HI ,I am just a beginner of sac software user. I have SEGY format data, how can I run using sac ? Is it possible to read REFTEK data format using sac ? thanks alot sisay -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.iris.washington.edu/pipermail/sac-help/attachments/20101119/38e9bc1f/attachment.html>