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 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 50 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
Linear products are available throughout the world through a worldwide
network of more than three hundred security distributor locations.
Key Contributions to the Security Industry
- Introduced the first RF link for use in the security industry.
- Introduced the first digital RF link for use in the security industry. (Standard Digital)
- Instrumental in the development of the digital communicator via our SESCOA division.
- Inventor of the PIR based security lighting product.
- One of the first companies to offer a Personal Emergency Reporting System to the industry for transmission
of an emergency condition.
- Developed and introduced the first supervised RF link for use in the security industry. (S1 format)
- Developed and introduced the first multi-million code transmission format to the security industry. (MegaCode)
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 companys 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.
Security products bearing the Linear name are installed residentially
and commercially throughout the United States of America and
around the world. Many of these installations occur in prominent
and prestigious facilities, further attesting to product quality
and reliability. In addition to security products, Linear uses its extensive
RF expertise in an active original equipment manufacturer
(OEM) program. This design, engineering, and manufacturing
activity not only includes alarm-related applications, but
also innovative uses for remote sensing and remote control
functions outside the security industry. Spa, lighting and
sprinkler control are just a few of the applications where
Linears RF expertise has been used as a value added
Linear products go to market on several paths. As indicated, there
is a worldwide organization of more than 300 distributors
who actively stock and sell the product. Added to this group
are a select number of alarm system installation companies
and central station operators. Retail home centers offer specific
Linear security products on a private label basis to their
do-it-yourself customer base.
Engineering / Manufacturing
The company maintains its executive staff, sales, engineering, and research
and development resources in Carlsbad, California. Primary
manufacturing is performed in our China facility. Linear also
maintains a complete staff of engineering and manufacturing
personnel in Hong Kong.
Technical Services is the group within Linear LLC that administers Continuing Education Unit (CEU) activities, courses, and programs. Technical training ensures the education and meets the goals of the dealers, distributors, and others who sell the Linear LLC branded products.
The technical training manager reviews the policies and procedures and ensures they meet accreditation requirements for CEUs. Linear LLC accredits their training through the National Burglar & Fire Alarm Association (NBFAA) service of the National Training School. The review process for every program occurs every two years at a minimum.
Linear will ensure the training provides adequate resources to support a positive learning environment. Instructors will be available to provide assistance and support to students.
When students meet the requirements for satisfactory completion of the training program, they are issued a certificate that indicates the title of the program, the name of the instructor, and the number of CEUs for the program. Training in Texas will result in an additional form with the instructors' numbers annotated for state requirements.
Linear maintains the records for approximately one year and can reissue certificates if desired. Information collected during training is only for the use of documenting students attending class and is not sold, released, or transferred for any other purposes.
Linear training is provided by qualified personnel with many years of experience in the field and competence in their topic of instruction. They also have knowledge and skill in instructional methods and learning processes. Feedback is encouraged and collected. Instruction is provided with no discrimination, and the trainers are not compensated for any activity other than for classroom instruction.
Visit Linear's Technical Services training Web site at www.learnlinear.com.
Linear's Technical Services Support
Linear's Technical Services Department provides telephone support for our expanding product line. The group supports nearly 1,500 products in various types of installations and applications. Application engineers can assist dealers and installers with their technical questions regarding every Linear product.
The application engineers answer questions regarding equipment installation, programming, system design, troubleshooting, and inter-system compatibility. Questions could be about radio controls, security systems, access controls, door operators, gate operators, audio or video equipment, and accessories. Often, installers simply need fast help with their installation issues so they can complete the job and continue on to the next installation. Linear's quality and professional technical support staff provides that service.
The new extended Technical Services Department telephone service hours (5:00 AM to 4:30 PM Pacific Time) will be of value to nationwide installers and company representatives alike. West Coast callers will be able to call as early as 5:00 AM local time, and East Coast callers will be able to call as late as 7:30 PM local time.
Linear Technical Services provides direct access to the people who know Linear products best. To contact a Linear expert, click here to reach Technical Services.
West & East Distribution Centers
To streamline order fulfillment and shorten delivery time for Linear distributors and dealers, Linear LLC maintains two fully stocked regional distribution facilities in Vista, California, and Summerville, South Carolina.
Linear's Western Distribution Center has 90,000 square feet with 19 shipping docks. Linear's Eastern Distribution Center boasts 175,000 square feet with 25 shipping docks and is the third largest UPS shipper in the Charleston, South Carolina, area.
Both warehouse locations are completely equipped with shipping, receiving, and quality control facilities, and they each stock tens of thousands of Linear products for security, entry systems, communications, audio/video/data, central vacuum systems, and personal emergency reporting. Each warehouse team receives dozens of cargo containers each month, processes hundreds of orders daily, and ships thousands of packages with Linear goods to worldwide destinations each day.
BBB Accredited Business
Linear is a BBB Accredited Business.
A Nortek Company
Nortek was founded in 1967 and is headquartered in Providence, Rhode Island. The Company is a diversified manufacturer of innovative, branded residential and commercial building products, operating within the following segments: Residential Ventilation, Technology Solutions, Display Mount Solutions, Residential Heating and Cooling, and Commercial Air Solutions. Visit www.nortekinc.com for more information.