Raj,
Visit www.rampinc.com and go to library resorces. You can serach abbreviations for PCB technology  for OSP and ROSA.
  ----- Original Message ----- 
  From: Rajkumar 
  To: [log in to unmask] 
  Sent: Tuesday, April 11, 2000 1:46 AM
  Subject: [TN] ROSA and OSP


  Hello

  Can anyone explain what this coating means and what is the difference between them?

  Thank you

  Regards

  Raj