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 44 years and is regarded as one of the founders and leaders of the contemporary security industry.

Today, Linear combines the techniques of passive infrared detection, radio frequency transmission and reception, digital electronics and human engineering to produce highly functional, highly reliable security products. The company’s model offerings number in the hundreds, and range from simple transmitter/receiver links for use in just about any application imaginable to totally supervised RF based security systems for low, medium and high-end applications. The Linear line of RF based products and accessories are the most extensive in the industry.