Operational Amplifiers - Inverting & Non Inverting Op-Amps

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This electronics video tutorial provides a basic introduction into operational amplifiers. it includes examples such as inverting and non-inverting op amps. It explains how to calculate the closed loop voltage gain of such amplifiers as well as the output signal voltage.

Transistors - NPN & PNP:


BJT Transistors - Electronic Switches:


Night Activated LDR Sensor Circuit:


Finding The DC Load Line & Q-Point:


Voltage Divider Bias Circuit:


Collector Feedback Bias Circuit:


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Emitter Feedback Bias Circuit:


Common Emitter Amplifier:


Common Collector & Base Amplifier:


Darlington Pair & Beta Current Gain:


Class A, AB, B, & C Amplifier Circuits:


Voltage Gain of Transistor Amplifier:


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Multistage Transistor Amplifier Circuit:


Transistor Audio Mixer Circuit:


Summing Amplifiers:


LM386 Audio Amplifier:


LC Oscillator Tank Circuit:


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Final Exams and Video Playlists:


Full-Length Videos and Worksheets: