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Nov 30, 2020 Reflow Oven Calibration Schedule Can you offer some guidelines regarding how often we should re-calibrate our reflow ovens? ... M.D. Nov 25, 2020 Insufficient Plated Hole Fill with Electrolytic Capacitors We are having problems achieving the minimum hole of 75% on electrolytic capacitors using our wave soldering. What ... W.E. Nov 24, 2020 Through Hole Connector Solder Joint Hole Fill When looking at IPC610D in relation to through hole connectors and Class III level soldering. What is the ... R.D. Nov 23, 2020 Selective Solder System Purchased At Auction My company purchased a used selective solder machine at an auction. At the time we were not sure ... D.T. Nov 20, 2020 Out-gassing and Cleaning I have created a series of PCBs with no solder mask. I will be soldering 2 spring pins, ... S.P. Nov 19, 2020 Stencil Cleaning Procedure Currently, as needed, our EMS contractor wipes the bottom side (board contact side) of each solder paste stencil ... P.M. Nov 18, 2020 Challenging Cleaning Problem We are designing an ECG monitor that uses an embedded phone-modem LGA module. This phone modem is shielded, ... F.W. Nov 17, 2020 Selective Printing for BGA Components We use common BGA packages on many of our low-end products. To save cost, could we print paste ... A.J. Nov 16, 2020 BGA Joint Voids - Accept or Reject? Per IPC-610 acceptability standards, would you accept or reject this BGA solder joint? Is this level of voids ... E.W. Nov 13, 2020 Solution for Warped PCBAs From a large lot we have 20 populated boards with components on both sides that are warped. Components ... E.J. |
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