What is Flying Probe Test? Flying probe test is an advanced method for testing printed circuit board assemblies (PCBAs) that uses moving test probes to make contact with test points on the board. Unlike traditional bed-of-nails in-circuit test (ICT) fixtures which have fixed probes and require a custom test fixture […]

Introduction to Transistor Radio Circuits A transistor radio is a small portable radio receiver that uses transistors as the main component in its circuitry. Transistor radios were hugely popular consumer products from the mid-1950s to the early 1970s, revolutionizing the electronics industry and ushering in an era of portable and […]

Introduction to Ceramic PCBs Ceramic printed circuit boards (PCBs) are a specialized type of PCB that offer unique properties and benefits compared to traditional FR-4 fiberGlass PCBs. Made from ceramic materials like alumina or aluminum nitride, ceramic PCBs provide excellent thermal conductivity, electrical insulation, and mechanical stability. In 2023, ceramic […]

Introduction to Polyimide PCB Polyimide (PI) is a high-performance polymer material known for its exceptional thermal stability, mechanical strength, and chemical resistance. When used as a substrate for printed circuit boards (PCBs), polyimide offers numerous advantages over traditional materials like FR-4. Polyimide PCBs are widely used in demanding applications that […]

What is a Transistor? A transistor is a semiconductor device that consists of three layers of semiconductor material, forming two p-n junctions. It has three terminals: the emitter (E), base (B), and collector (C). Transistors are primarily used for amplification and switching purposes in electronic circuits. Types of Transistors There […]

Introduction to Prepreg and Core in PCB Manufacturing Printed Circuit Boards (PCBs) are essential components in modern electronics, providing a platform for electrical connections and mechanical support for various components. The manufacturing process of PCBs involves several critical materials, two of which are prepreg and core. Understanding the roles of […]

What is PCBA Testing? PCBA (Printed Circuit Board Assembly) testing is a crucial process in the manufacturing of electronic devices. It involves testing the assembled PCB to ensure that it functions as intended and meets the required specifications. PCBA testing is essential to identify any defects or issues in the […]

Introduction to Pam 8403 Pam 8403, also known as the “Army Material Maintenance Policy,” is a comprehensive guide that outlines the policies and procedures for maintaining and managing Army equipment and materiel. This document is essential for anyone involved in the maintenance and upkeep of Army assets, including soldiers, civilians, […]

What is Software Serial Arduino? Software Serial Arduino is a library that allows you to create additional serial ports on your Arduino board using software instead of relying on the hardware serial ports. It enables serial communication on digital pins other than the default RX and TX pins, providing flexibility […]

Introduction to In-Building Wireless Solutions In today’s increasingly connected world, reliable indoor wireless coverage has become a necessity for businesses, organizations, and individuals alike. Poor signal strength and dead zones can lead to dropped calls, slow data speeds, and frustration for users. To address these challenges, two popular solutions have […]