Enclosure not stated · 3 knobs
Korg MS-20 FilterVerified
Based on the Korg MS-20 Filter· 1 other board clones it
- Category
- EQ / Filter
- Build
- Perfboard
- Layout
- Verified · Effects Layouts (blog) marks it as built and working
- Tags
- Filter, Korg, Synth
From the post
Switching it up this week and doing a Filter Friday. This one could be used for both synth and guitar/bass. It's a cool filter effect based around the LM13600/13700.
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 16 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 4 | ||||
| ×2 | 10K | 10k | read from the layout by eye | |
| ×2 | 220K | 220k | read from the layout by eye | |
| ×5 | 100K | 100k | read from the layout by eye | |
| ×4 | 1K | 1k | read from the layout by eye | |
| Capacitors 4 | ||||
| ×2 | 680pF | 680p | read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×1 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 47uF | 47u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| ×1 | 1N5817 | 1N5817 | read from the layout by eye | |
| ICs 1 | ||||
| ×1 | LM13600 | LM13600 | read from the layout by eye | |
| Potentiometers 3 | ||||
| Volume | A100K | A100k | Potentiometer | read from the layout by eye |
| Frequency | B100K | B100k | Potentiometer | read from the layout by eye |
| Resonance | B100K | B100k | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Switch | DPDT | DPDT | wires Sw1, Sw2, Sw5, Sw6; In to Sw 3 and 4; read from the layout by eye | |
| LEDs 2 | ||||
| D1 | ? | ? | value not given, drawn as a red LED; read from the layout by eye | |
| D2 | ? | ? | value not given, drawn as a red LED; read from the layout by eye | |
Other boards based on the Korg MS-20 Filter
- Korg MS-20 Filter 9v Dirtbox Layouts