Enclosure not stated · 5 knobs
Spektr 3 - Fuzz section
Based on the Spektr 3 - Fuzz section
From the post
Schematic is avaiable HERE.
Schematic
This is a board layout, a drawing of where each part goes, and the post may link the schematic it was drawn from. Open the layout at Dirtbox Layouts. No KiCad fragment has been drawn for this circuit yet.
Parts list 36 rows
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Check before you build · 1 value the reader of this layout was not sure of
- 500nF at the right edge (rows K-M): printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 12 | ||||
| ×2 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| ×3 | 10K | 10k | read from the layout by eye | |
| ×2 | 47K | 47k | read from the layout by eye | |
| ×2 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 75K | 75k | read from the layout by eye | |
| ×1 | 24K | 24k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×1 | 2K | 2k | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| ×1 | 560Ω | 560 | read from the layout by eye | |
| ×1 | 470Ω | 470 | read from the layout by eye | |
| Capacitors 12 | ||||
| ×2 | 47nF | 47n | read from the layout by eye | |
| ×1 | 500nF | 500n | read from the layout by eye | |
| ×1 | 150nF | 150n | read from the layout by eye | |
| ×1 | 33nF | 33n | read from the layout by eye | |
| ×1 | 2.2nF | 2.2n | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×3 | 4.7uF | 4.7u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| ×1 | 33uF | 33u | electrolytic; read from the layout by eye | |
| ×1 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×1 | 1uF | 1u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 4 | ||||
| Q1 | 2N5088 | 2N5088 | 2N5088, 2N5089 etc. (KT3102E in original); read from the layout by eye | |
| Q2 | PN2222 | PN2222 | PN2222, 2N3904 etc. (KT315G in original); read from the layout by eye | |
| Q3 | 2N5088 | 2N5088 | 2N5088, 2N5089 etc. (KT3102E in original); read from the layout by eye | |
| Q4 | PN2222 | PN2222 | PN2222, 2N3904 etc. (KT315G in original); read from the layout by eye | |
| Potentiometers 5 | ||||
| Limit | B2K | B2k | Potentiometer | read from the layout by eye |
| High | A50K | A50k | Potentiometer | read from the layout by eye |
| Low | A50K | A50k | Potentiometer | read from the layout by eye |
| Fuzz Level | B5K | B5k | Potentiometer | read from the layout by eye |
| Boost | B10K | B10k | Potentiometer | read from the layout by eye |
| Trimmers 1 | ||||
| ×1 | 5K | 5k | read from the layout by eye | |
| Switches 1 | ||||
| EQ Sw | 3PDT | 3PDT | footswitch; read from the layout by eye | |