Enclosure not stated · 3 knobs
VOCU Hybrid OverdriveVerified
Based on the VOCU Hybrid Overdrive· 1 other board clones it
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 25 rows
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Check before you build · 1 value the reader of this layout was not sure of
- Resistor at column 19, rows D-G (under the right-hand 1uF film cap, below the Volume trimmer): reads '100' with the last character hidden; label spacing suggests four characters, so 100K or 100Ω - entered as 100K
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 5 | ||||
| ×4 | 1K | 1k | read from the layout by eye | |
| ×5 | 10K | 10k | read from the layout by eye | |
| ×2 | 510K | 510k | read from the layout by eye | |
| ×2 | 1M | 1M | read from the layout by eye | |
| ×1 | 100K | 100k | last character hidden, could be 100Ω; read from the layout by eye | |
| Capacitors 7 | ||||
| ×1 | 100pF | 100p | read from the layout by eye | |
| ×2 | 22nF | 22n | read from the layout by eye | |
| ×3 | 100nF | 100n | two ceramic, one film; read from the layout by eye | |
| ×2 | 220nF | 220n | read from the layout by eye | |
| ×3 | 1uF | 1u | film; read from the layout by eye | |
| ×3 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×2 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 4 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| D2 | 1N5817 | 1N5817 | read from the layout by eye | |
| D3 | 1N5817 | 1N5817 | read from the layout by eye | |
| D4 | 1N4001 | 1N4001 | read from the layout by eye | |
| ICs 3 | ||||
| IC1 | 4558 | 4558 | read from the layout by eye | |
| IC2 | 4558 | 4558 | read from the layout by eye | |
| IC3 | LT1054 | LT1054 | charge pump; read from the layout by eye | |
| Potentiometers 3 | ||||
| Gain | A1M | A1M | Potentiometer | read from the layout by eye |
| Tone | B20K | B20k | Potentiometer | read from the layout by eye |
| Level | B100K | B100k | Potentiometer | read from the layout by eye |
| Trimmers 2 | ||||
| Mid Cut | 5K | 5k | read from the layout by eye | |
| Volume | 100K | 100k | read from the layout by eye | |
| Switches 1 | ||||
| Switch | DPDT | DPDT | on/on; read from the layout by eye | |
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