n | 22n | Film capacitor, 7.2 x 2.5mm | |
| C11 | 22n | 22n | Film capacitor, 7.2 x 2.5mm | |
| C12 | 100p | 100p | Ceramic capacitor | |
| C13 | 470p | 470p | Ceramic capacitor | |
| C14 | 10u | 10u | Electrolytic capacitor, 5mm | |
| C15 | 47p | 47p | Ceramic capacitor | |
| C16 | 47u | 47u | Electrolytic capacitor, 5mm | |
| C17 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C18 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C19 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C20 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C21 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C22 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C100 | 10u | 10u | Electrolytic capacitor, 5mm | |
| C101 | 10u | 10u | Electrolytic capacitor, 5mm | |
| Diodes 3 | ||||
| D1 | 1N4002 | 1N4002 | Standard recovery diode, DO-41 | |
| D2 | 1N4002 | 1N4002 | Standard recovery diode, DO-41 | |
| D100 | 1N5817 | 1N5817 | Schottky diode, DO-41 | |
| ICs 4 | ||||
| IC1 | JRC4558D | JRC4558D | Dual op-amp, DIP8 | |
| IC2 | JRC4558D | JRC4558D | Dual op-amp, DIP8 | |
| IC3 | JRC4558D | JRC4558D | Dual op-amp, DIP8 | |
| IC100 | TC1044SCPA | TC1044SCPA | Charge pump IC, DIP8 | |
| Potentiometers 3 | ||||
| LEVEL | B100K | B100k | 16mm right-angle PCB mount pot | |
| TONE | B25K | B25k | 16mm right-angle PCB mount pot | |
| GAIN | B50K DUAL | B50K DUAL | 16mm right-angle PCB mount pot | � Dual gang potentiometer |