Inverting amplifier with signal feedback using NPN transistor
What is a non-inverting amplifier? - Quora
Bipolar Junction Transistors - Common Emitter Amplifier - YouTube
ELectronics - The circuit below shows a generalized form of a differential amplifier with two inputs marked V1 and V2. The two identical transistors TR1 and TR2 are both biased at the
Chapter 9: Single Transistor Amplifier Stages: [Analog Devices Wiki]