Parts · Transistors
NPN
18 circuits use this part.
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| Hybrender NPN Sola Sound Tone Bender MKII · 1590A | Sola Sound Tone Bender MKII | Fuzz | Effects Layouts | 1590A | 2 | $5.00 | 20 | |
| Kentauride 4558 · 7660S · ICL7660SCPA · JRC4558 Klon Centaur · 125B | Klon Centaur | Overdrive | Effects Layouts | 125B | 6 | $14.00 out | 109 | |
| Sasquatch II 2N3904 · 2N5087 · 2N5089 · NPN Green Ringer + Big Muff · 125B | Green Ringer + Big Muff | Fuzz | Effects Layouts | 125B | 5 | $10.00 out | 83 | |
| Jon Patton's Clipper Ship Perfboard Verified 2N5457 · NPN Jon Patton Clipper Ship · 1590B | Jon Patton Clipper Ship | Overdrive | Effects Layouts (blog) | 1590B | 3 | — | 25 | |
| DOD FX69b 2N5088 · JFET · NPN · OP-AMP DOD FX69B Grunge | DOD FX69B Grunge | Fuzz | Experimentalists Anonymous | — | 4 | — | 37 | |
| Ibanez TM5 Thrash Metal 2SC1815 · 2SK118 · NPN · OP-AMP Ibanez TM5 Thrash Metal | Ibanez TM5 Thrash Metal | Distortion | Experimentalists Anonymous | — | 2 | — | 84 | |
| Blue Warbler 2 MOSFET · NPN Jon Patton Blue Warbler | Jon Patton Blue Warbler | Tremolo | JMK PCBs | — | 5 | $12.00 out | 40 | |
| Si Fuzz NPN Dallas Arbiter Fuzz Face | Dallas Arbiter Fuzz Face | Fuzz | JMK PCBs | — | 4 | $9.00 out | 16 | |
| Mongrel OD/Fuzz NE5532 · NE5532N · NPN | — | Fuzz | Lectric-FX | — | 4 | $7.00 | 47 | |
| BCFUZZ NPN Silicon Fuzz · 1590B | Silicon Fuzz | Fuzz | Madbean | 1590B | 1 | — | 13 | |
| FuzzyBritches NPN · PNP Jordan Bosstone · 1590B | Jordan Bosstone | Fuzz | Madbean | 1590B | 3 | — | 22 | |
| Titania2 Fuzz NPN Spaceman Effects Titan II · 125B | Spaceman Effects Titan II | Fuzz | PedalPCB | 125B | 3 | $8.00 | 25 | |
| Electro-Harmonix Big Muff Pi NPN Electro-Harmonix Big Muff Pi | Electro-Harmonix Big Muff Pi | Fuzz | Revolution Deux | — | 3 | — | 48 | |
| Fred Briggs Dual Band Vibrato "Bliss" DUAL OP-AMP · NPN Fred Briggs Dual Band Vibrato | Fred Briggs Dual Band Vibrato | Vibrato / Chorus | Revolution Deux | — | 4 | — | 40 | |
| Dylan159's Fuzz Facelift Vero13×10 Verified NPN Dallas Arbiter Fuzz Face | Dallas Arbiter Fuzz Face | Fuzz | Tagboard Effects | — | 2 | — | 14 | |
| Emanating Fist Electronics XB-70 Vero19×17 Verified NPN Emanating Fist XB-70 | Emanating Fist XB-70 | Fuzz | Tagboard Effects | — | 3 | — | 24 | |
| Iron Butterfly Fuzz Wah Vero18×19 Unverified NPN Iron Butterfly Fuzz Wah | Iron Butterfly Fuzz Wah | Fuzz | Tagboard Effects | — | 3 | — | 24 | |
| Vintage Wah Extravaganza Vero15×12 Verified NPN Wah Extravaganza | Wah Extravaganza | Wah / Envelope | Tagboard Effects | — | 1 | — | 15 |