Test & Measurement Glossary

In this glossary you will find about 500 terms, abbreviations and acronyms used in the world of test, measurement, and electronics. The following figure shows the number of entries of the selected letter of the alphabet.

There are 468 entries in this glossary.

Term	Definition
NPLC	Number of Powerline Cycles
NRZI	Non Return to Zero Inverted Code
NSA	Normalised Site Attenuation
NSY	Next Stage Yield
NTC	Negative Temperature Coefficient
nV	Nanovolt (i.e. 1E-9 Volt)
NVH	Noise Vibration Harshness
NVLAP	National Voluntary Laboratory Accreditation Program
OATS	Open Area Test Site
OC	Open Circuit
OFD	Opportunity for Defects
OLTS	Optical Loss Test Set (consists of a light source and power meter)
ORFS	Output RF Spectrum
OSAT	Outsourced Semiconductor Assembly and Test
OTA	Overall Timing Accuracy

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