DJ Equipment
Non-profit site with the recommended retail price [rrp] of disco equipment in Western Australia.

DJs Mixing
Non-commercial information about decks, mixers, cartridges, crossfaders and a couple of tutorial sections.

Numark TTX1 Premium Turntable
Technical and design information.

DN-S5000.com
Resource site for the Denon CD player. Includes reviews, pricing, slipmat design, and tips.