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Basic Electronics

Do you want to build a great project? Your life is better. But electronics isn’t easy.

Many people are discouraged because they do not work as expected. And not enjoying it at all, wasting time and a lot of money.

Do you believe it? We can avoid this problem with these posts.

We will understand the working principle of electronics Components (DATASHEETs), Wiring, Basic Circuits, DIY, Trick TIPs, etc.

In simple ways!

For we can build mini electronics projects for example power supply, Flasher, light controller, times, solar cell. We are very happy to share what we learn with our friends.

It is true that the more you share, the more you know it. My English is very poo, most articles on this website are hard to understand. We are sorry! I will improve them.

 

Ring Oscillator Circuit: How It Works and Frequency Calculation

Published on: March 24, 2026 by Chayapol Garaipoom
Ring Oscillator Circuit: How It Works and Frequency Calculation

Learn how a ring oscillator works, including circuit and frequency formula. Understand propagation delay time and how it affects oscillation. Read more

Categories Basic Electronics, Digitals & MCU, Oscillator circuits & RF Tags CMOS, Logic gates, TTL Leave a comment

Improving Analog Meter Accuracy Using a JFET Source Follower Buffer

Published on: March 14, 2026 by Chayapol Garaipoom
Improving Analog Meter Accuracy Using a JFET Source Follower Buffer

Learn how a simple JFET source follower buffer improves analog voltmeter accuracy by increasing input impedance and reducing circuit loading. Read more

Categories Basic Electronics, Measurement Tags FET, Voltage Buffer Leave a comment

Simple Single-BJT Colpitts Oscillator – LC Sine Wave Generator

Published on: February 12, 2026 by Chayapol Garaipoom

Learn how a basic LC tank circuit works and build a simple single-transistor (BJT) Colpitts oscillator to generate a clean sine wave. Read more

Categories Basic Electronics, Oscillator circuits & RF Leave a comment

Transistor RC Phase-Shift Oscillator – Simple Inductor-Free Sine Wave Generator

Last Updated on: February 10, 2026 by Chayapol Garaipoom

An in-depth look at a transistor-based RC phase-shift oscillator, covering how it works, the theory, and a practical example circuit. Read more

Categories Basic Electronics, Oscillator circuits & RF, The Experimental Lab Tags Sine-wave, Transistors Leave a comment

DIY Voltage Doubler & Multiplier – Easy Circuits for High Voltage

Last Updated on: February 19, 2026 by Chayapol Garaipoom

Looking to get high DC voltage from low AC? Try these simple Voltage Doubler and Multiplier circuits – just capacitors and diodes, with full step-by-step diagrams. Read more

Categories Basic Electronics, The Experimental Lab 12 Comments
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Recent Posts

  • Transistor Relaxation Oscillator Circuit – Simple Vehicle Blinker / Flasher
  • Ring Oscillator Circuit: How It Works and Frequency Calculation
  • Improving Analog Meter Accuracy Using a JFET Source Follower Buffer
  • Logic Gate Astable Multivibrator — How It Works and Example Circuits
  • Two-Transistor Common-Emitter Amplifier with Current-Boost Output

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