Colpitts Oscillator NPN Transistor Circuit

This electronics video tutorial provides a basic introduction into the colpitts oscillator circuit which uses a single 2N4401 NPN transistor, a few capacitors, and at least one inductor to generate frequencies from 1 KHz to 10MHz.

Transistors – NPN & PNP:

Operational Amplifiers:

Summing Amplifiers:

LM386 Audio Amplifier Circuit:

LC Oscillator Tank Circuit:

A Simple Oscillator Circuit:

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A Simple Sine Wave Oscillator Circuit:

The Transistor Oscillator Circuit:

LED Flasher Circuit:

Barkhausen Criterion – Oscillators:

RC Phase Shift Oscillator Circuit:

Wien Bridge Oscillator Circuit:

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Hartley Oscillator Circuit:

Single Transistor Esaki Oscillator Circuit:

Single Transistor LED Flasher Circuit:

What Is Negative Resistance?

Colpitts Crystal Oscillator Circuit:

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Resistors: https://amzn.to/2U2dPEp
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