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PCB Assembly: How to attach a thermocouple to a target PCB?

2017-05-22

It is important to monitor the temperature during the PCB Assembly SMT reflow process, especially for LEAD-Free processes. The components can suffer excessive thermal shock very easily. A thermocouple can be attached to a target circuit board to obtain re

PCB Assembly: How the modern solder reflow oven works?

2017-05-19

PCB Assembly to successfully solder surface mount components to a circuit board, the heat should be transferred to the solder alloy paste until its temperature reaches a molten point (217°C for SAC305 lead free solder). The liquid alloy will merge with PC

How much does Automated SMT Assembly Cost?

2017-05-18

Shenzhen Grande Electronic offers reasonable prices for automated surface mount assembly services. So the majority of customers contact us and enquire how much does automated SMT assembly cost.

PCB Assembly: How does PCB X-Ray Inspection Work?

2017-05-17

Shenzhen Grande Electronic functions with the help of latest technology, so our customers are not bothered about how does PCB x-ray inspection work and comfortably contact us for their various needs. We use advanced x-ray inspection tool to diagnose a var

PCB Fabrication: How Conformal Coating Protects PCBs

2017-05-16

Salt sprays, moisture, fungi, corrosion and other forms of contamination caused by wet or harsh environments can damage printed circuit boards (PCBs). To prevent damage and avert costs incurred by replacement or repair, non-conductive conformal coating is

PCB Layout: High Voltage PCB Design Tips

2017-05-15

When drawing a PCB layout, it is very important to provide suitable clearance between traces and provide enough space between the components, especially in high voltage applications, in order to avoid any electrical arcing and breakdowns.

PCB Fabrication: Heavy Copper PCB

2017-05-12

While there is no standard definition of Heavy Copper, it is generally accepted that if 3 ounces (oz) of copper or more is used on the internal and external layers of a printed circuit board, it is called a heavy copper PCB.

Halogen-free / Lead-free Printed Circuit Boards

2017-05-11

The EU RoHS Directive 2002/95/EC, also known as RoHS or Lead-Free, is the Restriction of Hazardous Substances regulation that specifies the maximum levels of lead in various electric and electronic devices. But in reality RoHS restricts more substances th

PCB Layout: Generation of Gerber and Excellon files (Eagle CAD)

2017-05-10

You can follow the instruction given below for easily creating Gerber or Ecellon files in Eagle. 1. Select the CAM Processor and execute it. 2. Click the option “Option for Job” in the “File” menu

PCB Fabrication: Fixtureless PCB Testing

2017-05-09

At Shenzhen Grande Electronic, we guarantee 100% electrical testing on all PCBs that leave our facilities. We make this guarantee in order to ensure both the quality of our work and the satisfaction of our clients.

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