Enclosure not stated · 4 knobs
Pearl CO-04 Compressor
Based on the Pearl CO-04 Compressor
- Category
- Compressor
- Build
- Vero· 27×22· 38 cuts, 16 links
- Layout
- Unverified · no build reported at Dirtbox Layouts yet
- Tags
- Compressor, Pearl
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 39 rows
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Check before you build · 1 value the reader of this layout was not sure of
- 10uF at the top edge (column 19, row A): drawn as a small translucent circle over a cut, taken as an electrolytic
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 15 | ||||
| ×7 | 10K | 10k | read from the layout by eye | |
| ×5 | 1K | 1k | read from the layout by eye | |
| ×3 | 100K | 100k | read from the layout by eye | |
| ×2 | 2.2K | 2.2k | read from the layout by eye | |
| ×2 | 3.3K | 3.3k | read from the layout by eye | |
| ×2 | 6.8K | 6.8k | read from the layout by eye | |
| ×2 | 22K | 22k | read from the layout by eye | |
| ×2 | 33K | 33k | read from the layout by eye | |
| ×1 | 15K | 15k | read from the layout by eye | |
| ×1 | 47K | 47k | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 2.2M | 2.2M | read from the layout by eye | |
| ×1 | 220Ω | 220 | read from the layout by eye | |
| ×1 | 470Ω | 470 | read from the layout by eye | |
| Capacitors 9 | ||||
| ×2 | 1uF | 1u | read from the layout by eye | |
| ×1 | 33nF | 33n | read from the layout by eye | |
| ×1 | 27nF | 27n | read from the layout by eye | |
| ×1 | 6.8nF | 6.8n | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×2 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×1 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×2 | 47uF | 47u | electrolytic; read from the layout by eye | |
| ×1 | 220uF | 220u | electrolytic; read from the layout by eye | |
| Diodes 4 | ||||
| D1 | 1N4148 | 1N4148 | 1N4148/1N914; read from the layout by eye | |
| D2 | 1N4148 | 1N4148 | 1N4148/1N914; read from the layout by eye | |
| D3 | 5.1V Zener | 5V1 | read from the layout by eye | |
| D4 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 3 | ||||
| Q1 | 2N5088 | 2N5088 | 2SC2240-GR in original; read from the layout by eye | |
| Q2 | 2SK30-A | 2SK30-A | JFET; read from the layout by eye | |
| Q3 | 2N3906 | 2N3906 | 2SA1015-Y in original; read from the layout by eye | |
| ICs 3 | ||||
| IC1 | JRC4558DD | JRC4558DD | read from the layout by eye | |
| IC2 | CA3080 | CA3080 | read from the layout by eye | |
| IC3 | TL022 | TL022 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Sustain | C200K | C200k | Potentiometer | read from the layout by eye |
| Attack | C100K | C100k | Potentiometer | read from the layout by eye |
| Tone | B10K | B10k | Potentiometer | read from the layout by eye |
| Level | B50K | B50k | Potentiometer | read from the layout by eye |
| Trimmers 1 | ||||
| ×1 | 50K | 50k | read from the layout by eye | |