1. 
   DSB
   acronym: direct sounding broadcast
   Found op http://cdiac.ornl.gov/pns/acronyms.html#D
   
   
2. 
   DSB
   abbreviation: Double Sideband (radio communication)
   Found op http://www.apscharts.com/abbrev.html
   
   
3. 
   DSB
   Double Sideband
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
4. 
   DSB
   double sideband
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
5. 
   DSB
   [railway company] DSB, an abbreviation of Danske Statsbaner (Danish State Railways), is the largest Danish train operating company, and the largest in Scandinavia. While DSB is responsible for passenger train operation on most of the Danish railways, goods transport and railway maintenance a...
   Found op http://en.wikipedia.org/wiki/DSB_(railway_company)
   
   
6. 
   dsb
   1) Direct sounding broadcast
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/dsb/1
   
   

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