Introduction to PCB Layout Design Printed Circuit Board (PCB) layout design is a crucial step in the development of electronic devices. It involves the arrangement of components and the routing of traces on a PCB to ensure proper functionality, reliability, and manufacturability of the final product. In this comprehensive guide, […]

Introduction to EMW3165 WiFi Module The EMW3165 is a low-power, highly integrated Wi-Fi module designed for Internet of Things (IoT) applications. This module is based on the STMicroelectronics STM32F411CE microcontroller and the MXCHIP EMW3165 Wi-Fi chip, which supports IEEE 802.11 b/g/n wireless communication standards. The EMW3165 module offers a cost-effective […]

PCB Pricing Factor #1: Board Size The size of the PCB is one of the most significant factors that affects its price. Larger boards require more material and take longer to manufacture, which increases the cost. PCB sizes are typically measured in square inches, and prices are often quoted based […]

Basic FM Transmitter circuit The basic FM transmitter circuit consists of the following components: Audio input stage Pre-emphasis network Voltage-controlled oscillator (VCO) RF amplifier Antenna Here is a simple FM transmitter circuit diagram: +V | | R1 | Audio Input >–||–+—> Pre-emphasis Network >— VCO >— RF Amplifier >— Antenna […]

What is an HDI PCB? HDI PCBs are a type of printed circuit board that features higher wiring density than traditional PCBs. This is achieved through the use of smaller vias, finer trace widths, and tighter spacing between components. HDI PCBs can have multiple layers, with the most common configurations […]

Introduction to OpenMV Cam OpenMV Cam is a powerful, low-cost, and easy-to-use smart vision camera designed for makers, hobbyists, and professionals alike. It combines the power of machine vision with the flexibility of Python programming, making it an ideal tool for a wide range of applications, from robotics and automation […]

What are Metal Oxide Varistors? Metal oxide varistors (MOVs) are voltage-dependent resistors commonly used to protect electronic circuits against voltage spikes caused by electrostatic discharge, lightning strikes, or power surges. They are made from a ceramic material, typically zinc oxide, combined with other metal oxides such as bismuth, cobalt, or […]

Introduction to Vibration Sensors Vibration sensors are essential components in various industries, enabling the detection and measurement of vibrations in machines, structures, and equipment. These sensors play a crucial role in condition monitoring, predictive maintenance, and ensuring the smooth operation of critical systems. In this comprehensive guide, we will explore […]

Introduction to PCBs and Their Significance Printed Circuit Boards, commonly known as PCBs, have revolutionized the electronics industry since their inception. These small, green boards are the backbone of almost every electronic device we use today, from smartphones and computers to medical equipment and aerospace technology. PCBs have enabled the […]

What is a Homemade Car Alarm? A homemade car alarm is a DIY security system that you can create using readily available components and some basic electronic skills. This cost-effective alternative to commercial car alarms can provide reliable protection for your vehicle, deterring potential thieves and alerting you to any […]