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Glossary
© National Instruments Corporation G-3 SCXI-1190/1191/1192 User Manual
N
NI-SWITCH an IVI-based instrument driver that supports the National Instruments line
of switch cards
P
PXI PCI with eXtensions for Instrumentation
R
RF radio frequency
relay a switch that connects or disconnects the signal to a common through the
physical movement of a metal arm
rms root mean square—the square root of the average value of the square of the
instantaneous signal amplitude; a measure of signal amplitude
S
s seconds
SCXI Signal Conditioning eXtensions for Instrumentation—the National
Instruments product line for conditioning low-level signals within an
external chassis near sensors so only high-level signals are sent to DAQ
boards in the noisy PC environment
V
V volts
VDC volts, direct current
Vp-P volts peak to peak