Parts · Transistors
2N1308
Ge NPN BJT TH.24 circuits use this part.
Datasheet · archived copy from Central Semiconductor; the part is discontinued and the maker no longer publishes it
Substitutes Ge NPN 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 |
|---|---|---|---|---|---|
| 2N1308 | 80 | 15 V | 300 mA | 0.15 W | 12 MHz |
Used on other boards here
| Part | hFE min | Vce | Ic | Pc | fT | Boards |
|---|---|---|---|---|---|---|
| 2N1306 | 60 | 15 V | 300 mA | 0.15 W | 8 MHz | 13 |
| 2N388 | 60 | 20 V | 200 mA | 0.15 W | 7 MHz | 2 |
| NTE103 | 90 | 16 V | 250 mA | 0.15 W | 2 MHz | 5 |
| 2SD352 | 100 | 30 V | 1000 mA | 0.6 W | 2 | |
| AC187 | 100 | 15 V | 2000 mA | 0.225 W | 1 MHz | 7 |
| 2N1304 | 40 | 20 V | 300 mA | 0.15 W | 4 MHz | 4 |
| AC176 | 52 | 20 V | 1000 mA | 0.22 W | 1 MHz | 20 |
| AC127 | 50 | 12 V | 500 mA | 0.34 W | 1.5 MHz | 15 |
Closest by the numbers
| Part | hFE min | Vce | Ic | Pc | fT |
|---|---|---|---|---|---|
| NKT738 | 80 | 15 V | 300 mA | 0.15 W | 12 MHz |
| 2SC71 | 100 | 15 V | 200 mA | 0.15 W | |
| 2SC72 | 100 | 12 V | 200 mA | 0.15 W | |
| NKT736 | 60 | 15 V | 300 mA | 0.15 W | 8 MHz |
| 2N1685 | 60 | 12 V | 200 mA | 0.1 W | 8 MHz |
| 2N1808 | 60 | 25 V | 300 mA | 0.15 W | 6 MHz |
| 2N312 | 50 | 15 V | 200 mA | 0.1 W | |
| 2N1624 | 60 | 20 V | 300 mA | 0.15 W | 5 MHz |
| Faceplate | Circuit | Based on | Category | Vendor | Box | Knobs | Price | BOM |
|---|---|---|---|---|---|---|---|---|
| BJF / Bearfoot Fx Pink Purple Fuzz 4-knob Vero20×12 Verified 2N1308 · 2N5952 · BC550C BJF / Bearfoot Fx Pink Purple Fuzz 4-knob | BJF / Bearfoot Fx Pink Purple Fuzz 4-knob | Fuzz | Dirtbox Layouts | — | 4 | — | 25 | |
| BJFe Emerald Green Overdrive Vero19×15 Unverified 2N1308 · 2N5952 BJFe Emerald Green Overdrive | BJFe Emerald Green Overdrive | Overdrive | Dirtbox Layouts | — | 4 | — | 28 | |
| Bearfoot Fx Emerald Green Distortion Machine Gold Vero20×12 Verified 2N1308 · 2N5952 BearFoot FX Emerald Green Distortion Machine Gold | BearFoot FX Emerald Green Distortion Machine Gold | Fuzz | Dirtbox Layouts | — | 4 | — | 28 | |
| Earthquaker Devices Hoof Fuzz Vero19×17 Verified 2N1308 · 2N3904 EarthQuaker Devices Hoof | EarthQuaker Devices Hoof | Fuzz | Dirtbox Layouts | — | 4 | — | 27 | |
| PedalPCB / Chuck D. Bones Thunderzone Vero16×16 Verified 2N1308 · PF5102 PedalPCB Chuck D. Bones Thunderzone | PedalPCB Chuck D. Bones Thunderzone | Preamp / Amp-in-a-box | Dirtbox Layouts | — | 4 | — | 32 | |
| BearFoot FX Candy Apple Fuzz Perfboard Verified 2N1308 · 2N5952 · BC550 BearFoot FX Candy Apple Fuzz · 1590B | BearFoot FX Candy Apple Fuzz | Fuzz | Effects Layouts (blog) | 1590B | 4 | — | 31 | |
| BearFoot FX Emerald Green Distortion Machine Perfboard Verified 2N1308 · 2N5952 BearFoot FX Emerald Green Distortion Machine · 1590B | BearFoot FX Emerald Green Distortion Machine | Distortion | Effects Layouts (blog) | 1590B | 4 | — | 29 | |
| BearFoot Fx Pink Purple Fuzz Perfboard Verified 2N1308 · 2N5952 · BC550C BearFoot FX Pink Purple Fuzz | BearFoot FX Pink Purple Fuzz | Fuzz | Effects Layouts (blog) | — | 3 | — | 25 | |
| Castledine Electronics The Wizard Perfboard Verified 2N1308 · J201 Castledine The Wizard · 125B | Castledine The Wizard | Overdrive | Effects Layouts (blog) | 125B | 3 | — | 27 | |
| EarthQuaker Devices Hoof Perfboard Verified 2N1308 · 2N3904 EarthQuaker Devices Hoof | EarthQuaker Devices Hoof | Fuzz | Effects Layouts (blog) | — | 4 | — | 27 | |
| Chopper Party Device 2N1308 · 2N3904 · 2N5089 · 2N6027 Helicopter Party – Hoof + Grand · 1590DD | Helicopter Party – Hoof + Grand | Phaser | PCB Guitar Mania | 1590DD | 11 | €19.90 out | 149 | |
| Goat Reaper Device 2N1308 · 2N2369 · 2N3904 · 2N3906 EarthQuaker Devices Hoof Reaper | EarthQuaker Devices Hoof Reaper | Octave / Pitch | PCB Guitar Mania | — | 4 | €14.90 out | 103 | |
| Horn Device 2N1308 · 2N3904 EarthQuaker Devices Hoof · 1590B | EarthQuaker Devices Hoof | Fuzz | PCB Guitar Mania | 1590B | 4 | €9.90 out | 50 | |
| Candy Apple 2N1308 · 2N5952 · BC550 BearFoot FX Candy Apple Fuzz | BearFoot FX Candy Apple Fuzz | Other | PCBWay: Glory to Ukraine | — | 4 | — | 31 | |
| Emerald Green Distortion Machine 2N1308 · 2N5952 BearFoot FX Emerald Green Distortion Machine | BearFoot FX Emerald Green Distortion Machine | Distortion | PCBWay: Glory to Ukraine | — | 4 | — | 29 | |
| Hoof 2N1308 · 2N3904 EarthQuaker Devices Hoof | EarthQuaker Devices Hoof | Other | PCBWay: Glory to Ukraine | — | 4 | — | 23 | |
| Apple Fritter Fuzz 2N1308 · 2N5952 · BC550 BearFoot FX Candy Apple Fuzz · 125B | BearFoot FX Candy Apple Fuzz | Fuzz | PedalPCB | 125B | 4 | $8.00 | 45 | |
| Fuchsia Fuzz 2N1308 · BC550C · MPF4393 BearFoot FX Pink Purple Fuzz · 125B | BearFoot FX Pink Purple Fuzz | Fuzz | PedalPCB | 125B | 5 | $12.00 | 44 | |
| Ungula 2N1308 · 2N3904 EarthQuaker Devices Hoof · 125B | EarthQuaker Devices Hoof | Fuzz | PedalPCB | 125B | 4 | $8.00 | 49 | |
| War Scythe 2N1308 · 2N3904 · 2N3906 · 2N5089 EarthQuaker Devices Hoof Reaper · 1590XX | EarthQuaker Devices Hoof Reaper | Fuzz | PedalPCB | 1590XX | 4 | $15.00 | 106 | |
| BJFE / Bearfoot Pink Purple Fuzz Vero21×11 Verified 2N1308 · 2N5952 · BC550C BearFoot FX Pink Purple Fuzz | BearFoot FX Pink Purple Fuzz | Fuzz | Tagboard Effects | — | 3 | — | 26 | |
| Bearfoot Candy Apple Fuzz Gold Vero19×16 Verified 2N1308 · 2N5952 · BC550C BearFoot FX Candy Apple Fuzz Gold | BearFoot FX Candy Apple Fuzz Gold | Fuzz | Tagboard Effects | — | 4 | — | 32 | |
| Bearfoot Emerald Green Distortion Machine Vero21×12 Verified 2N1308 · 2N5952 BearFoot FX Emerald Green Distortion Machine | BearFoot FX Emerald Green Distortion Machine | Distortion | Tagboard Effects | — | 4 | — | 28 | |
| EarthQuaker Devices Hoof Fuzz Vero18×17 Verified 2N1308 · 2N3904 EarthQuaker Devices Hoof | EarthQuaker Devices Hoof | Fuzz | Tagboard Effects | — | 4 | — | 22 |