Enclosure not stated · 3 knobs
Rotosound FuzzVerified
Based on the Rotosound Fuzz
From the post
Well I've been in a bit of Tonebender kick lately, so I decided to do a bunch of MKIII & MKIV variants. The Rotosound Fuzz was built by Sola Sound in the late 60's and is based on the MKIII Tonebender.
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 Tagboard Effects. No KiCad fragment has been drawn for this circuit yet.
Parts list 18 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
- 64uF electrolytic at top left: printed clearly, unusual value
- 200pF ceramic near the input: printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 6 | ||||
| ×5 | 10k | 10k | read from the layout by eye | |
| ×1 | 3.3k | 3.3k | read from the layout by eye | |
| ×1 | 18k | 18k | read from the layout by eye | |
| ×1 | 150k | 150k | read from the layout by eye | |
| ×1 | 470k | 470k | read from the layout by eye | |
| ×1 | 680k | 680k | read from the layout by eye | |
| Capacitors 5 | ||||
| ×1 | 200pF | 200p | read from the layout by eye | |
| ×1 | 2.2nF | 2.2n | read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×2 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×1 | 64uF | 64u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N270 | 1N270 | Ge diode; read from the layout by eye | |
| Transistors 3 | ||||
| Q1 | PNP Ge | PNP GE | legend: Q1-Q3: PNP Ge, type not given; read from the layout by eye | |
| Q2 | PNP Ge | PNP GE | legend: Q1-Q3: PNP Ge, type not given; read from the layout by eye | |
| Q3 | PNP Ge | PNP GE | legend: Q1-Q3: PNP Ge, type not given; read from the layout by eye | |
| Potentiometers 3 | ||||
| Volume | A250K | A250k | Potentiometer | read from the layout by eye |
| Tone | B100K | B100k | Potentiometer | read from the layout by eye |
| Sustain | B100K | B100k | Potentiometer | read from the layout by eye |