Enclosure not stated · 4 knobs
The Phase Locked Fuzz
- Category
- Fuzz
- Controls
- Level · Blend · Track · Width
- Price
- see vendor
From the vendor
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THE PHASE LOCKED FUZZ
The Phase Locked Fuzz is a fuzz / guitar synthesizer that is based around a "discrete" phase locked loop circuit.
It was designed as a personal challenge, to learn more about phase locked loops, and uses transistors and op amps instead of a dedicated PLL IC (CD4046). It's a bit of a novelty, as there's really no benefit of doing it this way. But I did replace the typical square wave oscillator with a saw tooth oscillator, to add more of a difference compared to a CD4046 based pedal.
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• PCB available in the shop
• Build document PDF
DIY kit available from Das Musikding
Schematic
The schematic is in the vendor's build document, page 8. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 56 rows
Report a wrong parse| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 26 | ||||
| R1 | 1M | 1M | ||
| R23 | 22K | 22k | ||
| R2 | 1M | 1M | ||
| R24 | 47K | 47k | ||
| R3 | 1M | 1M | ||
| R25 | 47K | 47k | ||
| R4 | 1M | 1M | ||
| R26 | 82K | 82k | ||
| R5 | 100K | 100k | ||
| R6 | 100K | 100k | ||
| R7 | 100K | 100k | ||
| R8 | 100K | 100k | ||
| R9 | 100K | 100k | ||
| R10 | 100K | 100k | ||
| R11 | 100K | 100k | ||
| R12 | 100K | 100k | ||
| R13 | 100K | 100k | ||
| R14 | 1K | 1k | ||
| R15 | 1K | 1k | ||
| R16 | 1K | 1k | ||
| R17 | 2.2K | 2.2k | ||
| R18 | 2.7K | 2.7k | ||
| R19 | 10K | 10k | ||
| R20 | 10K | 10k | ||
| R21 | 10K | 10k | ||
| R22 | 10K | 10k | ||
| Capacitors 13 | ||||
| C1 | 100nF | 100n | ||
| C2 | 100nF | 100n | ||
| C3 | 100nF | 100n | ||
| C4 | 100nF | 100n | ||
| C5 | 1nF | 1n | ||
| C6 | 2.2nF | 2.2n | ||
| C7 | 4.7nF | 4.7n | ||
| C8 | 100pF | 100p | ||
| C9 | 100pF | 100p | ||
| C10 | 68nF | 68n | ||
| C11 | 3.3uF | 3.3u | ||
| C12 | 47uF | 47u | ||
| C13 | 100nF | 100n | ||
| Diodes 6 | ||||
| D1 | 1N4148 | 1N4148 | ||
| D2 | 1N4148 | 1N4148 | ||
| D3 | 1N4148 | 1N4148 | ||
| D4 | 1N4148 | 1N4148 | ||
| D5 | 1N4148 | 1N4148 | ||
| D6 | 1N4001 | 1N4001 | ||
| Transistors 4 | ||||
| Q1 | 2N3904 | 2N3904 | ||
| Q2 | 2N3904 | 2N3904 | ||
| Q3 | 2N3906 | 2N3906 | ||
| Q4 | 2N3906 | 2N3906 | ||
| ICs 3 | ||||
| U1 | CD4069 | CD4069 | ||
| U2 | CD4013 | CD4013 | ||
| U3 | LM324 | LM324 | ||
| Potentiometers 4 | ||||
| LEVEL | A100K | A100k | Potentiometer | |
| BLEND | B50K | B50k | Potentiometer | |
| TRACK | A250K | A250k | Potentiometer | |
| WIDTH | C100K | C100k | Potentiometer | |