• April 16. 2025

What Is Your Minimum Drill Hole Size? A Comprehensive Guide to PCB Drilling Capabilities When designing a printed circuit board (PCB), one critical specification engineers must consider is the minimum drill hole size. This parameter determines the feasibility of vias, through-holes, and microvias, directly impacting the board’s functionality, density, and cost. In this article, we’ll explore: - St...

• May 21. 2025

How to Choose the Right PCB Substrate for High-Frequency Applications? (Rogers vs. FR4 Comparison) Introduction In today's rapidly advancing electronics industry, selecting the right printed circuit board (PCB) substrate material has become increasingly critical—especially for high-frequency applications. Whether you're designing cellular base stations, automotive radar systems, or satellite commu...

• June 12. 2025

How to Choose Between RO4350B, PTFE, and Ceramic-Filled Substrates？ Introduction High-frequency PCBs are critical in modern RF and microwave applications, including 5G communications, radar systems, and satellite technology. Selecting the right substrate material is essential to ensure signal integrity, thermal stability, and manufacturability. Three of the most commonly used high-frequency PCB ma...