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Ask the Experts Index |
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Mar 13, 2026 How To Measure Solder Paste Rolling Diameter A customer has asked us to measure the rolling diameter of solder paste while printing with our automated ... S.K. Mar 12, 2026 Class 3 Pin Contact Question I am working on a class 3 product. We have an assembly from one operation that has a ... E.E. Mar 11, 2026 Solder Paste Print Test Boards We're looking for a better way to manage solder-paste print test boards. Can we use a general test ... W.H. Mar 10, 2026 Removing Cleaning Residues Under BTC Packages How do you determine whether cleaning residues under BTC (Bottom Terminated Component) packages have been sufficiently removed in ... C.G. Mar 9, 2026 BGA Solder Ball Wetting Can you confirm the interpretation that the BGA solder ball "wetting" issue shown is a defect image on ... P.O. Mar 6, 2026 Requirements for Installing Leaded vs. Lead-free Press Fit Connectors Is there a difference between the requirements to install a leaded press fit connector, and a lead free ... A.A. Mar 5, 2026 Maximum Allowable Time Prior to Washing When Using Water Soluble Paste When using a water soluble paste, after SMT reflow, what is the maximum allowable time prior to washing? ... M.M. Mar 3, 2026 What's Causing Cloudy Conformal Coating We are experiencing electrical faults with an assembly. When the units are inspected we see an abnormal cloudy/milky ... F.G. Mar 2, 2026 What Is Causing Slanted Pins After Reflow I am running small, thin PCBs mounted with pogo pins. After reflow some pogo pins are slanted. What ... J.A. Feb 27, 2026 Components Falling Off During Wave Soldering We are facing a problem with components falling off, or being displaced, during PCB wave soldering for a ... L.L. |
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