Enclosure not stated · 4 knobs
Mesa/Boogie Flux-DriveVerified
Based on the Mesa Boogie Flux Drive· 4 other boards clone it
From the post
A slightly modified version of Xotic BB Preamp from Mesa Boogie.
You can find original thread and schematic 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 Tagboard Effects. No KiCad fragment has been drawn for this circuit yet.
Parts list 31 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
Check before you build · 2 values the reader of this layout was not sure of
- 19K resistor right of the 4558, between 1K8 and 10K: printed clearly, unusual value
- Transistors are labelled only '5089' at the board edge; entered as 2N5089
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 12 | ||||
| ×9 | 10K | 10k | read from the layout by eye | |
| ×4 | 4K7 | 4.7k | read from the layout by eye | |
| ×3 | 1K | 1k | read from the layout by eye | |
| ×2 | 510K | 510k | read from the layout by eye | |
| ×2 | 33K | 33k | read from the layout by eye | |
| ×1 | 1K8 | 1.8k | read from the layout by eye | |
| ×1 | 19K | 19k | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| ×1 | 470R | 470 | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 220R | 220 | read from the layout by eye | |
| ×1 | 47K | 47k | read from the layout by eye | |
| Capacitors 11 | ||||
| ×1 | 51p | 51p | read from the layout by eye | |
| ×1 | 180p | 180p | read from the layout by eye | |
| ×2 | 4n7 | 4.7n | read from the layout by eye | |
| ×1 | 22n | 22n | read from the layout by eye | |
| ×2 | 33n | 33n | read from the layout by eye | |
| ×1 | 47n | 47n | read from the layout by eye | |
| ×2 | 100n | 100n | read from the layout by eye | |
| ×2 | 220n | 220n | read from the layout by eye | |
| ×2 | 1u | 1u | film (box); read from the layout by eye | |
| ×3 | 10u | 10u | electrolytic; read from the layout by eye | |
| ×1 | 100u | 100u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| ×4 | 1N4148 | 1N4148 | D1-D4; read from the layout by eye | |
| Transistors 1 | ||||
| ×2 | 2N5089 | 2N5089 | printed 5089; read from the layout by eye | |
| ICs 2 | ||||
| ×1 | 4558 | 4558 | read from the layout by eye | |
| ×1 | TL072 | TL072 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Gain | B1M | B1M | Potentiometer | read from the layout by eye |
| Treble | B50K | B50k | Potentiometer | read from the layout by eye |
| Bass | B50K | B50k | Potentiometer | read from the layout by eye |
| Level | B100K | B100k | Potentiometer | read from the layout by eye |
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