Enclosure not stated · 4 knobs
Ramble FX Twin BenderVerified
Based on the Ramble FX Twin Bender
From the post
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 23 rows
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Check before you build · 1 value the reader of this layout was not sure of
- 120uF electrolytics (two, top left and right of IC1): printed clearly, unusual value
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 6 | ||||
| ×2 | 47Ω | 47 | read from the layout by eye | |
| ×1 | 1K | 1k | read from the layout by eye | |
| ×1 | 8.2K | 8.2k | read from the layout by eye | |
| ×1 | 10K | 10k | read from the layout by eye | |
| ×2 | 100K | 100k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| Capacitors 6 | ||||
| ×2 | 10nF | 10n | read from the layout by eye | |
| ×1 | 15nF | 15n | read from the layout by eye | |
| ×4 | 100nF | 100n | one drawn as a ceramic; read from the layout by eye | |
| ×3 | 4.7uF | 4.7u | electrolytic; read from the layout by eye | |
| ×1 | 10uF | 10u | electrolytic; read from the layout by eye | |
| ×2 | 120uF | 120u | electrolytic; read from the layout by eye | |
| Diodes 1 | ||||
| D1 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 3 | ||||
| Q1 | GT402D | GT402D | germanium; read from the layout by eye | |
| Q2 | GT402D | GT402D | germanium; read from the layout by eye | |
| Q3 | GT402B | GT402B | germanium; read from the layout by eye | |
| ICs 1 | ||||
| IC1 | TC1044SCPA | TC1044SCPA | read from the layout by eye | |
| Potentiometers 4 | ||||
| Attack | B1K | B1k | Potentiometer | read from the layout by eye |
| Imped | B100K | B100k | Potentiometer | read from the layout by eye |
| Bias | B50K | B50k | Potentiometer | read from the layout by eye |
| Level | A100K | A100k | Potentiometer | read from the layout by eye |
| Switches 2 | ||||
| Mk. Sw | DPDT on/on | DPDT ON/ON | toggle; read from the layout by eye | |
| Voice Sw | DPDT on/on/on | DPDT ON/ON/ON | toggle, type 2; read from the layout by eye | |