Summing Amplifiers - Op Amp Circuits

This video tutorial provides a basic introduction into summing amplifiers, a type of operational amplifier circuit where the output voltage is proportional to the sum of the input voltages.

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:

Operational Amplifiers:

LM386 Audio Amplifier:

LC Oscillator Tank Circuit:

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Final Exams and Video Playlists:

Full-Length Videos and Worksheets: