Enclosure not stated · 3 knobs
Burns BuzzaroundVerified
Based on the Baldwin-Burns Buzzaround· 13 other boards clone it
From the post
Here's an interesting take on the Tone Bender Mk III. Original units were positive ground, so the perf side of the layout reflects that, while the PCB side is set up for daisy-chainable negative ground.
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 Effects Layouts (blog). No KiCad fragment has been drawn for this circuit yet.
Parts list 17 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 7 | ||||
| ×3 | 10K | 10k | read from the layout by eye | |
| ×1 | 470K | 470k | read from the layout by eye | |
| ×1 | 2M | 2M | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| ×1 | 3.3K | 3.3k | read from the layout by eye | |
| ×1 | 27K | 27k | read from the layout by eye | |
| ×1 | 15K | 15k | read from the layout by eye | |
| Capacitors 4 | ||||
| ×2 | 4.7uF | 4.7u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×1 | 10nF | 10n | read from the layout by eye | |
| Diodes 2 | ||||
| D1 | Germanium | GERMANIUM | no part number given; read from the layout by eye | |
| D2 | 1N4001 | 1N4001 | read from the layout by eye | |
| Transistors 1 | ||||
| ×3 | Low gain Germanium | LOW GAIN GERMANIUM | Q1-3, no part number given; read from the layout by eye | |
| Potentiometers 3 | ||||
| Sustain | B100K | B100k | Potentiometer | read from the layout by eye |
| Balance | B5K | B5k | Potentiometer | read from the layout by eye |
| Timbre | A100K | A100k | Potentiometer | read from the layout by eye |
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