Parts · Transistors

2N526

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
2N526	65	30 V	500 mA	0.225 W	1 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
GT402B	60	25 V	500 mA	0.6 W	1 MHz	2
2N527	80	30 V	500 mA	0.225 W	2 MHz	2
ASY33	90	30 V	300 mA	0.15 W	0.5 MHz	1
NTE158	90	32 V	1000 mA	1.6 W	1.5 MHz	1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
SFT242	70	30 V	550 mA	0.225 W	1 MHz
AC573	65	40 V	500 mA	0.15 W	1 MHz
2N1926	65	50 V	500 mA	0.225 W	1.2 MHz
2N2431	60	32 V	500 mA	0.165 W	1 MHz
SFT243	60	35 V	550 mA	0.225 W	0.8 MHz
AC554	75	24 V	300 mA	0.22 W	1 MHz
2N1189	60	30 V	500 mA	0.2 W	1.5 MHz
2N569	70	25 V	300 mA	0.15 W	0.8 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Tone Bender Mk. IV 2N526 · MA287 Sola Sound Tone Bender MKIV · 125B	Sola Sound Tone Bender MKIV	Fuzz	Naegele Audio	125B	3	—	28