125B · 5 knobs
PedalPCB· PCB071
Van Pelt Drive
Based on the JHS Charlie Brown V4· 1 other board clones it
- Category
- Fuzz· OD / Distortion / Fuzz
- Price
- $10.00in stock
- Tags
- 125B, 125B 5-Knob (Type 1)
From the vendor
Controls
• Volume – Controls the master output volume
• Drive– Controls the amount of signal gain
• Treble – Controls the level of Treble frequencies
• Mid – Controls the level of Midrange frequencies
• Bass – Controls the level of Bass frequencies
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 JHS Pedals, maker of the JHS Charlie Brown.
PedalPCB is not affiliated with JHS Pedals.
Schematic
The schematic is in the vendor's build document. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 58 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 29 | ||||
| R1 | 1M | 1M | ||
| R20 | 68K | 68k | ||
| R2 | 10M | 10M | ||
| R21 | 15K | 15k | ||
| R3 | 100K | 100k | ||
| R22 | 10K | 10k | ||
| R4 | 62K | 62k | ||
| R23 | 90K9 | 90.9k | ||
| R5 | 2K7 | 2.7k | ||
| R24 | 47K | 47k | ||
| R6 | 2K7 | 2.7k | ||
| R25 | 100K | 100k | ||
| R7 | 470K | 470k | ||
| R26 | 10K | 10k | ||
| R8 | 1M | 1M | ||
| R29 | 22K | 22k | ||
| R9 | 1M | 1M | ||
| R30 | 22K | 22k | ||
| R10 | 180 | 180 | ||
| R100 | 4K7 | 4.7k | ||
| R11 | 5K1 | 5.1k | ||
| R12 | 1M | 1M | ||
| R13 | 1M | 1M | ||
| R14 | 330 | 330 | ||
| R15 | 5K1 | 5.1k | ||
| R16 | 6K8 | 6.8k | ||
| R17 | 6K8 | 6.8k | ||
| R18 | 2K2 | 2.2k | ||
| R19 | 2K2 | 2.2k | ||
| Capacitors 18 | ||||
| C1 | 100n | 100n | ||
| C2 | 10u | 10u | ||
| C3 | 22n | 22n | ||
| C4 | 100u | 100u | ||
| C5 | 470p | 470p | ||
| C6 | 22n | 22n | ||
| C7 | 10u | 10u | ||
| C8 | 47n | 47n | ||
| C9 | 10n | 10n | ||
| C10 | 10n | 10n | ||
| C11 | 10u | 10u | ||
| C12 | 10n | 10n | ||
| C13 | 1n | 1n | ||
| C14 | 1n | 1n | ||
| C15 | 100u | 100u | ||
| C16 | 100n | 100n | ||
| C17 | 100u | 100u | ||
| C18 | 2n2 | 2.2n | ||
| Diodes 2 | ||||
| D1 | 9V1 | 9V1 | ||
| D100 | 1N5817 | 1N5817 | ||
| Transistors 3 | ||||
| Q1 | BS170 | BS170 | ||
| Q2 | BS170 | BS170 | ||
| Q3 | BS170 | BS170 | ||
| ICs 1 | ||||
| IC1 | TL072 | TL072 | ||
| Potentiometers 5 | ||||
| VOLUME | A100K | A100k | Potentiometer | |
| DRIVE | C10K | C10k | Potentiometer | |
| TREBLE | B25K | B25k | Potentiometer | |
| MID | B25K | B25k | Potentiometer | |
| BASS | B25K | B25k | Potentiometer | |
Other boards based on the JHS Charlie Brown V4
- JHS Charlie Brown V4 Dirtbox Layouts