Latest Waveform Generators Articles and Videos

Receiving and Sampling Signals in Digital Pulse Amplitude Modulation

The receiver in a digital PAM system must sample and measure the amplitude of a signal that is affected by the frequency response of the transmission channel.

March 05, 2023 by Robert Keim

Reducing Quantization Distortion Via Subtractive and Non-subtractive Dithering

Learn how dithering can suppress both harmonic and non-harmonic spurs and two different types of dithering systems: subtractive and non-subtractive topologies.

February 24, 2023 by Dr. Steve Arar

RF Design Basics: VSWR, Return Loss, and Mismatch Loss

Learn about voltage standing wave ratio (VSWR), return loss, and mismatch loss, which helps characterize the wave reflections in a radio frequency (RF) design.

February 05, 2023 by Dr. Steve Arar

Investigating Lossless Transmission Line Phase Constant and Infinite Bandwidth

Learn how to derive the wave equations for a lossless transmission line and look at its infinite bandwidth and phase constant.

January 27, 2023 by Dr. Steve Arar

A Primer on Digital Pulse Amplitude Modulation

An encoding technique used for digital communication, pulse amplitude modulation (PAM) converts a discrete-time signal into a variable-amplitude continuous-time signal that is suitable for high-speed wired communication systems.

January 22, 2023 by Robert Keim

Interference Hunting in 5G Networks

Interference hunting is a complex task at the 5G level—mmWave signals behave differently than those at sub-6 GHz. It's less about noise and more about blockage.

December 15, 2022 by Peter Busch, Rohde & Schwarz

Digital Square Wave Generator Design Via a Ring Oscillator, 555 Timer, and Arduino

Learn about digital square wave generators using a ring oscillator, a 555 timer-based oscillator, and an Arduino-generated square wave oscillator.

December 11, 2022 by Nicholas St. John

Op Amp and Transistor-based Analog Square Wave Generator Design

Analog oscillator circuits are commonly used to create square wave clock signals for the timing of synchronous circuits. This article covers the theory, design, and key features of analog square wave generators.

November 13, 2022 by Nicholas St. John

Fourier Series Circuit Analysis—An Intro to Fourier Series Representation

Learn about the importance of the Fourier series in circuit analysis and the Fourier series equations, while gaining insight into how this analysis tool works.

October 16, 2022 by Dr. Steve Arar

The Push for mmWave Winds Up With an Influx of Hardware and T&M

In an era of 5G and 6G, companies are rolling out new mmWave technologies to reap the benefits of speed, latency, and bandwidth.

July 04, 2022 by Ikimi .O

Eleven T&M Functions, One Device: Liquid Instruments Introduces the “Instrument-on-Chip”

With an FPGA at its heart, the Moku product series allows engineers to tap into a suite of programmable test instruments—all on a single device.

March 28, 2022 by vishvachi

Huawei and Infineon Tackle Automotive AR Heads-up Display Challenges

Augmented reality technology has been a focus for all sorts of technology, but what about its use in heads-up displays for vehicles? What are the challenges and who are innovating in this space?

September 26, 2021 by Jake Hertz

New Eval Tools May Simplify E-Paper Design, the Low-Power Cousin of LCDs

As more engineering teams look to incorporate e-paper displays into their products, proper evaluation tools can help designers cut power and boost memory.

February 17, 2021 by Jake Hertz

Does Your Oscilloscope Need an Upgrade? New Features Abound from T&M Manufacturers

You may be happy enough with your trusty old oscilloscope, but there are new upgrades and sleek features offered by manufacturers every day. Here's an overview of some of the most recent additions in o-scope technology.

December 22, 2020 by Jake Hertz

How the PowerQuad Co-processor Frees Up CPU Cores in the LPC55S69 MCU

In this article, learn about the PowerQuad co-processor and its role in performing CPU-heavy tasks to allow the Arm Cortex-M33 cores to execute other tasks in the LPC55S69 MCU.

November 19, 2020 by Eli Hughes, NXP Semiconductors