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Basic Electronics

CD4049 CMOS Inverting Hex Buffer – Circuits, Pinout & Applications

Last Updated on: September 29, 2025 by Apichet Garaipoom
CD4049 CMOS Inverting Hex Buffer Circuits

the inverter CMOS digital IC datasheet is IC 4049 Hex Inverting Buffer IC, todesign the Square wave oscillator generator circuit diagram Read more

Categories Basic Electronics, Digitals & MCU 5 Comments

7905 Pinout and Real Circuits: Fixed, Adjustable, Dual Supply

Last Updated on: January 17, 2026 by Apichet Garaipoom
7905 5V Negative Voltage Regulator

Use 7905 voltage regulator chip in many ideas such as 5V negative fixed, variable, dual power supply, high current, and more circuits. Read more

Categories Basic Electronics, Power supply

Breadboard Basics: Build Simple Circuits Without Soldering

Last Updated on: September 2, 2025 by Apichet Garaipoom
Breadboard Basics: Build Simple Circuits Without Soldering

Do you want to build electronic circuits in a quick and easy way? If yes, let’s learn how to use a breadboard. This method is great for beginners, electronics hobbyists, or anyone who wants to build a prototype in under one minute (typically). What is a Breadboard? After the introduction, let’s take a closer look.A … Read more

Categories Basic Electronics Leave a comment

Designing a 3 Transistors Amplifier Circuit in a Simple Way

Last Updated on: January 18, 2026 by Apichet Garaipoom
Designing 3 Transistors Amplifier Circuit Simple Way

Learn electronics by designing 3 transistor amplifier circuit in simple way. With driving power of 1W – 7W. Or higher amplifier convenience. Read more

Categories Audio Circuits, Basic Electronics 15 Comments

Small Signal Amplifier Circuit Using Transistor

Last Updated on: January 18, 2026 by Apichet Garaipoom
Designing small signal amplifier circuit using transistor

We are going to learn how to design a small signal amplifier circuit using transistors in a simple way, with class A amplifier form. Read more

Categories Basic Electronics 2 Comments
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