Article 810 contains the requirements for wiring television and radio receiving equipment. Article 820 contains the requirements for installing the coaxial cables that connect this equipment [Sec. 810.3 and Sec. 810.4]. Article 820 doesn’t apply to communications utility equipment [Sec. 90.2(B)(4), Sec. 820.1 Informational Note] (Fig. 1).
Radio/TV Equipment and Coaxial Cables
Do you know the requirements for wiring antenna systems and connecting them to equipment with coax?