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September 3, 2010
Board Talk
Coping in a Lead Free World
Today's topic of discussion is orientated to you poor, lost souls who are the exemptees for lead-free and have to cope with a lead-free world.   (Time 4:26)
  What Is Causing Blow Holes?
  Concerns Regarding Counterfeit Components
  Do We Still Need SMT Adhesives?
  Tin Lead Reflowed at Lead Free Temps


Ask the Experts
Which Term To Use - PWB or PCB?
Is there any real difference between the terms Printed Wire Board and Printed Circuit Board? Which do you recommend?
  Micro Solder Balls Problem
  No-Clean Flux: How much is too much?
  Ultrasonic Cleaning Considerations
  Soldering to Thin Flexible Circuits


Mysteries of Science
Olympic Balloon Fiasco
As the opening ceremonies for the 1984 Olympics were being broadcast reports of "lost signal" started coming into the control center.   (Time 1:41)
  Innovative Impromptu Air Conditioning
  Static Charge Overload
  Only the Old Reactor Worked
  The Puzzling Z-Axis Adhesive


Tech Papers
Poor Metrology: The Hidden Cost
Paper compares and contrasts acquiring a Cpk value from an external metrology system versus one from an internal system.
  Reliability of Coated WLCSP Components
  Assembly of Fine Pitch PoP Components
  Stencil Design Improves Drop Test Performance
  Design for Assembly of 01005 Components


Trends for Tomorrow
New Low Cost, Flexible Solar Cells
Scientists have invented flexible solar panels shaped like shingles. They are cheaper to install and should last for 25 years.   (Time 0:48)
  A Key to Living Longer
  The Most Effective Form of Teamwork
  Could Yard Scraps Solve the Energy Problem?
  New Technology to Read Minds
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