In this project, we'll construct and test a microcontroller-based system that digitally generates analog signals.
In this project, we'll construct and test a microcontroller-based system that digitally generates analog signals.
Learn how PLLs enable communication in which a clock signal is not transmitted with the data. We’ll look specifically…
Learn how PLLs enable communication in which a clock signal is not transmitted with the data. We’ll look specifically at return-to-zero (RZ) and non-return-to-zero (NRZ) data formats.
Learn about the working principles of near-field probes and their applications in troubleshooting EMI issues.
Learn about the working principles of near-field probes and their applications in troubleshooting EMI issues.
In this article, we conclude our discussion of VNAs by walking through the steps of a SOLT calibration and examining the…
In this article, we conclude our discussion of VNAs by walking through the steps of a SOLT calibration and examining the potential non-idealities of its reference standards.
In this article, we compare the scope of factory and user calibration for vector network analyzers (VNAs). We then learn…
In this article, we compare the scope of factory and user calibration for vector network analyzers (VNAs). We then learn about the types of errors that calibration techniques can't correct.
Learn the basics of how vector network analyzer (VNA) calibration techniques correct measurement errors.
Learn the basics of how vector network analyzer (VNA) calibration techniques correct measurement errors.
This article explains how to estimate the dynamic range a vector network analyzer (VNA) needs for a given measurement,…
This article explains how to estimate the dynamic range a vector network analyzer (VNA) needs for a given measurement, then discusses four techniques for boosting the dynamic range to the required level.
In this article, we investigate two metrics used to characterize the performance of RF test and measurement systems.
In this article, we investigate two metrics used to characterize the performance of RF test and measurement systems.
Electromagnetic-based side-channel attacks are non-invasive, meaning the attacker does not need physical access to the…
Electromagnetic-based side-channel attacks are non-invasive, meaning the attacker does not need physical access to the device to steal information. We’ll look at how these EM side-channel attacks work.
Learn about how system nonlinearity creates distortion in audio signals that impacts the sounds we hear. We will examine…
Learn about how system nonlinearity creates distortion in audio signals that impacts the sounds we hear. We will examine sine waves, harmonics, and intermodulation distortion.
Our series on quantization noise begins with a clarification of the framework the author used to determine the scope of…
Our series on quantization noise begins with a clarification of the framework the author used to determine the scope of his investigation into quantization noise.
Learn about the concept of ENOB (effective number of bits) and how it can be used in modeling data converters in system…
Learn about the concept of ENOB (effective number of bits) and how it can be used in modeling data converters in system simulations.
Need a low-distortion ADC interface? In this article, we'll discuss how to reduce 2nd harmonic distortion by using…
Need a low-distortion ADC interface? In this article, we'll discuss how to reduce 2nd harmonic distortion by using symmetric PCB layout.
This Frequent Engineering Question gives a quick overview of a mathematical function that appears frequently in digital…
This Frequent Engineering Question gives a quick overview of a mathematical function that appears frequently in digital signal processing.
This article gives you essential information on a mathematical technique that plays an absolutely fundamental role in…
This article gives you essential information on a mathematical technique that plays an absolutely fundamental role in system design and signal processing.
This article examines an important aspect of the Nyquist–Shannon sampling theorem and explains its connection to the…
This article examines an important aspect of the Nyquist–Shannon sampling theorem and explains its connection to the need for anti-aliasing filters in analog-to-digital conversion.
This article continues our discussion of sampling theory and introduces the concept of aliasing.
This article continues our discussion of sampling theory and introduces the concept of aliasing.
In this article, we will see how we can determine the SFDR for an ADC used in a radio receiver. Also, we’ll examine the…
In this article, we will see how we can determine the SFDR for an ADC used in a radio receiver. Also, we’ll examine the ADC SNR requirement for this application.