Ask the Experts Member

Brook Sandy

Technical Education Program Manager
IPC - Association Connecting Electronics Industries

As manager of IPC’s technical educational program, Sandy-Smith will be responsible for content development and successful execution of IPC’s educational programs and technical proceedings for conferences, webinars, workshops, tutorials and professional development offerings for the electronics industry. She will lead the development and execution of the technical program and professional development curriculum components of the organization’s trade show events, specialty conferences and professional development events.

Brook Sandy has submitted responses to the following questions.

Frequency of Checking Solder Paste Viscosity
No, typically it is not necessary to check viscosity before each use. We check the viscosity of the paste (and ...

Cold Solder Joints on 0603 Components
In some cases, small solder deposits that look like cold solder could actually be graping, which looks very similar. Graping ...

Solder Hardness Comparison
There are a few possible causes for this difference in solder joint hardness. First, if the alloys are from different ...

Nano Coated Stencil Wear
The best way to characterize how the nano-coating degrades over time is by measuring the print transfer efficiency of the ...

Intermittent BGA Test Problems
This sounds to me like a textbook case of Head-in-Pillow (HiP) defects. What happens in this case is that during ...

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