1590BB · 6 knobs
Effects Layouts· EFO111422
EF120 Overdrive
Based on the Matamp GT120
- Category
- Overdrive
- Controls
- Bass · Boost · Drive · Gain · Treble · Volume
- Price
- $12.00out of stock
From the vendor
The EF120 is a MOSFET-based emulator of the Matamp GT120. Ranging from low-medium gain all the way up to full saturated overdriven tube amp sounds, the EF120 is a tweakable, tone shaping beast.
EF120 OVERDRIVE
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Matamp emulator
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 75 rows
Report a wrong parse| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 31 | ||||
| R1 | 10M | 10M | ||
| R2 | 1M | 1M | ||
| R3 | 2.7k | 2.7k | ||
| R4 | 2.7k | 2.7k | ||
| R5 | 33k | 33k | ||
| R6 | 1M | 1M | ||
| R7 | 2.7k | 2.7k | ||
| R8 | 2.7k | 2.7k | ||
| R9 | 100k | 100k | ||
| R10 | 27k | 27k | ||
| R11 | 100k | 100k | ||
| R12 | 100k | 100k | ||
| R13 | 1M | 1M | ||
| R14 | 2.7k | 2.7k | ||
| R15 | 2.7k | 2.7k | ||
| R16 | 1M | 1M | ||
| R17 | 10k | 10k | ||
| R18 | 10k | 10k | ||
| R19 | 220k | 220k | ||
| R20 | 220k | 220k | ||
| R21 | 470k | 470k | ||
| R22 | 470k | 470k | ||
| R23 | 3.3k | 3.3k | ||
| R24 | 5.1k | 5.1k | ||
| R25 | 330Ω | 330 | ||
| R26 | 100k | 100k | ||
| R27 | 3.3k | 3.3k | ||
| R28 | 1k | 1k | ||
| R29 | 100k | 100k | ||
| R30 | 62k | 62k | ||
| R31 | 100k | 100k | ||
| Capacitors 28 | ||||
| C9 | 100n | 100n | ||
| C10 | 47µ | 47u | ||
| C11 | 100n | 100n | ||
| C12 | 2.2n | 2.2n | ||
| C13 | 10n | 10n | ||
| C14 | 330p | 330p | ||
| C15 | 2.2n | 2.2n | ||
| C16 | 100n | 100n | ||
| C17 | 47µ | 47u | ||
| C18 | 100n | 100n | ||
| C19 | 100n | 100n | ||
| C20 | 100n | 100n | ||
| C21 | 470p | 470p | ||
| C22 | 150n | 150n | ||
| C23 | 8.2n | 8.2n | ||
| C24 | 47µ | 47u | ||
| C25 | 10µ | 10u | ||
| C26 | 47µ | 47u | ||
| C27 | 100n | 100n | ||
| C28 | 47µ | 47u | ||
| C1 | 100n | 100n | ||
| C2 | 47µ | 47u | ||
| C3 | 1n | 1n | ||
| C4 | 2.2n | 2.2n | ||
| C5 | 4.7n | 4.7n | ||
| C6 | 10n | 10n | ||
| C7 | 22n | 22n | ||
| C8 | 100n | 100n | ||
| Diodes 4 | ||||
| D1 | 1N4739A | 1N4739A | ||
| D2 | 1N4739A | 1N4739A | ||
| D3 | 1N4739A | 1N4739A | ||
| D4 | 1N5817 | 1N5817 | ||
| Transistors 4 | ||||
| Q1 | BS170 | BS170 | ||
| Q2 | BS170 | BS170 | ||
| Q3 | BS170 | BS170 | ||
| Q4 | BS170 | BS170 | ||
| ICs 2 | ||||
| IC1 | TL074 | TL074 | ||
| IC2 | LTC1144 | LTC1144 | ||
| Potentiometers 6 | ||||
| BASS | A1M | A1M | Potentiometer | |
| BOOST | B5K | B5k | Potentiometer | |
| DRIVE | B1K | B1k | Potentiometer | |
| GAIN | A1M | A1M | Potentiometer | |
| TREBLE | A1M | A1M | Potentiometer | |
| VOLUME | A100K | A100k | Potentiometer | |