PXI has blazed a trail since its introduction in 1997 by National Instruments with growth that has remained in the double digits, according to a 2016 Frost & Sullivan report, "VXI, PXI, and AXIe Test and Measurement Market, Forecast to 2020." Based on commercial-off-the-shelf (COTS) technology from the personal-computer industry and, specifically, the PCI interface widely used in x86 type computers, PCI extensions for Instrumentation had one immediate advantage-it was cost-effective. By leveraging powerful, widely available technology, it gave a boost to the plug-and-play environment often described as a "platform" on which innovators have built everything from automation systems to modular laboratory instruments.
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