Enclosure not stated · 2 knobs
Aleph Null Optical WeebleVerified
Based on the Aleph Null Optical Weeble
Want a PCB? Aleph Null designed this circuit and sells boards: message Aleph Null on the PedalPCB forum.
- Category
- Vibrato / Chorus
- Build
- Vero· 18×16· 16 cuts, 7 links
- Layout
- Verified · Dirtbox Layouts marks it as built and working
- Tags
- Aleph Null, DIY Designs, Escobedo, Modulation, Vibe, Vibrato
From the post
Demo, writup and 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 24 rows
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Check before you build · 1 value the reader of this layout was not sure of
- CLR (row B, top centre): resistor printed 'CLR' with no value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 8 | ||||
| ×5 | 2.2M | 2.2M | read from the layout by eye | |
| ×2 | 9.1K | 9.1k | read from the layout by eye | |
| ×2 | 10K | 10k | read from the layout by eye | |
| ×1 | 100K | 100k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 15K | 15k | read from the layout by eye | |
| ×2 | 1K | 1k | read from the layout by eye | |
| CLR | ? | ? | LED resistor, value not given; read from the layout by eye | |
| Capacitors 6 | ||||
| ×1 | 10nF | 10n | read from the layout by eye | |
| ×1 | 22nF | 22n | read from the layout by eye | |
| ×1 | 47nF | 47n | read from the layout by eye | |
| ×5 | 100nF | 100n | four film, one ceramic; read from the layout by eye | |
| ×3 | 1uF | 1u | film; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D2 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 1 | ||||
| ×3 | 2N5088 | 2N5088 | Q1-Q3; read from the layout by eye | |
| Opto 2 | ||||
| LDR1 | 9203 | 9203 | LDR; read from the layout by eye | |
| LDR2 | 9203 | 9203 | LDR; read from the layout by eye | |
| Potentiometers 2 | ||||
| Rate | C100K | C100k | Potentiometer | read from the layout by eye |
| Depth | B25K | B25k | Potentiometer | read from the layout by eye |
| Trimmers 1 | ||||
| ×1 | 10K | 10k | read from the layout by eye | |
| Switches 2 | ||||
| Throb Sw | SPDT | SPDT | on/on; read from the layout by eye | |
| Chop Sw | SPDT | SPDT | on/on; read from the layout by eye | |
| LEDs 1 | ||||
| D1 | 5mm green diffused LED | 5MM GREEN DIFFUSED LED | on the board, between the LDRs; read from the layout by eye | |