BUY C9014 https://www.utsource.net/itm/p/1271780.html
PRE-AMPLIFIER, LOW LEVEL & LOW NOISE
Description: The C9014 is a NPN silicon transistor with a TO-92 package. Features: - Collector-emitter voltage: 40 V - Collector current: 0.1 A - Power dissipation: 500 mW - Operating temperature range: -55°C to +150°C Applications: The C9014 is used in a variety of applications, including switching and amplifier circuits. It can also be used in audio amplifiers, motor control circuits, and power supplies. (For reference only)