Enclosure not stated · 4 knobs
Catalinbread CB30 V1
Based on the Catalinbread CB30 V1
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 33 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 9 | ||||
| ×4 | 1M | 1M | read from the layout by eye | |
| ×2 | 2.2M | 2.2M | read from the layout by eye | |
| ×3 | 470K | 470k | read from the layout by eye | |
| ×1 | 200K | 200k | read from the layout by eye | |
| ×3 | 100K | 100k | read from the layout by eye | |
| ×1 | 47K | 47k | read from the layout by eye | |
| ×2 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| ×2 | 390Ω | 390 | read from the layout by eye | |
| Capacitors 14 | ||||
| ×1 | 680nF | 680n | read from the layout by eye | |
| ×1 | 220nF | 220n | read from the layout by eye | |
| ×3 | 100nF | 100n | read from the layout by eye | |
| ×3 | 22nF | 22n | read from the layout by eye | |
| ×1 | 10nF | 10n | 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 | |
| ×2 | 470pF | 470p | read from the layout by eye | |
| ×1 | 330pF | 330p | read from the layout by eye | |
| ×1 | 100pF | 100p | read from the layout by eye | |
| ×1 | 47pF | 47p | read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| ×1 | 22uF | 22u | electrolytic; read from the layout by eye | |
| ×2 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 5 | ||||
| Q1 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Q2 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Q3 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Q4 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Q5 | 2N5457 | 2N5457 | JFET; read from the layout by eye | |
| Potentiometers 4 | ||||
| Gain | A500K | A500k | Potentiometer | read from the layout by eye |
| Treble | A1M | A1M | Potentiometer | read from the layout by eye |
| Bass | A1M | A1M | Potentiometer | read from the layout by eye |
| Volume | A100K | A100k | Potentiometer | read from the layout by eye |