Enclosure not stated · 4 knobs
Stamps Amplification Drive-O-Matic
Based on the Stamps Amplification Drive-O-Matic· 1 other board clones it
- Category
- Distortion
- Build
- Vero· 18×16· 21 cuts, 8 links
- Layout
- Unverified · no build reported at Dirtbox Layouts yet
- Tags
- Distortion, Stamps Amplification
From the post
Simply a Rat with some odd component value choices, two switchable gain controls with their own RC filters and a slightly reworked filter control. 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 30 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 9 | ||||
| ×3 | 100Ω | 100 | read from the layout by eye | |
| ×1 | 680Ω | 680 | read from the layout by eye | |
| ×2 | 1K | 1k | read from the layout by eye | |
| ×1 | 1.5K | 1.5k | 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 | |
| ×2 | 2.2M | 2.2M | read from the layout by eye | |
| ×2 | ? | ? | LED resistor, value not given; read from the layout by eye | |
| Capacitors 10 | ||||
| ×1 | 27pF | 27p | read from the layout by eye | |
| ×1 | 3.3nF | 3.3n | read from the layout by eye | |
| ×2 | 10nF | 10n | read from the layout by eye | |
| C2 | 10nF | 10n | stock value is 10nF; try a smaller value for more highs; read from the layout by eye | |
| ×2 | 22nF | 22n | read from the layout by eye | |
| ×1 | 2.2uF | 2.2u | electrolytic; read from the layout by eye | |
| ×2 | 4.7uF | 4.7u | electrolytic; read from the layout by eye | |
| ×1 | 22uF | 22u | electrolytic; read from the layout by eye | |
| ×1 | 47uF | 47u | electrolytic; read from the layout by eye | |
| ×1 | 100uF | 100u | electrolytic; read from the layout by eye | |
| Diodes 2 | ||||
| ×2 | 1N4148 | 1N4148 | D1, D2; read from the layout by eye | |
| D5 | 1N5817 | 1N5817 | read from the layout by eye | |
| Transistors 1 | ||||
| Q1 | 2N5458 | 2N5458 | JFET; read from the layout by eye | |
| ICs 1 | ||||
| IC1 | LM308 | LM308 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Drive 1 | A50K | A50k | Potentiometer | read from the layout by eye |
| Drive 2 | A50K | A50k | Potentiometer | read from the layout by eye |
| Presence | A100K | A100k | Potentiometer | read from the layout by eye |
| Volume | A100K | A100k | Potentiometer | read from the layout by eye |
| Switches 2 | ||||
| Clip Sw | SPDT on/off/on | SPDT ON/OFF/ON | toggle; read from the layout by eye | |
| Channel Sw | 3PDT | 3PDT | footswitch; read from the layout by eye | |
| LEDs 1 | ||||
| ×2 | 3mm red LED | 3MM RED LED | D3, D4; read from the layout by eye | |
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