Diff Amp: A two-transistor circuit whose ac output is an amplified version of the ac input signal between the two bases. Related posts: Buffer Amplifier Comparator Digital-to-Analog Converter (D/A) Coupling Circuit DC-to-DC Converter Armstrong oscillator Current-Controlled Current Source (ICIS) CB Amplifier Common-Source (CS) Amplifier CE Amplifier Darlington Transistor DC Return Common Base (CB) Clipper Common-Emitter Circuit Common-Mode Signal CMOS inverter Colpitts Oscillator Chopper CC Amplifier or Emitter follower Read more articles Previous PostDiac Next PostDigital-to-Analog Converter (D/A)