is a subsidiary of ESCO Technologies , a supplier of engineered products for industrial and commercial markets. ESCO is headquartered in St. Louis, Missouri
Missouri is a US state located in the Midwestern United States, bordered by Iowa, Illinois, Kentucky, Tennessee, Arkansas, Oklahoma, Kansas and Nebraska. With a 2010 population of 5,988,927, Missouri is the 18th most populous state in the nation and the fifth most populous in the Midwest. It...
. ETS-Lindgren manufactures systems and components for the detection, measurement and management of electromagnetic, magnetic, and acoustic energy.
ETS-Lindgren began in 1995 when industry leaders EMCO, Rantec, and Ray Proof combined their resources to create EMC Test Systems. Ray Proof started as a supplier of medical X-ray
X-radiation is a form of electromagnetic radiation. X-rays have a wavelength in the range of 0.01 to 10 nanometers, corresponding to frequencies in the range 30 petahertz to 30 exahertz and energies in the range 120 eV to 120 keV. They are shorter in wavelength than UV rays and longer than gamma...
shielding in 1932. Rantec led in the development of RF anechoic absorber and microwave chambers for the military during the early 1970s. EMCO (The Electro-Mechanics Company) formed as an outgrowth of magnetic field
A magnetic field is a mathematical description of the magnetic influence of electric currents and magnetic materials. The magnetic field at any given point is specified by both a direction and a magnitude ; as such it is a vector field.Technically, a magnetic field is a pseudo vector;...
and radio frequency
Radio frequency is a rate of oscillation in the range of about 3 kHz to 300 GHz, which corresponds to the frequency of radio waves, and the alternating currents which carry radio signals...
research in the 1960s.
In 1997, EMC Test Systems established a European presence with the purchase of Euroshield OY. The company is best known for developing “pan-type” RF shielding and a unique RF shielded door technology.
The acquisition of Lindgren RF Enclosures in 2000 doubled the size of the company and gave it immediate leadership in magnetic resonance imaging
Magnetic resonance imaging , nuclear magnetic resonance imaging , or magnetic resonance tomography is a medical imaging technique used in radiology to visualize detailed internal structures...
(MRI) shield rooms. In addition, it also provided an Asian presence through an office established in Singapore several years earlier. After the acquisition, the company name was changed to ETS-Lindgren.
Holaday Industries was also acquired in 2000. The company pioneered technology used in today’s electromagnetic field
An electromagnetic field is a physical field produced by moving electrically charged objects. It affects the behavior of charged objects in the vicinity of the field. The electromagnetic field extends indefinitely throughout space and describes the electromagnetic interaction...
sensing (EMF) systems for test and measurement, and health and safety applications.
In 2002, ETS-Lindgren purchased Acoustic Systems, a supplier for acoustic test and measurement, audiology
Audiology is the branch of science that studies hearing, balance, and related disorders. Its practitioners, who treat those with hearing loss and proactively prevent related damage are audiologists. Employing various testing strategies Audiology (from Latin , "to hear"; and from Greek , -logia) is...
, and broadcast applications.
Japanese and Chinese acquisitions made during 2002 provided new manufacturing capability in Asia. Since then, additional customer support offices have been added in Beijing, Shenzhen, and Shanghai.
In 2006, ETS-Lindgren opened a new office in Taiwan to serve the growing customer base in that country. During the same year, the company announced a 4,180 square-meter (45,000 square-foot) expansion to its Cedar Park, Texas facility.
A new office was opened in Bangalore, India during 2010 to accommodate ETS-Lindgren's growing market share in that country. The office provides technical support, project management, installation and systems integration services.
Headquartered in Cedar Park, Texas
Cedar Park is a city in Travis and Williamson counties in the U.S. state of Texas. According to the 2010 U.S. Census, the population is 48,937. The city is a major suburb of Austin, the center of which is approximately to the southeast, although Austin directly borders Cedar Park at the latter's...
' ETS-Lindgren employs more than 750 professionals in offices and manufacturing facilities around the world. They are supported by a team of more than 200 local, independent representatives and distributors.
ETS-Lindgren is a subsidiary of ESCO Technologies, a leading supplier of engineered products for industrial and commercial markets. ESCO is headquartered in St. Louis, Missouri and is listed on the New York Stock Exchange with symbol ESE.