Circuit Technology Center
Rework. Repair. Reclaim.
Knowledge, tips, and techniques from the leaders in advanced circuit board and component, rework, repair, and reclamation.
May 13, 2026
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When a military contractor needed to add 16 components to existing circuit boards, the original “dead bug” rework solution meant dozens of jumper wires and a messy assembly. This case study shows how precision copper foil patterns bonded directly to the PCB surface created a cleaner, more reliable, and production-friendly alternative that reduced labor while maintaining normal assembly processing.
Feature Story
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This month's featured guide walks technicians through the precise process of repairing damaged surface-mount pads using adhesive-backed film pads. The procedure covers pad removal, surface preparation, alignment, bonding, solder connection, and final inspection techniques to achieve a durable, high-reliability repair that closely matches original. Ideal for advanced-level technicians performing SMT rework and circuit board repair.
Guide of the Month
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Underfilled BGA components can turn standard rework into a high-risk operation with potential pad damage, delamination, and scrap. This technical paper explains how cold precision milling provides a controlled, low-thermal alternative for removing difficult underfilled devices, improving salvage rates, and reducing risk on high-value, high-reliability electronic assemblies.
Tech Paper
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Circuit cuts may sound simple, but precision is everything when modifying or correcting PCB circuitry. This article explains the techniques, tools, and depth-control methods used to safely sever surface and internal conductors without damaging adjacent circuitry, including the use of X-ray targeting, micro-drills, and epoxy sealing for high-reliability rework.
Feature Story
Cartoon
"I think we can charge more if we calculate our billable hours in dog years."
Copyright © Randy Glasbergen
Trivia
What year was the first US satellite launched into space?
See the answer below.
Quote of the Week
"Science is a wonderful thing if one does not have to earn one's living at it."
Albert Einstein