Introduction to PCB Design for IoT Devices The Internet of Things (IoT) is revolutionizing how we interact with technology in our everyday lives. From smart homes and wearables to industrial automation and connected vehicles, IoT devices are becoming increasingly prevalent. At the heart of every IoT device lies a printed […]

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 […]

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 […]

Introduction to PCB Surface Finishes Printed Circuit Boards (PCBs) are the backbone of modern electronics, connecting and supporting various components to create functional devices. One crucial aspect of PCB Manufacturing is the surface finish, which protects the exposed copper traces and pads from oxidation and enhances the board’s solderability. With […]

What is a Varistor? A varistor, also known as a voltage-dependent resistor (VDR), is an electronic component with a non-linear resistance that varies with the applied voltage. Its primary function is to protect electronic circuits from excessive voltage spikes by diverting the surge current away from sensitive components. Varistors are […]

Introduction to CH304G The CH304G is a versatile and high-performance integrated circuit designed for various applications in the electronics industry. This article will delve into the features, applications, and schematic of the CH304G, providing a comprehensive understanding of this powerful component. Key Features of CH304G The CH304G boasts an impressive […]

Introduction to Reed Relays A reed relay is an electromagnetic switch that uses a magnetic field to control the opening and closing of one or more reed switches. These relays are known for their fast switching speeds, low power consumption, and high reliability, making them ideal for various applications in […]