3C Electronics

Illuminate Robot Intelligence with Simple Circuits: LattePanda Mu Multifunctional Portable Cyberdeck | DF Maker Weekly (Issue 126)

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Illuminate Robot Intelligence with Simple Circuits: LattePanda Mu Multifunctional Portable Cyberdeck | DF Maker Weekly (Issue 126)

【Click the above“blue text” to follow the DF Maker Community and become a tech aesthetician together】 The community public account records weekly shareable maker-related content, published every Friday～ Submissions or recommendations for related content are welcome. Submission email: <span>[email protected]</span> Hardware Neurons: Illuminate Robot Intelligence with Simple Circuits This project is actually a small robot experiment … Read more

Watch Out: Components Installed Incorrectly, Circuit Board is Smoking…

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Watch Out: Components Installed Incorrectly, Circuit Board is Smoking...

Polarized components require special attention throughout the PCBA (Printed Circuit Board Assembly) processing, as incorrect orientation of polarized components can lead to mass failures and the complete failure of the PCBA board. Therefore, it is crucial for engineering and production personnel to understand SMT polarized components. 1. Definition of Polarity Polarity refers to the positive … Read more

Analysis of Defects in PCBA Soldering

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Analysis of Defects in PCBA Soldering

During the production process of PCBA soldering, operational errors can easily lead to defects such as: cold solder joints, short circuits, component lifting, missing components, solder balls, component misalignment, excessive solder, incorrect components, cold soldering, reverse soldering, white/reverse side issues, misalignment, component damage, insufficient solder, excessive solder, solder sticking to gold fingers, and glue overflow. … Read more

Transforming micro:bit into an Electromagnetic Radiation Tester

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Transforming micro:bit into an Electromagnetic Radiation Tester

I have seen cases online where Arduino is used to create a simple electromagnetic radiation tester, typically using several LEDs to display the intensity of electromagnetic radiation. The micro:bit comes with a built-in LED matrix, so I thought it would be more intuitive to migrate this small experiment and use the matrix to display radiation … Read more

The Journey of Digital Tubes

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The Journey of Digital Tubes

Arduino Design Course (Part 3) The Journey of Digital Tubes Course Introduction When numbers dance gracefully with light and shadow on the circuit board, digital tubes compose a brilliant visual poem of electronic magic. In the galaxy of electronic creativity, digital tubes serve as glowing cipher books, transforming numerical language into the rhythmic dance of … Read more

Methods for Calculating Points and Costs in PCBA/FPCBA SMT Processing

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Methods for Calculating Points and Costs in PCBA/FPCBA SMT Processing

SMT, short for Surface Mount Technology, originated in the 1960s, involves directly mounting SMD components onto PCBs. Its greatest advantage is the high wiring density per unit area of each component, which shortens connection lines and improves electrical performance. Below, I will quickly guide you through the SMT process flow. (This is SMT) 01 SMT … Read more

Top 100 PCB Manufacturing Companies in China (Including Main Products)

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Top 100 PCB Manufacturing Companies in China (Including Main Products)

1. Zhendin Technology Holdings Co., Ltd. Introduction: Established in 2006, mainly produces flexible circuit boards, high-density interconnect boards, rigid circuit boards, and IC substrates; Main products: Flexible circuit boards (FPC), high-density interconnect boards (HDI), rigid circuit boards (R-PCB), and IC substrates; 2016 revenue: 16.985 billion CNY2. Jantech Technology Co., Ltd. Introduction: Located in Taoyuan, Taiwan, … Read more

Feasibility Study Report on the Construction Project of PCB Production Base in Pathum Thani, Thailand

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Feasibility Study Report on the Construction Project of PCB Production Base in Pathum Thani, Thailand

1. Project Overview The company plans to purchase land in the Jinchi Industrial Park in Pathum Thani, Thailand, and build its own factory. By acquiring advanced production equipment, the company aims to establish a printed circuit board (PCB) production base to enhance its overall production capacity and improve its overseas capacity layout, thereby filling the … Read more

Are You Using the Multimeter Correctly? Let This Guide Help Every Engineer!

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Are You Using the Multimeter Correctly? Let This Guide Help Every Engineer!

Click Mechanical Frontier” Follow for Updates Leading the Mechanical Frontier, Mechanical Videos, Automotive, Processing Technology, 3D Printing, Automation, Robotics, Production Processes, Bearings, Molds, Machine Tools, Sheet Metal, and other industry frontiers await you here A multimeter, also known as a multi-tester, is a multifunctional and multi-range measuring instrument. Generally, a multimeter can measure DC current, … Read more

Post-95s Young Man Creates Affordable Drone Using Chopsticks!

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Post-95s Young Man Creates Affordable Drone Using Chopsticks!

130,000 Likes! A Young Man Born After 1995 Creates an Affordable Drone Using Chopsticks‌When the creativity of a tech enthusiast meets takeout chopsticks, a wave of “imaginative innovation” brings laughter to the internet! A 28-year-old from Dezhou, Shandong, named Xiao Zhao, built a drone that can fly up to 70 meters high using disposable chopsticks, … Read more