The host adapter processes the signals from the controller and converts them into understandable data. In most new hard drives, the host adapter is within the hard drive itself. However, in the older hard drives the host adapter was an expansion card.
 
 
 
 
 
 
 
 
 
 
 
 

All material and images on these pages are copyright Joseph,Ed. This page was developed for the Thinkquest1999 competition.