Differential Amplifiers & Operational Amplifiers (Op-Amps) Differential Amplifiers Operational Amplifiers (Op-Amps) Linear and Non-Linear Waveshaping General Applications of Op-Amps Nonlinear Waveshaping Nonlinear Circuits Waveform Generators (Sinusoidal Oscillators) Waveform Generators and Active Filters Waveform Generators (Nonsinusoidal) Active RC Filters Specilized Applications The 555 IC Timer Operational Transconductance Amplifier (OTA) Specilized IC Applications Index