ABOUT LINEAR Linear LLC is a pioneer in engineered radio frequency (RF) products and is a major supplier of wireless residential security systems, access control, intercoms, garage door operators, gate operators, short- and long-range radio remote controls, and medical/emergency reporting systems. In recent years the company, through acquisition, has expanded into a wide range of consumer electronics, including whole house audio/video distribution systems, central vacuum systems, music/communications systems, speaker systems and structured wiring systems. A Profile of a Security Industry Leader Linear LLC offers a full spectrum of advanced alarm monitoring components, on a worldwide basis, for the residential and commercial security market. It has been designing and building for this market for over 48 years and is regarded as one of the founders and leaders of the contemporary security industry. The company has a well-earned reputation in the radio frequency (RF) or “wireless” approach to alarm signal transmission, and is acknowledged as having the greatest concentration of RF engineering experience and talent in the security products field. Linear products are available throughout the world through a worldwide network of more than three hundred security distributor locations.