Enclosure not stated · 3 knobs
Pettyjohn RailVerified
Based on the Pettyjohn Rail· 1 other board clones it
From the post
Schematic avaiable at PedalPCB. '
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 31 rows
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Check before you build · 2 values the reader of this layout was not sure of
- 532Ω below IC1 (col 11, rows O-Q): printed clearly, unusual value
- 12.4K (col 12) and 392K (col 20): printed clearly, unusual (E96) values
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 14 | ||||
| ×6 | 1K | 1k | read from the layout by eye | |
| ×1 | 4.7Ω | 4.7 | read from the layout by eye | |
| ×2 | 220Ω | 220 | read from the layout by eye | |
| ×1 | 532Ω | 532 | read from the layout by eye | |
| ×2 | 680Ω | 680 | read from the layout by eye | |
| ×2 | 10K | 10k | read from the layout by eye | |
| ×1 | 12.4K | 12.4k | read from the layout by eye | |
| ×1 | 47K | 47k | read from the layout by eye | |
| ×3 | 100K | 100k | read from the layout by eye | |
| ×1 | 200K | 200k | read from the layout by eye | |
| ×1 | 392K | 392k | read from the layout by eye | |
| ×2 | 750K | 750k | read from the layout by eye | |
| ×1 | 1.2M | 1.2M | read from the layout by eye | |
| ×1 | 2.4M | 2.4M | read from the layout by eye | |
| Capacitors 9 | ||||
| ×2 | 100pF | 100p | read from the layout by eye | |
| ×1 | 15nF | 15n | read from the layout by eye | |
| ×5 | 100nF | 100n | read from the layout by eye | |
| ×2 | 220nF | 220n | read from the layout by eye | |
| ×1 | 470nF | 470n | read from the layout by eye | |
| ×1 | 1uF | 1u | film (drawn as a box cap); read from the layout by eye | |
| ×3 | 4.7uF | 4.7u | electrolytic; legend: bipolar electrolytic, min 50V; read from the layout by eye | |
| ×2 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×3 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| ICs 3 | ||||
| IC1 | TL072 | TL072 | read from the layout by eye | |
| IC2 | OPA2134 | OPA2134 | read from the layout by eye | |
| IC3 | LTC1144 | LTC1144 | charge pump; read from the layout by eye | |
| Potentiometers 3 | ||||
| Lows | A25K | A25k | Potentiometer | read from the layout by eye |
| Highs | A10K | A10k | Potentiometer | read from the layout by eye |
| Level | A100K | A100k | Potentiometer | read from the layout by eye |
| Switches 1 | ||||
| Drive | 1P8T rotary | 1P8T ROTARY | legend: Switch (Drive) 1P8T Rotary; position 8 (Infinity Mode) no connection; read from the layout by eye | |
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