If you absolutely must use a modern 64-bit plugin in Audition 1.5, you need a .
you are looking for izotope vinyl, the vst plugin. seriously, this is exactly what you want for this. http://izotope.com/products/ Spitfire Audio Vst Plugins For Adobe Audition 1.5 Free Download
In the early 2000s, Adobe Audition 1.5 (born from the DNA of the legendary Cool Edit Pro If you absolutely must use a modern 64-bit