> Have a look at: > http://www.adobe.com/support/techdocs/543e.htm > > Essentially you're getting bitmap fonts in the PDF, which is what makes it > look so ugly. The above link discusses solutions. For more related links > have a look at (at the bottom of the page): > http://www.dgp.toronto.edu/~mac/dgp/tex_to_pdf.html > You are right!.. That was my problem. Your help has been really useful. Now I use scalable fonts and I get acceptable PDFs. Thank you