Provider of broadband cable and radio broadcasting services. The company operates as a multiple system operator (MSO) in the cable television (CATV) industry, as well as provides management, engineering, design, marketing, installation, and CATV construction services to MSOs. It also offers internet services and digital cable services. The company first grew from 386 subscribers in 1971 to nearly 500,000 subscribers at the time of its sale of CATV systems to TCI in 1984. Its sale to TCI resulted in the company growing from the 94th largest MSO to one of the top 20 MSOs. The company entered the satellite home dish (C-Band) business in 1985, the radio broadcasting industry in 1989 and the commercial advertising insertion and security monitoring businesses in 1990.