National Instruments Corporation, or NI , is an American company with over 5,000 employees and direct operations in 41 countries. Headquartered in Austin, Texas, it is a producer of automated test equipment and virtual instrumentation software. Their software products include LabVIEW, a graphical development environment, LabWindows/CVI, which provides VI tools for C, TestStand, a test sequencing and management environment, and Multisim , an electrical circuit analysis program. Their hardware products include VXI, VMEbus, and PXI frames and modules, as well as interfaces for GPIB, I²C,... and other industrial automation standards. They also sell real-time embedded controllers, including Compact FieldPoint and CompactRIO. Common applications include data acquisition, instrument control and machine vision. In 2010, the company sold products to more than 30,000 companies in 91 countries with revenues of $860 million. In the early 1970s, three young men, James Truchard, Jeff Kodosky, and Bill Nowlin, were working at the University of Texas at Austin Applied Research Laboratories. As part of a project conducting research for the U.S.
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| NASDAQ symbol: | NATI |
| Founded: | 1976 |
| Headquarters: | United States of America |
| Annual revenue: | $820,540,000 |
| Net income: | $84,830,000 |
| Operating income: | $95,720,000 |
| Market cap: | $2,700,000,000 |
| Industries: | Prepackaged Software |