Transistors

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 BC183A transistors manufactured by ITT. The BC183A is a general purpose NPN transistor in a TO-92 case. It is commonly used in fuzz pedals and has a reputation as a warm sounding silicon transistor for fuzz. A version of the BC183A, the BC183KA can be found in some vintage Fuzz Face pedals.

The BC183L is a general purpose NPN transistor in a TO-92 case. The BC183L is commonly used in fuzz pedals and has a reputation as a warm sounding silicon transistor for fuzz. The BC183L was used in some of the earliest silicon Fuzz Face pedals. The ECB pinout matches the arrangement on the P-PC-FUZZ-ISS2-BRN Iss. 2 PCB

• NPN polarity
• Collector emitter breakdown voltage 30V
• Collector base breakdown voltage 45V
• Collector current 100mA
• Power 1W
• Transition frequency 120MHz
• TO-92 case

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 BC183 is available in three different gain ranges: BC183A, BC183B, and BC183C. Type hfe (IC=2mA, VCE=5V, f=1KHz) BC183A 125-260 BC183B 240-500 BC183C 450-900

The BC184 is a general purpose NPN transistor in a TO-92 case. The BC184 is commonly used in fuzz pedals and has a reputation as a warm sounding silicon transistor for fuzz. BC184 was used in various Colorsound pedals - Jumbo Tone Bender, Supa Tone Bender, Power Boost, etc. It was also used in the Schaller Fuzz, and has been used in fuzz pedals from well-known builders such as Skreddy Pedals, D*A*M, and Stu Castledine.

The BC209C is a silicon NPN transistor in a TO-106 case. The BC209C is primarily intended for general purpose audio applications. BC209C transistors were used in original silicon Fuzz Face® pedals as well as a variety of D*A*M pedals.

BC238B NPN transistor in a TO-92 package. The BC238 is used in a variety of vintage pedals such as the Schaller Fuzz, a version of the Brian May treble boost,and later Jen / Tonebender fuzz pedals. The BC238B is a variant of the BC108B and works well in other classic fuzz pedals such as Fuzz Face and Big Muff builds.

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

The BC338 is a silicon general purpose NPN transistor in a TO-92 package. The BC338’s typical applications include signal processing, amplification, and switching. The BC338 is available in three different gain ranges: BC338-16, BC338-25, and BC338-40. Type hFE Range (IC=100mA, VCE=1V) Typical hFE (IC=100mA, VCE=1V) BC338-16 100-250 160 BC338-25 160-400 250 BC338-40 250-630 400

The BC546 is a silicon general purpose NPN transistor in a TO-92 package. The BC546’s typical applications include signal processing, amplification, and switching. The BC546 is available in two different gain ranges: BC546B and BC546C. Type hFE (IC=2mA, VCE=5V) BC546B 200-450 BC546C 420-800

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 BC548 is a silicon general purpose NPN transistor in a TO-92 package. The BC548’s typical applications include signal processing, amplification, and switching. The BC548 is available in two different gain ranges: BC548B and BC548C. Type hFE (IC=2mA, VCE=5V) BC548B 200-450 BC548C 420-800

The BC549 is a silicon general purpose NPN transistor in a TO-92 package. The BC549’s typical applications include signal processing, amplification, and switching. The BC549 is available in two different gain ranges: BC549B and BC549C. Type hFE (IC=2mA, VCE=5V) BC549B 200-450 BC549C 420-800

Low noise transistor for audio frequency amplifier applications.

Low noise transistor for audio frequency amplifier applications. Features:

• Switching and amplifier
• Low Noise
• Compliment to P-QBC560

The BC557 is a silicon general purpose PNP transistor in a TO-92 package. The BC557’s typical applications include signal processing, amplification, and switching.

The BC558 is a silicon general purpose PNP transistor in a TO-92 package. The BC558’s typical applications include signal processing, amplification, and switching.

The BC560 is a silicon general purpose PNP transistor in a TO-92 package. The BC560’s typical applications include signal processing, amplification, and switching.

The BD139 is a NPN medium power BJT transistor in a TO-126 package. The BD139's typical applications include audio amplifiers and drivers but is also popularly used in silicon fuzz pedals. The BD139 is available in two different gain ranges: BD139-10 and QBD139-16. Type hFE (IC=150mA, VCE=2V) BD139-10 63-160 BD139-16 100-250

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

New old stock Soviet GT309E transistors manufactured in Ukraine. The GT309E is a germanium PNP transistor in a very low profile case. The case has a 0.29” diameter and is only 0.1” thick. These have very low leakage and work well in a variety of fuzz pedal builds.

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

J113 N-Channel Switch (TO-92 package) - designed for low level analog switching, sample and hold circuits and chopper stabilized amplifiers.

• Max drain to gate voltage = 35 V
• Max gate to source voltage = -35 V
• Max forward gate current = 50 mA

Surface mount MMBFJ201 JFET. Commonly used in place of the discontinued through-hole J201. These JFETs can be found in many effects pedals, synthesizers, and other projects. The MMBFJ201 is an N-Channel general purpose amplifier JFET. This device is designed primarily for low level audio and general purpose applications with high impedance signal sources.