125B · 3 knobs
PedalPCB· PCB602
Extreme Scream Machine
Based on the Maxon OD808X· 1 other board clones it
- Category
- Fuzz· OD / Distortion / Fuzz
- Price
- $8.00in stock
- Tags
- 125B, 125B 3-Knob (Type 1)
From the vendor
Controls
• Level
• Tone
• Drive
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 Maxon FX or Godlyke, Inc, maker of the Maxon Overdrive Extreme (OD808X).
PedalPCB is in no way affiliated with Maxon FX or Godlyke, Inc.
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 41 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 19 | ||||
| R1 | 2M2 | 2.2M | Resistor, 1/4W | |
| R2 | 1K | 1k | Resistor, 1/4W | |
| R3 | 510K | 510k | Resistor, 1/4W | |
| R4 | 10K | 10k | Resistor, 1/4W | |
| R5 | 10K | 10k | Resistor, 1/4W | |
| R6 | 4K7 | 4.7k | Resistor, 1/4W | |
| R7 | 51K | 51k | Resistor, 1/4W | |
| R8 | 1K | 1k | Resistor, 1/4W | |
| R9 | 10K | 10k | Resistor, 1/4W | |
| R10 | 220R | 220 | Resistor, 1/4W | |
| R11 | 1K | 1k | Resistor, 1/4W | |
| R12 | 1K | 1k | Resistor, 1/4W | |
| R13 | 510K | 510k | Resistor, 1/4W | |
| R14 | 10K | 10k | Resistor, 1/4W | |
| R15 | 10K | 10k | Resistor, 1/4W | |
| R16 | 470R | 470 | Resistor, 1/4W | |
| R100 | 10K | 10k | Resistor, 1/4W | |
| R101 | 10K | 10k | Resistor, 1/4W | |
| CLR | 4K7 | 4.7k | Resistor, 1/4W | * LED current limiting resistor |
| Capacitors 13 | ||||
| C1 | 22n | 22n | Film capacitor, 7.2 x 2.5mm | |
| C2 | 1u | 1u | Film capacitor, 7.2 x 5.0mm | |
| C3 | 47n | 47n | Film capacitor, 7.2 x 2.5mm | |
| C4 | 51p | 51p | Ceramic capacitor | |
| C5 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C6 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C7 | 4n7 | 4.7n | Film capacitor, 7.2 x 2.5mm | |
| C8 | 1u | 1u | Film capacitor, 7.2 x 5.0mm | |
| C9 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C10 | 10u | 10u | Electrolytic capacitor, 5mm | |
| C100 | 47u | 47u | Electrolytic capacitor, 5mm | |
| C101 | 100n | 100n | Film capacitor, 7.2 x 2.5mm | |
| C102 | 47u | 47u | Electrolytic capacitor, 5mm | |
| Diodes 3 | ||||
| D1 | 1N4148 | 1N4148 | Signal diode, DO-35 | |
| D2 | 1N4148 | 1N4148 | Signal diode, DO-35 | |
| D100 | 1N5817 | 1N5817 | Schottky diode, DO-41 | |
| Transistors 2 | ||||
| Q1 | 2SC1815 | 2SC1815 | BJT transistor, NPN TO-92 | |
| Q2 | 2SC1815 | 2SC1815 | BJT transistor, NPN TO-92 | |
| ICs 1 | ||||
| IC1 | JRC4558 | JRC4558 | Dual op-amp, DIP8 | |
| Potentiometers 3 | ||||
| LEVEL | B100K | B100k | 16mm right-angle PCB mount pot | |
| TONE | W20K | W20k | 16mm right-angle PCB mount pot | |
| DRIVE | A500K | A500k | 16mm right-angle PCB mount pot | |
Other boards based on the Maxon OD808X
- OD808X PCBWay: Glory to Ukraine