Parts · Transistors
GT402D
Ge PNP BJT TH.2 circuits use this part. Listed as: Germanium BJT transistor, PNP.
Substitutes Ge PNP transistor
Matched on material, polarity and the limits below from the transistor parameter database. Pinouts and packages are not in that data: check the datasheet before you drop one in, and expect gain to change the sound.
This part
| Part | hFE min | Vce | Ic | Pc | fT |
|---|---|---|---|---|---|
| GT402D | 30 | 25 V | 500 mA | 0.6 W | 1 MHz |
Used on other boards here
| Part | hFE min | Vce | Ic | Pc | fT | Boards |
|---|---|---|---|---|---|---|
| NTE158 | 90 | 32 V | 1000 mA | 1.6 W | 1.5 MHz | 1 |
Closest by the numbers
| Part | hFE min | Vce | Ic | Pc | fT |
|---|---|---|---|---|---|
| GT405A | 30 | 25 V | 500 mA | 0.6 W | 1 MHz |
| AC152 | 30 | 24 V | 500 mA | 0.9 W | 1 MHz |
| AC121 | 30 | 20 V | 300 mA | 0.9 W | 1 MHz |
| GTC609A | 30 | 50 V | 700 mA | 0.5 W | |
| SFT130 | 30 | 30 V | 500 mA | 0.55 W | 0.5 MHz |
| NKT221 | 30 | 30 V | 1000 mA | 0.3 W | 0.5 MHz |
| NKT224 | 30 | 30 V | 500 mA | 0.3 W | 0.5 MHz |
| NKT239 | 30 | 30 V | 1000 mA | 0.3 W | 0.5 MHz |
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| Ramble FX Twin Bender Vero17×18 Verified GT402B · GT402D · TC1044 · TC1044SCPA Ramble FX Twin Bender | Ramble FX Twin Bender | Fuzz | Dirtbox Layouts | — | 4 | — | 23 | |
| Two Tone Fuzz GT402B · GT402D · TC1044 · TC1044SCPA RambleFX Twin Bender V3 · 125B | RambleFX Twin Bender V3 | Fuzz | PedalPCB | 125B | 6 | $12.00 | 33 |