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GENERAL SERVICES GUIDES PRODUCTS
July 29, 2021
6 Common Mistakes of BGA Rework
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Ball Grid Array rework is one of the most challenging procedures performed at assembly facilities and repair depots worldwide. Doing it right depends in large part on the skills and knowledge of the rework technician. That's why we say that BGA rework is mostly science, with a big slice of art thrown in! Procedures for BGA rework are well-defined and long-established, but there are six common mistakes. These mistakes can be costly, leading to ...
Feature Story
Using Solder Paste Beyond the Expiration Date
Ask the Experts
We assembled a batch of PCBs using a water soluble paste that was beyond the expiration date. After cleaning we are seeing a white powder residue. Do you think it is because the paste used was beyond the expiration date, or is it likely to be ...
Ask the Experts
Circuit Technology Center
Circuit Technology Center
Having a Hard Time Sourcing Components?
Consider Salvaging Them!

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We've all seen and read the news stories in the last year about how the worldwide pandemic has disrupted supply chains, causing product delays and shortages in many industries. Salvaging or harvesting valuable and hard-to-find components from scrap, obsolete or unneeded printed circuit assemblies is a viable option many companies are contemplating to help bridge the supply gap.
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Scrapes and Breaks Repaired
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Millions are spent every year on the care and handling of circuit assemblies. Nevertheless, to the frustration of everyone involved, handling damage occurs. Boards, components, and assemblies are dropped, bumped, nicked, and dinged with annoying regularity. Not long ago we were presented with ...
Feature Story
Circuit Technology Center
Circuit Technology Center
Ultra-Precise GPS could Unleash a Robot Revolution
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Upgrades are boosting the accuracy of the most powerful global satellite positioning systems from several meters to a few centimeters ...
Technology Briefing
Cartoon
"Let's compromise - I'll agree to raise your salary if you'll agree to talk me out of it."
Copyright © Randy Glasbergen
Trivia
What is known as the universal solvent?
See the answer below.
Quote of the Week
"It's what you learn after you know it all that counts."
John Wooden