Enclosure not stated · 4 knobs
Grind Custom Fx Spasm Chasm
Based on the Grind Custom Fx Spasm Chasm
- Category
- Distortion
- Build
- Vero· 20×17· 21 cuts, 5 links
- Layout
- Unverified · no build reported at Dirtbox Layouts yet
- Tags
- Big Muff, Distortion, Fuzz, Grind Custom Fx
From the post
By looking at the component values, this appears to be a smoother, tighter, civilized and mid oriented Muff variant especially when you compare it to Ultrastoner and TSM680...
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 39 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
- 422K at column 11 rows J-L: printed clearly, unusual value
- D7 (row I, by the 9v wire): legend says 'D5: 1N5817', taken as a typo for D7
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 14 | ||||
| ×4 | 10K | 10k | read from the layout by eye | |
| ×3 | 470K | 470k | read from the layout by eye | |
| ×3 | 100K | 100k | read from the layout by eye | |
| ×2 | 22K | 22k | read from the layout by eye | |
| ×2 | 33K | 33k | read from the layout by eye | |
| ×1 | 56K | 56k | read from the layout by eye | |
| ×1 | 18K | 18k | read from the layout by eye | |
| ×1 | 422K | 422k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 2K | 2k | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| ×1 | 390Ω | 390 | read from the layout by eye | |
| ×1 | 220Ω | 220 | read from the layout by eye | |
| ×1 | 100Ω | 100 | read from the layout by eye | |
| Capacitors 8 | ||||
| ×6 | 100nF | 100n | read from the layout by eye | |
| ×2 | 68nF | 68n | read from the layout by eye | |
| ×1 | 33nF | 33n | read from the layout by eye | |
| ×1 | 10nF | 10n | read from the layout by eye | |
| ×1 | 6.8nF | 6.8n | read from the layout by eye | |
| ×1 | 1.8nF | 1.8n | read from the layout by eye | |
| ×3 | 470pF | 470p | read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 5 | ||||
| D1 | 1N4148 | 1N4148 | legend: 1N4148/1N914; read from the layout by eye | |
| D2 | 1N4148 | 1N4148 | legend: 1N4148/1N914; read from the layout by eye | |
| D3 | 1N4148 | 1N4148 | legend: 1N4148/1N914; read from the layout by eye | |
| D4 | 1N4148 | 1N4148 | legend: 1N4148/1N914; read from the layout by eye | |
| D7 | 1N5817 | 1N5817 | legend lists it as D5; read from the layout by eye | |
| Transistors 4 | ||||
| Q1 | 2N5089 | 2N5089 | read from the layout by eye | |
| Q2 | 2N5089 | 2N5089 | read from the layout by eye | |
| Q3 | 2N5089 | 2N5089 | read from the layout by eye | |
| Q4 | 2N5089 | 2N5089 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Sustain | B100K | B100k | Potentiometer | read from the layout by eye |
| Shape | B100K | B100k | Potentiometer | read from the layout by eye |
| Tone | B50K | B50k | Potentiometer | read from the layout by eye |
| Volume | A100K | A100k | Potentiometer | read from the layout by eye |
| Switches 2 | ||||
| Clip | SPDT on/on | SPDT ON/ON | toggle; read from the layout by eye | |
| Doom | SPST | SPST | toggle; read from the layout by eye | |
| LEDs 2 | ||||
| D5 | 3mm red LED | 3MM RED LED | read from the layout by eye | |
| D6 | 3mm red LED | 3MM RED LED | read from the layout by eye | |