BUY 2N4393 https://www.utsource.net/itm/p/11653503.html
Description: The 2N4393 is a NPN silicon transistor in a TO-92 package.
Features:
rn Low collector-emitter saturation voltage
rn High current gain
rn Low noise
rn High voltage
Applications:
rn Audio amplifiers
rn High frequency switching
rn High speed switching
rn Low noise amplifiers
(For reference only)