Transistors

2SD77 NPN germanium transistors. The 2SD77 is a popular NPN for fuzz pedals and other effects. The NPN polarity allows for use with standard pedal power supplies.

2N1308 NPN germanium transistors. The 2N1308 is a popular NPN for fuzz pedals and other effects. This transistor is in a TO-5 package with long leads commonly found on germanium transistors.

The BC182 is a general purpose NPN transistor in a TO-92 case. The BC182 is commonly used in fuzz pedals and has a reputation as a warm sounding silicon transistor for fuzz. The BC182 has a more narrow hFE range than the BC183 which can be helpful for certain builds.

NPN Darlington transistor (TO-92 package) - designed for applications requiring extremely high current gain at collector currents to 1.0A.

• Max collector to emitter voltage = 30 V
• Max collector to base voltage = 30 V
• Max emitter to base voltage = 10 V
• Max collector current = 1.2 A (continuous)

2N404A PNP germanium transistors. The 2N404A is used in many fuzz pedals along with other effects. The 2N404A is the same as the 2N404 but with a higher voltage rating. This transistor is in a TO-5 package with long leads commonly found on germanium transistors. For a lower voltage version of this transistor, see P-Q2N404.

2N5087 PNP Bipolar Junction Transistor in TO-92 package. For the NPN 2N5087 see P-Q2N5088

2N2614 PNP germanium transistors. The 2N2614 is a popular PNP for fuzz pedals and other effects. The 2N2614 was popularly used in the Maestro Fuzz Tone FZ-1a pedal.

2N5458 N-channel JFET in a TO-92 package. The 2N5458 is an N−channel junction field effect transistors, depletion mode (Type A), designed for audio and switching applications. Features

• N−Channel for Higher Gain
• Drain and Source Interchangeable
• High AC Input Impedance
• High DC Input Resistance
• Low Transfer and Input Capacitance
• Low Cross−Modulation and Intermodulation Distortion

The 2N5135 is a silicon NPN transistor in a TO-105 case. This transistor is a close match to the rare 2N5133 but with higher voltage ratings and is in a larger package. The hFE range is less wide than the 2N5133 with more values in the range found in the batches used on vintage Big Muff pedals. The lower hFE range also makes these a great option for silicon fuzz pedals.

2N527 PNP germanium transistors. The 2N527 is a popular PNP for fuzz pedals and other effects. It can be found in modern classics such as the Sunface and Benson Fuzz. This transistor is in a TO-5 package with long leads commonly found on germanium transistors.

J112 N-Channel JFET in a TO-92 package. Designed for low level analog switching, sample and hold circuits and chopper stabilized amplifiers.

MOSFET BS170 N-Channel Transistor. Used in MOD® Kits.
Note - this is a fragile component! Use caution not to overheat or break leads.

2N5485 N-channel JFET in a TO-92 package. The 2N5485 is an N−channel junction field effect transistors designed for RF amplifier and mixer applications. These devices operate well in the VHF/UHF frequency range.

2N1309 PNP germanium transistors. The 2N1309 is a popular PNP for fuzz pedals and other effects. This transistor is in a TO-5 package with long leads commonly found on germanium transistors.

Low noise transistor for audio frequency amplifier applications.

The BC183 is a general purpose NPN transistor in a TO-92 case. The BC183 is commonly used in fuzz pedals and has a reputation as a warm sounding silicon transistor for fuzz.

The BC547 is a silicon general purpose NPN transistor in a TO-92 package. The BC547’s typical applications include signal processing, amplification, and switching. The BC547 is available in two different gain ranges: BC547B and BC547C. Type hFE (IC=2mA, VCE=5V) BC547B 200-450 BC547C 420-800

The BC337 is a silicon general purpose NPN transistor in a TO-92 package. The BC337’s typical applications include signal processing, amplification, and switching. The BC337 is available in three different gain ranges: BC337-16, BC337-25, and BC337-40. Type hFE Range (IC=100mA, VCE=1V) Typical hFE (IC=100mA, VCE=1V) BC337-16 100-250 160 BC337-25 160-400 250 BC337-40 250-630 400

MPSA14 NPN Darlington transistor (TO-92 package) - designed for high gain, low noise general purpose amplifier applications.

• Max collector to emitter voltage = 30 V
• Max collector to base voltage = 30 V
• Max emitter to base voltage = 10 V
• Max collector current = 0.5 A (continuous)

SFT319 PNP germanium transistors. The SFT319 is a popular PNP for fuzz pedals and other effects. This transistor is in a 18B4 package with long leads commonly found on germanium transistors. This style of package can be found in Italian built Vox Tonebenders.

2N7000 N-channel enhancement mode field effect transistors. 2N7000 MOSFETs are used in many DIY projects such as boost and distortion effects pedals.
Features:

• Voltage Controlled Small Signal Switch
• High Saturation Current Capability
• Rugged and Reliable
• High Density Cell Design for Low RDS(ON)
  

2N2430 NPN germanium transistors. The 2N2430 is a popular NPN for fuzz pedals and other effects. The NPN polarity allows for use with standard pedal power supplies.

2N408 PNP germanium transistors. The 2N408 is a popular PNP for fuzz pedals and other effects. The 2N408 was popularly used in the germanium version of the Fuzzrite by Mosrite along with the 2N2613.

General purpose low-power NPN bipolar junction transistor, used frequently in hobbyist electronic projects. This version is lead free.
For a lead free 2N3906 see P-Q2N3906-LF.