Voltage Divider Bias Circuit

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This electronics video tutorial explains how to solve the voltage divider bias circuit. It explains how to use a formula to quickly calculate the base current of the NPN transistor and how to calculate the emitter and collector currents as well as calculating the emitter and collector voltages Ve, Vc, as well as Vb and Vce.

Transistors - NPN & PNP:


BJT Transistors - Electronic Switches:


Night Activated LDR Sensor Circuit:


Finding The DC Load Line & Q-Point:


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:


Summing Amplifiers:


LM386 Audio Amplifier:


LC Oscillator Tank Circuit:


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Final Exams and Video Playlists:


Full-Length Videos and Worksheets: