Enclosure not stated · 6 knobs
Broughton Audio Resonant Filter Equalizer
Based on the Broughton Audio Resonant Filter Equalizer· 1 other board clones it
- Category
- EQ / Filter
- Controls
- High Pass Freq · Low Pass Freq · Mid Freq · High Pass · Low Pass · Mid
- Build
- Vero· 26×23· 50 cuts, 29 links
- Layout
- Unverified · no build reported at Dirtbox Layouts yet
- Tags
- Broughton Audio, Eq, Filter
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 30 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 12 | ||||
| ×10 | 10K | 10k | read from the layout by eye | |
| ×4 | 15K | 15k | read from the layout by eye | |
| ×2 | 12K | 12k | read from the layout by eye | |
| ×2 | 2.7K | 2.7k | read from the layout by eye | |
| ×2 | 2M | 2M | read from the layout by eye | |
| ×2 | 470Ω | 470 | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| ×1 | 5.6K | 5.6k | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| ×1 | 100Ω | 100 | read from the layout by eye | |
| ×1 | 47Ω | 47 | read from the layout by eye | |
| ×1 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| Capacitors 7 | ||||
| ×2 | 4.7nF | 4.7n | read from the layout by eye | |
| ×2 | 6.8nF | 6.8n | read from the layout by eye | |
| ×2 | 56nF | 56n | read from the layout by eye | |
| ×1 | 100nF | 100n | read from the layout by eye | |
| ×4 | 100uF | 100u | electrolytic; read from the layout by eye | |
| ×1 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 1uF | 1u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| ICs 4 | ||||
| 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 | |
| IC4 | TL072 | TL072 | read from the layout by eye | |
| Potentiometers 6 | ||||
| High Pass Freq | A100K | A100k | Potentiometer | dual; read from the layout by eye |
| Low Pass Freq | A100K | A100k | Potentiometer | dual; read from the layout by eye |
| Mid Freq | A100K | A100k | Potentiometer | dual; read from the layout by eye |
| High Pass | C10K | C10k | Potentiometer | read from the layout by eye |
| Low Pass | C10K | C10k | Potentiometer | read from the layout by eye |
| Mid | B10K | B10k | Potentiometer | read from the layout by eye |
Other boards based on the Broughton Audio Resonant Filter Equalizer
- Referee EQ PedalPCB · 125B · $12.00