I use a program that was designed for cataloging videos. Powerful, fields can be renamed.
Great support from programmer. He has just created a Home Inventory program but I think CATVids is more powerful.
View showing the General tab view of a piece. See Next image for notes tab view

CATVids: http://www.fnprg.com/catvids/index.html

(Great program for Videos and CATraxx is fabulous for music collections....love and use both)