In this chapter we will study the transistor differential-amplifier circuit. This is a very important transistor circuit, as it is the basis of the operational amplifier (or op amp), one of the most ...

An electronic circuit that amplifies the difference between ... becomes +), it multiplies the difference by a constant factor. Differential amplifiers are used in myriad applications, including ...

After a brief review of the history of the K2-W vacuum-tube op amp, an LTspice model is used to create its schematic in ...

From the micromixer topology by Barrie Gilbert [1], this amplifier allows a single-ended input to be converted to a Class ... So, with zero input current, both Q1 and Q3 conduct Ibias, as does Q2 and ...