125B · 3 knobs
PedalPCB· PCB550
Star Crunch
Based on the DMB Pedals Cosmic Crunch
- Category
- Boost
- Controls
- Volume · Gain · Mid Boost/Cut
- Price
- $8.00in stock
- Tags
- 125B
From the vendor
Controls
• Volume
• Gain
• Mid Boost/Cut (Toggle switch)
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 25 rows
Report a wrong parse| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 11 | ||||
| R1 | 1M | 1M | Resistor, 1/4W | |
| R2 | 1K | 1k | Resistor, 1/4W | |
| R3 | 4K7 | 4.7k | Resistor, 1/4W | |
| R4 | 470K | 470k | Resistor, 1/4W | |
| R5 | 1M | 1M | Resistor, 1/4W | |
| R6 | 10K | 10k | Resistor, 1/4W | |
| R7 | 10K | 10k | Resistor, 1/4W | |
| R100 | 100R | 100 | Resistor, 1/4W | |
| R101 | 22K | 22k | Resistor, 1/4W | |
| R102 | 22K | 22k | 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 | 47n | 47n | Film capacitor, 7.2 x 2.5mm | |
| C3 | 30p | 30p | Ceramic capacitor | |
| C4 | 4u7 | 4.7u | Electrolytic capacitor, 5mm | |
| C5 | 1n | 1n | Film capacitor, 7.2 x 2.5mm | |
| C6 | 33n | 33n | Film capacitor, 7.2 x 2.5mm | |
| C100 | 100u | 100u | Electrolytic capacitor, 5mm | |
| C101 | 10u | 10u | Electrolytic capacitor, 5mm | |
| Diodes 3 | ||||
| D1 | Red | RED | 3mm Red LED, Water clear | |
| D2 | Red | RED | 3mm Red LED, Water clear | |
| D100 | 1N5817 | 1N5817 | Schottky diode, DO-41 | |
| ICs 1 | ||||
| IC1 | TL072 | TL072 | Dual op-amp, DIP8 | |
| Potentiometers 2 | ||||
| LEVEL | A100K | A100k | 16mm right-angle PCB mount pot | |
| GAIN | C500K | C500k | 16mm right-angle PCB mount pot | |