FM broadcasting has become one of the fastest growing elements of the broadcast industry. This is a result of the significant technical improvements providing sound quality approaching that of the best original source materials. With the advent of the introduction of stereo to the television broadcast industry, the desire for stereo by the consumers both cable and non-cable has been increasing during the last few years. FM has been available on cable for many years and has been adopted for the delivery of the stereo satellite delivered services. Quality of this product is highly variable depending on the care and skill that is used during the installation and the maintenance that is provided to keep the system up to proper standards.