Transmission X-ray is one of the X-ray methodology that is applied for Quad Flat No Leads (QFN) solder joint inspection at Surface Mount Technology (SMT) post reflow process in Printed Circuit Board ...

In this paper, the influence of microwave curing on the reliability of a representative electronic package is examined by reliability testing and measurement of residual stresses. A LM358 voltage ...

Betashares Australian Financials Sector ETF (QFN) is an Exchange Traded Fund - commonly known as an ETF. For more details about how ETFs work, feel free to check out our What is an ETF? overview.