1. 
   SPGA
   Staggered Pin Grid Array
   Found op http://foldoc.org/SPGA
   
   
2. 
   SPGA
   Staggered Pin-Grid Array
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
3. 
   SPGA
   Senior Professional Golf Association.
   Found op http://www.aviemoregolf.com/s.html
   
   
4. 
   spga
   1) Staggered pin-grid array
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/spga/1
   
   

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