To evolve these circuits, [Henrik] told a SPICE simulation to generate an inverter with a 5V power supply, 2N3904 and 2N3906 transistors, and whatever resistors were needed.

Rise and fall time test circuits for the 2N3904 On page 3 of the 2N3904 datasheet you’re into the really irrelevant stuff for most Hackaday readers. Surprisingly, in many sheets this page would ...

According to 2N3904 datasheet this transistor is a silicon epitaxial planar NPN general purpose amplifier and switch. The. Aspencore network. ... I love all about electronics, circuit diagrams and ...

Circuit simulation made easy partsim.com. Brings you all the tools to tackle projects big and small - combining real-world components with ... Why is the 2N3904 transistor still up after 60 years? May ...