Enclosure not stated · 6 knobs
Friedman BE-ODVerified
Based on the Friedman BE-OD· 12 other boards clone it
- Category
- Distortion
- Build
- Vero· 19×24· 30 cuts, 15 links
- Layout
- Verified · Dirtbox Layouts marks it as built and working
- Tags
- Distortion, Friedman, Overdrive
From the post
Verified.
As most non PCB layouts of this circuit, it is quite noisy. But it is easily solved by replacing 120pF capacitor with a larger valye between 470pF-1nF. Or just put a buffer in front of it.
And a layout requested by Teddeeh with transistors as clippers.
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 35 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 10 | ||||
| ×7 | 10K | 10k | read from the layout by eye | |
| ×5 | 22K | 22k | read from the layout by eye | |
| ×2 | 33K | 33k | read from the layout by eye | |
| ×2 | 2.2K | 2.2k | read from the layout by eye | |
| ×1 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 39K | 39k | read from the layout by eye | |
| ×1 | 220K | 220k | read from the layout by eye | |
| ×1 | 470K | 470k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 10Ω | 10 | read from the layout by eye | |
| Capacitors 12 | ||||
| ×2 | 47pF | 47p | read from the layout by eye | |
| ×2 | 100pF | 100p | read from the layout by eye | |
| ×1 | 120pF | 120p | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×1 | 4.7nF | 4.7n | read from the layout by eye | |
| ×2 | 10nF | 10n | read from the layout by eye | |
| ×2 | 22nF | 22n | read from the layout by eye | |
| ×1 | 47nF | 47n | read from the layout by eye | |
| ×2 | 100nF | 100n | one drawn as a ceramic; read from the layout by eye | |
| ×2 | 220nF | 220n | read from the layout by eye | |
| ×1 | 22uF | 22u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 2 | ||||
| ×4 | 1N4148 | 1N4148 | D3, D4, D5, D6; BAV99 in original; read from the layout by eye | |
| D9 | 1N5817 | 1N5817 | read from the layout by eye | |
| ICs 3 | ||||
| IC1 | TL072 | TL072 | read from the layout by eye | |
| IC2 | TL072 | TL072 | read from the layout by eye | |
| IC3 | TL072 | TL072 | read from the layout by eye | |
| Potentiometers 6 | ||||
| Gain | B1M | B1M | Potentiometer | read from the layout by eye |
| Treble | B100K | B100k | Potentiometer | read from the layout by eye |
| Bass | C100K | C100k | Potentiometer | read from the layout by eye |
| Tight | C100K | C100k | Potentiometer | read from the layout by eye |
| Presence | C10K | C10k | Potentiometer | read from the layout by eye |
| Volume | A50K | A50k | Potentiometer | read from the layout by eye |
| Trimmers 1 | ||||
| ×1 | 100K | 100k | read from the layout by eye | |
| LEDs 1 | ||||
| ×4 | 3mm red LED | 3MM RED LED | D1, D2, D7, D8; read from the layout by eye | |
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