How can I separate PCB antenna and SMA connector?

2 years ago

I am designing a prototype PCB for a Lora node. It will have an SMA connector (J2) and a PCB…

CEM3 or FR4 PCB, which is the lightest material?

2 years ago

There is nothing about weight in the substrate datasheets I found. Between CEM-3 or FR4, which is the lightest material…

What Is a Solder Bridge on PCB? How to Prevent It?

2 years ago

Flawless PCB soldering is imperative for proper functioning of a printed circuit board. However, even experienced technicians can make small mistakes…

What kinds of test is suitable for low volume PCB order?

2 years ago

I've ordered fabrication and assembly of small PCB batches (100pcs) a couple of times already. Each time the factory asked…

Why do all the ground leads short outs beteween each other after Packing Virtex-4 via BGA?

2 years ago

After We have assembled the Virtex-4 FPGA BGA package on our custom design PCB, we check for short circuits between…

What’s the meaning of “CR” marked on the PCB?

2 years ago

Receive the PCB prototype from supplier. And see a CR mark on the board. What does it mean? Is it…

How should I handle wet PCBs?

2 years ago

A batch of PCB got wet in warehouse due to roof linking. Too terrible to shoulder the lost. How can…

Is PCB poisonous?

2 years ago

We are a green energy brand which sells solar water heater. All of our products are almost use PCB. And…

SMD Soldering: A Step-By-Step Guide

2 years ago

SMD soldering refers to the process of soldering surface mount electronic components to printed circuit boards. As electronic devices and…