125B · 3 knobs
From the vendor
Controls
• Volume
• Tone
• Drive
Details
• Designed for a 125B enclosure with top-mounted jacks
Schematic
The schematic is in the vendor's build document. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 40 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 19 | ||||
| R1 | 2M2 | 2.2M | ||
| R2 | 10K | 10k | ||
| R3 | 470K | 470k | ||
| R4 | 10K | 10k | ||
| R5 | 100K | 100k | ||
| R6 | 33K | 33k | ||
| R7 | 4K7 | 4.7k | ||
| R8 | 10K | 10k | ||
| R9 | 470R | 470 | ||
| R10 | 10K | 10k | ||
| R11 | 4K7 | 4.7k | ||
| R12 | 22K | 22k | ||
| R13 | 1M | 1M | ||
| R14 | 10K | 10k | ||
| R15 | 1K | 1k | ||
| R16 | 100K | 100k | ||
| R100 | 33K | 33k | ||
| R101 | 33K | 33k | ||
| R102 | 4K7 | 4.7k | ||
| Capacitors 11 | ||||
| C1 | 47n | 47n | ||
| C2 | 18n | 18n | ||
| C3 | 47n | 47n | ||
| C4 | 18n | 18n | ||
| C5 | 27n | 27n | ||
| C6 | 10n | 10n | ||
| C7 | 1u | 1u | ||
| C8 | 47n | 47n | ||
| C9 | 1u | 1u | ||
| C100 | 100u | 100u | ||
| C101 | 47u | 47u | ||
| Diodes 4 | ||||
| D1 | 1N916 | 1N916 | ||
| D2 | 1N916 | 1N916 | ||
| D3 | 1N916 | 1N916 | ||
| D100 | 1N5817 | 1N5817 | ||
| Transistors 2 | ||||
| Q1 | 2SC732 | 2SC732 | ||
| Q2 | 2SC732 | 2SC732 | ||
| ICs 1 | ||||
| IC1 | JRC4558 | JRC4558 | ||
| Potentiometers 3 | ||||
| VOLUME | B10K | B10k | Potentiometer | |
| TONE | B20K | B20k | Potentiometer | |
| DRIVE | B1M | B1M | Potentiometer | |
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