Parts · Transistors
NPN SI
38 circuits use this part.
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| Apocalypse Audio Mona Lisa Overdrive Vero17×11 Verified 2N5457 · NPN SILICON · PNP SILICON Apocalypse Audio Mona Lisa Overdrive | Apocalypse Audio Mona Lisa Overdrive | Boost | Dirtbox Layouts | — | 2 | — | 23 | |
| Dunwich Amplification Hybrid Cthulhu - 3 knob version Vero18×12 Verified 2N1306 · 2N2219A · BS170 · NPN SI Dunwich Amplification Hybrid Cthulhu - 3 knob version | Dunwich Amplification Hybrid Cthulhu - 3 knob version | Fuzz | Dirtbox Layouts | — | 3 | — | 28 | |
| Madbean Chaos Agent Vero15×13 Verified NPN SILICON Madbean Chaos Agent | Madbean Chaos Agent | Fuzz | Dirtbox Layouts | — | 6 | — | 21 | |
| Madbean Splunker Vero21×22 Verified 78L05 · J201 · NPN SILICON · PT2399 Madbean Splunker | Madbean Splunker | Delay | Dirtbox Layouts | — | 7 | — | 41 | |
| PedalPCB Mojito Overdrive Deluxe Vero21×19 Unverified CA3130 · CA3130EZ · MPF4393 · NPN SILICON PedalPCB Mojito Overdrive Deluxe | PedalPCB Mojito Overdrive Deluxe | Overdrive | Dirtbox Layouts | — | 5 | — | 40 | |
| Rogue Fuzz Vero15×9 Verified NPN GERMANIUM · NPN SILICON Rogue Sound Fuzz | Rogue Sound Fuzz | Fuzz | Dirtbox Layouts | — | 3 | — | 17 | |
| Rosac Nu-Fuzz Alike Vero13×9 Verified NPN SILICON Rosac Nu-Fuzz Alike | Rosac Nu-Fuzz Alike | Fuzz | Dirtbox Layouts | — | 2 | — | 14 | |
| Spaceman Effects Charon Vero16×13 Verified NPN SILICON · PNP GERMANIUM Spaceman Effects Charon fuzz | Spaceman Effects Charon fuzz | Fuzz | Dirtbox Layouts | — | 3 | — | 21 | |
| Spaceman Effects Rumble Fuzz Vero13×11 Verified NPN SILICON Spaceman Effects Rumblefuzz | Spaceman Effects Rumblefuzz | Fuzz | Dirtbox Layouts | — | 3 | — | 20 | |
| Spaceman Effects Rumble Fuzz w. Deadend Fx "Gollum" mod Vero15×14 Verified J201 · NPN SILICON Spaceman Effects Rumblefuzz | Spaceman Effects Rumblefuzz | Fuzz | Dirtbox Layouts | — | 3 | — | 26 | |
| Axial Fuzz Perfboard Verified NPN SILICON Axial Fuzz | Axial Fuzz | Fuzz | Effects Layouts (blog) | — | 3 | — | 22 | |
| Boss SD-1 SUPER OverDrive Perfboard Verified 4558 · NPN SILICON Boss SD-1 | Boss SD-1 | Overdrive | Effects Layouts (blog) | — | 3 | — | 24 | |
| Dusky Electronics Hypatia Perfboard Verified 2N5457 · BS170 · MPSA13 · NPN SILICON Dusky Electronics Hypatia · 1590B | Dusky Electronics Hypatia | Fuzz | Effects Layouts (blog) | 1590B | 4 | — | 30 | |
| EHX Axis Fuzz/Guild Foxey Lady Perfboard Verified NPN SILICON Electro-Harmonix Axis Fuzz/Guild Foxey Lady · 1590A | Electro-Harmonix Axis Fuzz/Guild Foxey Lady | Fuzz | Effects Layouts (blog) | 1590A | 2 | — | 14 | |
| Greaser Fuzz Perfboard Verified NPN SILICON Greaser Fuzz | Greaser Fuzz | Fuzz | Effects Layouts (blog) | — | 3 | — | 20 | |
| Jen Fuzz Perfboard Unverified NPN SILICON Jen Fuzz · 1590A | Jen Fuzz | Fuzz | Effects Layouts (blog) | 1590A | 2 | — | 20 | |
| Landgraff Dynamic Overdrive/Clay Jones Overdrive Perfboard Verified 4558 · NPN SILICON Landgraff Dynamic Overdrive / Clay Jones Overdrive | Landgraff Dynamic Overdrive · Clay Jones Overdrive | Overdrive | Effects Layouts (blog) | — | 3 | — | 25 | |
| Maestro Bass Brassmaster Perfboard Verified NPN DARLINGTON · NPN SILICON Maestro Brassmaster · 125B | Maestro Brassmaster | Fuzz | Effects Layouts (blog) | 125B | 3 | — | 41 | |
| Shin Ei FY-2 Companion Fuzz Perfboard Verified NPN SILICON Shin-ei FY-2 Companion Fuzz · 1590A | Shin-ei FY-2 Companion Fuzz | Fuzz | Effects Layouts (blog) | 1590A | 2 | — | 19 | |
| Simple Transistor Compressor Perfboard Verified NPN SILICON · PNP SILICON Simple Transistor Compressor | Simple Transistor Compressor | Compressor | Effects Layouts (blog) | — | 2 | — | 18 | |
| Valve WizardEntropy Chorus Perfboard Unverified 78L05 · NPN SILICON · PT2399 Valve WizardEntropy Chorus | Valve WizardEntropy Chorus | Vibrato / Chorus | Effects Layouts (blog) | — | 2 | — | 21 | |
| Way Huge Purple Platypus Perfboard Verified CD4049UB · CD4049UBE · NPN SILICON · PNP SILICON Way Huge Purple Platypus | Way Huge Purple Platypus | Octave / Pitch | Effects Layouts (blog) | — | 2 | — | 24 | |
| Boss OD1 Vero18×15 Verified 4558 · JRC4558 · NPN SILICON Boss OD-1 | Boss OD-1 | Overdrive | Tagboard Effects | — | 2 | — | 21 | |
| Jordan Bosstone Vero16×9 Verified NPN SILICON · PNP SILICON Jordan Bosstone | Jordan Bosstone | Fuzz | Tagboard Effects | — | 2 | — | 10 | |
| Maxon / Ibanez SD9 Sonic Distortion Vero21×12 Verified 4558 · JRC4558 · NPN SILICON Ibanez SD-9 Sonic Distortion · 1590B | Ibanez SD-9 Sonic Distortion | Distortion | Tagboard Effects | 1590B | 3 | — | 23 | |
| NPN Fuzz Face with BMP Tone Stack Vero12×9 Verified NPN SILICON Dallas Arbiter Fuzz Face | Dallas Arbiter Fuzz Face | Fuzz | Tagboard Effects | — | 3 | — | 18 | |
| NPN Silicon Fuzz Face - Germanium Emulation Vero17×9 Verified NPN SILICON Dallas Arbiter Fuzz Face | Dallas Arbiter Fuzz Face | Fuzz | Tagboard Effects | — | 3 | — | 15 | |
| Pink Jimi Photon's Photonic Juergulator Vero14×9 Verified NPN SI · PNP GE Pink Jimi Photon's Photonic Juergulator | Pink Jimi Photon's Photonic Juergulator | Fuzz | Tagboard Effects | — | 4 | — | 18 | |
| T-Rex Gristle King Vero21×20 Verified JFET · JRC4560 · NPN SILICON T-Rex Gristle King | T-Rex Gristle King | Overdrive | Tagboard Effects | — | 4 | — | 40 | |
| Way Huge Purple Platypus Vero24×14 Verified CD4049 · CD4049UB · NPN SI · PNP SI Way Huge Purple Platypus | Way Huge Purple Platypus | Octave / Pitch | Tagboard Effects | — | 2 | — | 22 | |
| Colorsound Overdriver Vero NPN SI Colorsound Overdriver | Colorsound Overdriver | Overdrive | turretboard.org | — | 3 | — | 23 | |
| Colorsound Power Boost (early) Vero NPN SI Colorsound Power Boost | Colorsound Power Boost | Boost | turretboard.org | — | 3 | — | 27 | |
| Colorsound Power Boost (later) Vero NPN SI Colorsound Power Boost | Colorsound Power Boost | Boost | turretboard.org | — | 3 | — | 26 | |
| Creepy Fingers Effects Si Fuzz Face Tagboard NPN SI Dallas Arbiter Fuzz Face | Dallas Arbiter Fuzz Face | Fuzz | turretboard.org | — | 2 | — | 13 | |
| Guild Foxey Lady (grey) Perfboard NPN SI Guild Foxey Lady | Guild Foxey Lady | Fuzz | turretboard.org | — | 2 | — | 12 | |
| Interfax Harmonic Percolator Vero NPN SI · PNP GE Interfax Harmonic Percolator | Interfax Harmonic Percolator | Fuzz | turretboard.org | — | 2 | — | 17 | |
| Os Mutantes Fuzz Tagboard NPN SI Creepy Fingers Regulus VIII | Creepy Fingers Regulus VIII | Fuzz | turretboard.org | — | 1 | — | 14 | |
| VOX Treble-Bass Booster V8401 Vero NPN SI Vox Treble-Bass Booster V8401 | Vox Treble-Bass Booster V8401 | Boost | turretboard.org | — | 1 | — | 12 |