National Instruments NI 2590/2591 - Manual (Page 41)

Glossary
© National Instruments Corporation G-5 NI 2590/2591 User Manual
V
V volts
varistor an electrical resistor whose resistance depends on the applied voltage
VDC volts, direct current
VI virtual instrument—(1) a combination of hardware and/or software
elements, typically used with a PC, that has the functionality of a classic
stand-alone instrument (2) a LabVIEW software module (VI), which
consists of a front panel user interface and a block diagram program
VSWR Voltage Standing Wave Ratio. The impedance match of the device to the
overall system.
W
W watts
wire data path between nodes