1590B · 4 knobs
Rockett .45 CaliberVerified
Based on the Rockett .45 Caliber· 1 other board clones it
From the post
Here's the .45 Caliber overdrive from J. Rockett Audio Designs. It's essentially a simplified Timmy without the second opamp stage, and claims to emulate the sound and feel of a 1962 JTM 45. Easy fit in a 1590B with board mounted pots.
Edit: Schematic for reference
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 Effects Layouts (blog). No KiCad fragment has been drawn for this circuit yet.
Parts list 21 rows
Report a wrong parseGot parts in a drawer? See what you can build with them.
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 6 | ||||
| ×1 | 820Ω | 820 | read from the layout by eye | |
| ×1 | 10Ω | 10 | read from the layout by eye | |
| ×2 | 4.7K | 4.7k | one is the LED resistor to the LED+ pad; read from the layout by eye | |
| ×2 | 47K | 47k | read from the layout by eye | |
| ×1 | 470K | 470k | read from the layout by eye | |
| ×1 | 1M | 1M | read from the layout by eye | |
| Capacitors 8 | ||||
| ×1 | 22pF | 22p | read from the layout by eye | |
| ×1 | 220pF | 220p | read from the layout by eye | |
| ×1 | 47nF | 47n | read from the layout by eye | |
| ×1 | 100nF | 100n | read from the layout by eye | |
| ×1 | 150nF | 150n | read from the layout by eye | |
| ×1 | 470nF | 470n | read from the layout by eye | |
| ×1 | 4.7uF | 4.7u | electrolytic; read from the layout by eye | |
| ×2 | 47uF | 47u | electrolytic; read from the layout by eye | |
| Diodes 2 | ||||
| ×2 | 1N4148 | 1N4148 | printed 4148; read from the layout by eye | |
| ×3 | 1N4001 | 1N4001 | printed 4001; read from the layout by eye | |
| ICs 1 | ||||
| ×1 | 4558 | 4558 | read from the layout by eye | |
| Potentiometers 4 | ||||
| Gain | A250K | A250k | Potentiometer | read from the layout by eye |
| Bass | C25K | C25k | Potentiometer | read from the layout by eye |
| Treble | B10K | B10k | Potentiometer | read from the layout by eye |
| Volume | B100K | B100k | Potentiometer | read from the layout by eye |
Other boards based on the Rockett .45 Caliber
- Rockett .45 Caliber Dirtbox Layouts