125B · 4 knobs
PedalPCB· PCB131
Sour Grape Fuzz
Based on the Keeley Rotten Apple· 2 other boards clone it
- Category
- Fuzz
- Price
- $8.00in stock
- Tags
- 125B
From the vendor
Controls
• Loud – Controls the output volume
• Tone – Controls the tone
• Buzz – Controls the amount of fuzz
• EQ Taper – Shifts the tone control midrange focus
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 Keeley Electronics, maker of the Rotten Apple.
PedalPCB is not affiliated with Keeley Electronics.
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 36 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 18 | ||||
| R2 | 4K7 | 4.7k | ||
| R3 | 3K9 | 3.9k | ||
| R4 | 10K | 10k | ||
| R5 | 10K | 10k | ||
| R6 | 1M | 1M | ||
| R7 | 470K | 470k | ||
| R8 | 470K | 470k | ||
| R9 | 220K | 220k | ||
| R10 | 22K | 22k | ||
| R11 | 10K | 10k | ||
| R12 | 47K | 47k | ||
| R13 | 15K | 15k | ||
| R14 | 5K6 | 5.6k | ||
| R16 | 220R | 220 | ||
| R17 | 100K | 100k | ||
| R18 | 27K | 27k | ||
| R19 | 5K6 | 5.6k | ||
| R20 | 1K5 | 1.5k | ||
| Capacitors 13 | ||||
| C2 | 100u | 100u | ||
| C4 | 10u | 10u | ||
| C5 | 10n | 10n | ||
| C6 | 470n | 470n | ||
| C7 | 4n7 | 4.7n | ||
| C8 | 4n7 | 4.7n | ||
| C9 | 10u | 10u | ||
| C11 | 330p | 330p | ||
| C12 | 100n | 100n | ||
| C14 | 100n | 100n | ||
| C15 | 1u | 1u | ||
| C16 | 1u | 1u | ||
| C17 | 1u | 1u | ||
| Diodes 1 | ||||
| D4 | 1N5817 | 1N5817 | ||
| ICs 1 | ||||
| IC1 | TL074 | TL074 | ||
| Switches 1 | ||||
| SW1 | SPDT | SPDT | ||
| LEDs 2 | ||||
| D1 | 3mm Red LED | 3MM RED LED | ||
| D2 | 3mm Red LED | 3MM RED LED | ||
Other boards based on the Keeley Rotten Apple
- Keeley Rotten Apple Dirtbox Layouts
- Keeley Rotten Apple Effects Layouts (blog) · 1590B