
An Introduction to Analog and Digital Signals
When you tune the radio in your car or home, you are listening to different types of signals. You may not think about it much, but both analog and digital
Schematic & Gerber restoration
MCU/CPLD code restore access & backup
1:1 exact hardware replication
BLE & Classic BT wireless solutions
Precision PID & thermal management
High-efficiency motor drive control
Industrial RS485/RTU communication
Custom STM32/ESP32 firmware & HW
Calculate the PCB trace width based on temperature rise, current, and copper thickness (IPC-2152).
Learning from our posts in different topics: development case of chips, reverse engineering applications, ic programming tutorials, and more. Our team of experienced PCB experts are here to answer your queries and help you in any way possible.

When you tune the radio in your car or home, you are listening to different types of signals. You may not think about it much, but both analog and digital

HDI (High-Density Interconnect) PCBs: layers, microvias, and advanced manufacturing. Ideal for mobile devices and wearables. Expert insights inside!

If you’ve ever listened to an uncle playing blues guitar or a friend strumming a cheap plastic ukulele, you probably know what harmonic distortion is. It sounds like a very

In the world of manufacturing and software, it’s not uncommon to hear words like reverse engineering or forward engineering. But what do those terms mean, and how do they apply

New to RF? Understand radio frequency circuits: components, impedance matching, and signal propagation. Applications in wireless devices. Beginner’s guide inside!

When it comes to electronics, “smaller is better” is a common phrase that engineers often find themselves repeating. Engineers have been able to implement smaller components, through the use of

How many do you know about through hole vs surface mount? They are two ways to connect electronics components in pcb assembly (PCBA). They are cost-effective and reliable methods of

What is the schematic Symbol? A schematic symbol is a graphical representation of an electrical or electronic component. There are many schematic symbols in schematic library. And the schematic library

Build PCB libraries: component footprints, symbols, and 3D models. Tools for Altium/KiCad and version control. Essential for efficient design. Tutorial inside!

Master PCB BOM creation: component listing, part numbers, and sourcing. Tips for accuracy, cost optimization, and manufacturability. Download template inside!
IC testing is to detect whether the chip has design defects or physical defects caused by the manufacturing process. The process can be conducted by using various test methods. IC

Power Supply Noise is a kind of electromagnetic interference (EMI) from the power distributor system. the frequency spectrum of its conducted noise is about 10kHz~30MHz, up to 150MHz. This noise