Parts · Transistors

2N1309

Ge PNP BJT TH.1 circuit uses this part. Listed as: PNP Germanium transistor.

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
2N1309	80	15 V	300 mA	0.15 W	12 MHz

Used on other boards here

Part	hFE min	Vce	Ic	Pc	fT	Boards
2N1307	60	15 V	300 mA	0.15 W	8 MHz	6
NTE102	90	16 V	150 mA	0.15 W	2 MHz	3
2N527	80	30 V	500 mA	0.225 W	2 MHz	2
2G381	75	20 V	500 mA	0.25 W	1 MHz	5
2SB54	80	20 V	150 mA	0.15 W	0.5 MHz	5
2SB56	80	25 V	150 mA	0.15 W	0.5 MHz	1
2N508	120	16 V	200 mA	0.2 W	2 MHz	2
MP20A	50	20 V	300 mA	0.15 W	2 MHz	1

Closest by the numbers

Part	hFE min	Vce	Ic	Pc	fT
SFT229	75	15 V	250 mA	0.15 W	12 MHz
2SA207	70	15 V	200 mA	0.2 W	5 MHz
2N2541	60	14 V	1000 mA	0.22 W	10 MHz
2N1998	70	15 V	500 mA	0.25 W	5 MHz
2N416	90	12 V	200 mA	0.2 W	4 MHz
2N1404	80	20 V	300 mA	0.15 W	2 MHz
2N185	80	20 V	150 mA	0.15 W	2 MHz
2N428	60	12 V	400 mA	0.2 W	8 MHz

Faceplate	Circuit	Based on	Category	Vendor	Box	Knobs	Price	BOM
	Fuzz Face with Bias Trimmer Vero 2N1309 Dallas Arbiter Fuzz Face · 1590N1	Dallas Arbiter Fuzz Face	Fuzz	Amplified Parts	1590N1	2	—	11