White Papers

– Using RF Safety Signs Properly, Radio Guide May 2005, article

A quick read - Brief synopsis of the subject

– Integrating ANSI-Compliant RF Signs into Corporate RF Safety Programs , NAB Broadcast Engineering Conference 2004, paper
(view slides)

Detailed exploration of sign protocol

– IBOC Measurements , NAB Broadcast Engineering Conference, April 2006, slides

– Other information useful to radio engineers

Standards

– FCC Office of Engineering and Technology Bulletin 65

– Sec. 1.1310 Radiofrequency radiation exposure limits.