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Find the latest semiconductor products, industry insights and upcoming technologies from the industry's experts on the HQ Online blog. Here we share technical guides, industry opinions, case studies and more from engineers on the ground working with the latest hardware.

DC Voltage: What is it? (Circuit Symbol & Wire Color Codes)

DC voltage, or direct current voltage, is a type of electrical voltage that flows in a constant direction. It is commonly used in devices such as smartphones, laptops, and household appliances. DC voltage provides a stable and constant power supply, making it ideal for powering electronic devices that require a consistent and reliable source of power. This blog post discusses the circuit symbol for DC voltage, how it can be generated, and its advantages in providing a stable power supply for sensitive electronic components.

April 22,2024

The Footprint Files: Electrolytic Capacitors

In this blog post, we will be exploring the world of electrolytic capacitors. Here we will learn about electrolytic capacitors, their types, symbols, and applications in electronic circuits. Understand the differences between surface mount and through-hole electrolytic capacitors. Enhance your electronics knowledge and skills with this informative article.

March 13,2024

GigaDevice: Empowering the Future with Innovative Solutions

Explore Gigadevice's top-notch memory, microcontroller, sensor, and analog solutions. Trusted for quality and efficiency, they power everyday devices seamlessly.

March 19,2024

What are Clipper Circuits?

Clipper circuits are electronic circuits that are used to clip or limit the amplitude of a waveform. They are commonly used in electronic devices to protect components from voltage spikes and to shape waveforms for various applications. This article explores the different types of clipper circuits, such as series clipper circuits and shunt clipper circuits, and their applications in audio and video signal processing, power supply protection, waveform shaping, and voltage regulation. Understanding the different types of clipper circuits and their applications can help in designing and troubleshooting electronic circuits effectively.

March 07,2024

Forward Bias vs. Reverse Bias and their Effects on Diode Functionality

Learn about Forward Bias vs. Reverse Bias and their Effects on Diode Functionality and the differences between forward bias and reverse bias. Understand how forward and reverse bias affect the operation of a diode. Discover the functionality of diodes and their applications in rectification, voltage regulation, signal modulation, and protection against voltage surges.

April 08,2024

Oscillators: What Are They? (Definition, Types, & Applications)

Learn about the fundamentals of oscillators, their types, and applications in the world of electronics. Understand the basic principles of oscillators and their significance in modern technology. Explore various types of oscillators such as LC oscillators, crystal oscillators, RC oscillators, and Wien Bridge oscillators. Discover the applications of oscillators in communications, computers, signal processing, and measurement and testing.

March 19,2024

Tips for Finding Current in a Circuit

Understanding how to find the current in a circuit is an essential for anyone working with electrical systems. This blog post explains how to calculate current using Ohm's Law, as well as formulas for calculating current in circuits with capacitors and inductors. It also discusses techniques for determining current in non-linear circuits using Kirchhoff's laws. With this information, you'll be well-equipped to analyze and understand current flow in various electrical circuits.

March 13,2024

Enhancing Security with HT12D Decoder IC in Wireless Communication

In this article, we will discuss the effects and usage of HT12D decoder IC in improving the security of wireless communication applications. The HT12D is widely applied as an encoder/decoder IC in wireless systems where addressing and identification are used. Furthermore, it is shown that by adding additional layers to the decoding and/or encoding schemes of wireless protocols, eavesdropping or hacking the signal becomes more challenging.

July 22,2024

electronics HT12D encoder IC decoder IC

Getting Started with Digital Potentiometers and Arduino: A Step-by-Step Guide

A Digipot is also called a digital potentiometer often termed a high-precision digital variable resistor. They offer better control of analog signals in electronic circuits and devices by using (voltage) signals as opposed to a mechanical knob or slider encountered in a potentiometer. To be more precise, in this guide, we will briefly explain what digital potentiometers are, and the specifications of the most common ones, and then we will guide you through the process of using digital potentiometers with an Arduino microcontroller board. Soon, you will gain enough knowledge on how to use the digipots within the electronic projects you are undertaking and how they work.

June 18,2024

Current Divider Rule: What is it? Formula, Derivation & Examples

Learn about the current divider rule, a fundamental concept in electrical engineering that helps calculate the current flowing through different branches of a parallel circuit. Understand the formula and derivation of the current divider rule and how it simplifies the analysis process for engineers and technicians. Apply this rule to accurately calculate currents and design circuits in your electrical projects.

April 22,2024

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