Parts · Transistors

2N3155

Ge PNP BJT TH.1 circuit uses this part.

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
2N3155	60	40 V	3000 mA	38 W	0.15 MHz

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
2N3156	60	55 V	3000 mA	38 W	0.15 MHz
2N1759	60	35 V	3000 mA	28 W	0.15 MHz
2N3157	60	65 V	3000 mA	38 W	0.15 MHz
2N1760	60	50 V	3000 mA	28 W	0.15 MHz
2N1761	60	65 V	3000 mA	28 W	0.15 MHz
NKT402	60	32 V	10000 mA	50 W	0.2 MHz
2N1762	60	75 V	3000 mA	28 W	0.15 MHz
2N1146B	60	40 V	15000 mA	90 W	0.125 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Maestro FZ-1S Super Fuzz Vero Verified 2N3155 · 2N5088 Univox Super-Fuzz	Univox Super-Fuzz	Fuzz	Dirtbox Layouts	—	3	—	34