Enclosure not stated · 2 knobs
Ibanez Fuzz No. 83Verified
Based on the Ibanez Fuzz No. 83
From the post
And a modified layout with a few tone controls in place of the tone switch.
This one is verified as well.
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 22 rows
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Check before you build · 1 value the reader of this layout was not sure of
- 2.2uF at A12-14 is drawn as a transparent outline lying across the strip, taken as an electrolytic like the other 2.2uF
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 7 | ||||
| ×2 | 1K | 1k | read from the layout by eye | |
| ×4 | 10K | 10k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×1 | 27K | 27k | read from the layout by eye | |
| ×2 | 47K | 47k | read from the layout by eye | |
| ×3 | 1M | 1M | read from the layout by eye | |
| R10 | ? | ? | value not given; legend: not fitted in original units, use 1M to eliminate pop from the tone switch; read from the layout by eye | |
| Capacitors 6 | ||||
| ×1 | 47pF | 47p | read from the layout by eye | |
| ×1 | 1nF | 1n | read from the layout by eye | |
| ×3 | 47nF | 47n | read from the layout by eye | |
| ×1 | 100nF | 100n | read from the layout by eye | |
| ×2 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×2 | 47uF | 47u | electrolytic; read from the layout by eye | |
| Diodes 3 | ||||
| D1 | Germanium | GERMANIUM | read from the layout by eye | |
| D2 | Germanium | GERMANIUM | read from the layout by eye | |
| D3 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 3 | ||||
| Q1 | 2SK30A | 2SK30A | JFET; read from the layout by eye | |
| Q2 | 2N5088 | 2N5088 | 2SC644R in original; read from the layout by eye | |
| Q3 | 2SK30A | 2SK30A | JFET; read from the layout by eye | |
| Potentiometers 2 | ||||
| Fuzz Depth | B50K | B50k | Potentiometer | read from the layout by eye |
| Balance | B50K | B50k | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Switch | SPDT on/on | SPDT ON/ON | toggle; read from the layout by eye | |