Enclosure not stated · 4 knobs
1776 Multiplex Jr.Verified
Based on the 1776 Effects Multiplex Jr· 1 other board clones it
From the post
A great 1776 Effects delay to be added to our vero library.
You can find PCBs and infos on their website 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 Tagboard Effects. No KiCad fragment has been drawn for this circuit yet.
Parts list 39 rows
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Check before you build · 1 value the reader of this layout was not sure of
- D1 (red LED) is drawn inside the VTL5C3 outline with the LDR: taken as the vactrol's own LED, not listed separately
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 16 | ||||
| ×7 | 10K | 10k | read from the layout by eye | |
| ×4 | 100K | 100k | read from the layout by eye | |
| ×3 | 1K | 1k | read from the layout by eye | |
| ×2 | 1M | 1M | read from the layout by eye | |
| ×2 | 20K | 20k | read from the layout by eye | |
| ×1 | 200K | 200k | read from the layout by eye | |
| ×1 | 12K | 12k | read from the layout by eye | |
| ×1 | 22K | 22k | read from the layout by eye | |
| ×1 | 47K | 47k | read from the layout by eye | |
| ×1 | 2M2 | 2.2M | read from the layout by eye | |
| ×1 | 180K | 180k | read from the layout by eye | |
| ×1 | 5K1 | 5.1k | read from the layout by eye | |
| ×1 | 2K7 | 2.7k | read from the layout by eye | |
| ×1 | 2K | 2k | read from the layout by eye | |
| ×1 | 33R | 33 | read from the layout by eye | |
| ×1 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| Capacitors 12 | ||||
| ×1 | 47p | 47p | read from the layout by eye | |
| ×1 | 100p | 100p | read from the layout by eye | |
| ×2 | 1n | 1n | read from the layout by eye | |
| ×1 | 4n7 | 4.7n | read from the layout by eye | |
| ×2 | 10n | 10n | read from the layout by eye | |
| ×2 | 22n | 22n | read from the layout by eye | |
| ×2 | 47n | 47n | read from the layout by eye | |
| ×4 | 100n | 100n | read from the layout by eye | |
| ×4 | 1u | 1u | electrolytic; read from the layout by eye | |
| ×2 | 10u | 10u | electrolytic; read from the layout by eye | |
| ×3 | 47u | 47u | electrolytic; read from the layout by eye | |
| ×1 | 100u | 100u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D2 | 1N4001 | 1N4001 | read from the layout by eye | |
| ICs 3 | ||||
| ×1 | TL074 | TL074 | read from the layout by eye | |
| ×1 | PT2399 | PT2399 | printed 2399; read from the layout by eye | |
| ×1 | 78L05 | 78L05 | regulator; read from the layout by eye | |
| Opto 1 | ||||
| ×1 | VTL5C3 | VTL5C3 | drawn as LDR plus LED D1; read from the layout by eye | |
| Potentiometers 5 | ||||
| Mix | B50K | B50k | Potentiometer | read from the layout by eye |
| Time | B50K | B50k | Potentiometer | read from the layout by eye |
| FB | B50K | B50k | Potentiometer | read from the layout by eye |
| Speed | B100K | B100k | Potentiometer | read from the layout by eye |
| Depth | B1M | B1M | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Modulation | SPST | SPST | read from the layout by eye | |
Other boards based on the 1776 Effects Multiplex Jr
- 1776 Effects Multiplex Jr. Dirtbox Layouts