Enclosure not stated · 4 knobs
Catalinbread Montavillian EchoVerified
Based on the Catalinbread Montavillian Echo
From the post
Time to start rolling again... Here is a discontinued PT2399 based delay from Catalinbread with some filtering I haven't seen anywhere else. 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 28 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
- 360K under IC1 (row E): printed clearly, unusual value
- 200K at column 17 (rows N-P): printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 11 | ||||
| ×5 | 22K | 22k | read from the layout by eye | |
| ×3 | 12K | 12k | read from the layout by eye | |
| ×2 | 47K | 47k | read from the layout by eye | |
| ×2 | 470K | 470k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| ×1 | 2.2M | 2.2M | read from the layout by eye | |
| ×1 | 360K | 360k | read from the layout by eye | |
| ×1 | 200K | 200k | read from the layout by eye | |
| ×1 | 10K | 10k | read from the layout by eye | |
| ×1 | 4.7K | 4.7k | read from the layout by eye | |
| ×1 | 3.3K | 3.3k | read from the layout by eye | |
| Capacitors 8 | ||||
| ×4 | 2.2nF | 2.2n | read from the layout by eye | |
| ×2 | 47nF | 47n | read from the layout by eye | |
| ×2 | 100nF | 100n | read from the layout by eye | |
| ×1 | 680nF | 680n | read from the layout by eye | |
| ×5 | 1uF | 1u | electrolytic; read from the layout by eye | |
| ×1 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×2 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×2 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 2 | ||||
| D1 | 1N4148 | 1N4148 | read from the layout by eye | |
| D2 | 1N5817 | 1N5817 | read from the layout by eye | |
| ICs 3 | ||||
| IC1 | OPA2134 | OPA2134 | read from the layout by eye | |
| IC2 | PT2399 | PT2399 | read from the layout by eye | |
| REG | 78L05 | 78L05 | regulator; read from the layout by eye | |
| Potentiometers 4 | ||||
| Time | B50K | B50k | Potentiometer | read from the layout by eye |
| Repeats | B50K | B50k | Potentiometer | read from the layout by eye |
| Cut | A100K | A100k | Potentiometer | read from the layout by eye |
| Mix | B100K | B100k | Potentiometer | read from the layout by eye |