Troubleshooting Wave Soldering Problems with Statistical Quality Control (SQC) Available to Purchase

In an attempt to reduce the incidence of wave soldering defects on printed wiring assemblies, Boeing Electronics Systems Division (BESD) has been investigating and implementing SQC (Statistical Quality Control). The concept is introduced in its historical context, explained and its application by this company to troubleshoot wave soldering problems outlined. Detailed results are provided to illustrate the value of the technique and indicate the important variables influencing soldering quality.