Instrument Fundamentals

Publish Date: May 10, 2017 | 8 Ratings | 4.50 out of 5 | Print


Many of today’s test and measurement applications consist of a broad range of instruments and measurement hardware. This series provides information on and tips and tricks for the instruments commonly used to measure and automate the world around you.

Browse by Instrument


Learn how to correctly use and understand a DMM. Topics include display digits, AC and DC voltage measurements, AC and DC current measurements, and more.


Learn the basics of using an oscilloscope including topics such as acquiring analog signals, FFT and windowing, and ensuring sample quality.

Power Supply

Learn about programmable DC power supply basics and specific programmable DC power supply applications, including load considerations, line and load regulation, and more.

Digital I/O

Learn about digital voltage levels and logic families and about digital timing of clock signals and common terminology such as jitter, drift, rise and fall time, settling time, and more.

Function Generator

Learn about how signal generators generate analog signals and other topics such as types of signal generators, bit resolution, bandwidth, attenuation and direct digital synthesis.


Learn about switch basics, including the pole and throws naming convention, normally open (NO) and normally closed (NC) terminology, different switch topologies, and types of switches.


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Acquiring an Analog Signal
Learn about acquiring an analog signal, including topics such as bandwidth, amplitude error, rise time, sample rate, the Nyquist Sampling Theorem, aliasing, and resolution.


Analog Sample Quality
Learn about sensitivity, accuracy, precision, and noise in order to understand and improve your measurement sample quality.


Isolation Types and Considerations when Taking a Measurement
Learn about common-mode voltage, isolation topologies, analog isolation, digital isolation, and isolation types.


Grounding Considerations for Improved Measurements
Learn about grounded signal sources, floating signal sources, differential measurements, single-ended measurements, and the proper signal and measurement configuration.  

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