125B · 4 knobs
PedalPCB· PCB479
Special K Distortion
Based on the EarthQuaker Devices Special Cranker· 4 other boards clone it
- Category
- Fuzz· OD / Distortion / Fuzz
- Price
- $10.00in stock
From the vendor
Controls
• Level
• Tone
• More
• Mode (Silicon/ Germanium)
Details
• Designed for a 125B enclosure with top-mounted jacks
The company, product and service names used in this web site are for identification purposes only. All trademarks and registered trademarks are the property of their respective owners.
This product is not manufactured or distributed by EarthQuaker Devices, maker of the EQD Special Cranker.
PedalPCB is in no way affiliated with EarthQuaker Devices
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 33 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 11 | ||||
| R1 | 1M | 1M | Resistor, 1/4W | |
| R2 | 10M | 10M | Resistor, 1/4W | |
| R3 | 33K | 33k | Resistor, 1/4W | |
| R4 | 390R | 390 | Resistor, 1/4W | |
| R5 | 2M2 | 2.2M | Resistor, 1/4W | |
| R6 | 22K | 22k | Resistor, 1/4W | |
| R7 | 1K | 1k | Resistor, 1/4W | |
| R8 | 4K7 | 4.7k | Resistor, 1/4W | |
| R9 | 22K | 22k | Resistor, 1/4W | |
| R10 | 100R | 100 | Resistor, 1/4W | |
| R100 | 4K7 | 4.7k | Resistor, 1/4W | |
| Capacitors 8 | ||||
| C1 | 100p | 100p | Ceramic capacitor | |
| C2 | 10n | 10n | Film capacitor, 7.2 x 2.5mm | |
| C3 | 82n | 82n | Film capacitor, 7.2 x 2.5mm | |
| C4 | 100u | 100u | Electrolytic capacitor, 6.35mm | |
| C5 | 82n | 82n | Film capacitor, 7.2 x 2.5mm | |
| C6 | 82n | 82n | Film capacitor, 7.2 x 2.5mm | |
| C7 | 10n | 10n | Film capacitor, 7.2 x 2.5mm | |
| C100 | 100u | 100u | Electrolytic capacitor, 6.35mm | |
| Diodes 8 | ||||
| D1 | BAT41 | BAT41 | Signal diode, DO-35 | |
| D2 | 1N60P | 1N60P | Signal diode, DO-35 | |
| D3 | 1N60P | 1N60P | Signal diode, DO-35 | |
| D4 | 1N60P | 1N60P | Signal diode, DO-35 | |
| D5 | D9K | D9K | Germanium diode | |
| D6 | D9K | D9K | Germanium diode | |
| D7 | D9K | D9K | Germanium diode | |
| D100 | 1N5817 | 1N5817 | Schottky diode, DO-41 | |
| Transistors 2 | ||||
| Q1 | 2N3904 | 2N3904 | BJT transistor, NPN TO-92 | |
| Q2 | 2N3904 | 2N3904 | BJT transistor, NPN TO-92 | |
| Potentiometers 3 | ||||
| LEVEL | A100K | A100k | 16mm right-angle PCB mount pot | |
| TONE | A100K | A100k | 16mm right-angle PCB mount pot | |
| MORE | B10K | B10k | 16mm right-angle PCB mount pot | |
| Switches 1 | ||||
| MODE | SPDT | SPDT | Toggle switch, SPDT | 2-position (ON/ON) |
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