Here's a listing of the latest links, reference info, articles and videos just added to the EF:

Copeland X-Ref App:
http://hvac-talk.com/vbb/showthread....71#post8269971

CPC E2 Ultrasite & Insite Download + Ultrasite Technical Bulletins:
http://hvac-talk.com/vbb/showthread.php?t=166240

A.O.Smith - Motor Mastery University:
http://hvac-talk.com/vbb/showthread....91#post8270091

The Lighter Side of Refrigeration History (Video):
http://hvac-talk.com/vbb/showthread....21#post8270121

GE ECM Motor Training Video (ECM / PSC Performance Comparison Video):
http://hvac-talk.com/vbb/showthread....71#post8270171

Goodman "SmartContractor" Mobile App:
http://hvac-talk.com/vbb/showthread....51#post8270251

Measuring Total System Airflow:
http://hvac-talk.com/vbb/showthread....81#post8270281

Martindale's Calculators On-Line Center:
http://hvac-talk.com/vbb/showthread....31#post8270331

Honeywell Refrigerant Properties Software Suite:
http://hvac-talk.com/vbb/showthread....71#post8270371

Refrigerant Pipe Sizing Software:
http://hvac-talk.com/vbb/showthread....21#post8270421

HVAC Calculators & Air Conditioner Analyzer:
http://hvac-talk.com/vbb/showthread.php?t=673591