San Diego-based Coradiant, a provider of monitoring equipment for Web oeprations teams, said today that it has appointed Dixon Doll to its board of directors. Doll is the founder and managing general partner for DCM-Doll Capital Management, an existing investor in the firm. Coradiant is developing data monitoring equipment, targeted at enterprise management software systems. The firm is also backed by Desjardins, GrandeBanks Capital, and Miramar.