This project brief provides the instructions for building a weight-sensitive LED lamp with an Arduino Uno and a handful of commercially available parts.
This project brief provides the instructions for building a weight-sensitive LED lamp with an Arduino Uno and a handful of commercially available parts.
Learn how the balanced modulator addresses shortcomings of the square-law modulator when generating DSB-SC and…
Learn how the balanced modulator addresses shortcomings of the square-law modulator when generating DSB-SC and conventional AM signals.
In this article, we discuss the basics of RF modulation and how it affects the performance of communication systems.
In this article, we discuss the basics of RF modulation and how it affects the performance of communication systems.
For this project, I built a handheld resistor color code calculator and ohmmeter using the ATmega328 microcontroller and…
For this project, I built a handheld resistor color code calculator and ohmmeter using the ATmega328 microcontroller and a 1.8-inch color LCD display.
This article will help you optimize your switch-mode regulator and driver circuits by explaining important sources of…
This article will help you optimize your switch-mode regulator and driver circuits by explaining important sources of MOSFET power dissipation.
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.
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.
In this article, we explore how the signal source and receivers of a VNA enable its function.
In this article, we explore how the signal source and receivers of a VNA enable its function.
Directional couplers are valuable tools for testing RF systems. However, the finite directivity of these devices can…
Directional couplers are valuable tools for testing RF systems. However, the finite directivity of these devices can cause measurement uncertainty. Learn more in this article.
Learn about the balun, a special type of transformer used in mixers, amplifiers, and signaling.
Learn about the balun, a special type of transformer used in mixers, amplifiers, and signaling.
This article uses SPICE simulations to explain the functionality of hysteresis based on positive feedback in a comparator circuit.
This article uses SPICE simulations to explain the functionality of hysteresis based on positive feedback in a comparator circuit.
Interested in learning about analog integrated circuits? This article explores the design metrics and applications of…
Interested in learning about analog integrated circuits? This article explores the design metrics and applications of these essential but underappreciated ICs.
This article explains how to use a histogram test with a sinusoidal input to determine analog-to-digital converter (ADC)…
This article explains how to use a histogram test with a sinusoidal input to determine analog-to-digital converter (ADC) parameters, along with the advantages of doing so.
Histogram testing is the most popular method for determining analog-to-digital converter (ADC) static parameters. In this…
Histogram testing is the most popular method for determining analog-to-digital converter (ADC) static parameters. In this article, learn the basics of histogram testing and the specifics of how to use a linear ramp histogram test.
In this article, we’ll take a look at how servo-loop ADC test parameters can be chosen based on the noise level of the…
In this article, we’ll take a look at how servo-loop ADC test parameters can be chosen based on the noise level of the ADC and the desired measurement precision.
Servo-loop testing allows the determination of an analog-to-digital converter (ADC) transfer function. This article will…
Servo-loop testing allows the determination of an analog-to-digital converter (ADC) transfer function. This article will describe the basics of servo-loop ADC testing and illustrate several different servo-loop test configurations.
Learn more about dithering, namely improving the spurious-free dynamic range (SFDR) of an analog-to-digital converter…
Learn more about dithering, namely improving the spurious-free dynamic range (SFDR) of an analog-to-digital converter (ADC) that exhibits differential nonlinearity (DNL) errors.
Learn about using LTspice simulations to provide important insight into the performance of a switched-capacitor…
Learn about using LTspice simulations to provide important insight into the performance of a switched-capacitor voltage-inverting power supply.
Learn about two nonlinearity sources, spurious-free dynamic range (SFDR), and SNR (signal-to-noise ratio) in…
Learn about two nonlinearity sources, spurious-free dynamic range (SFDR), and SNR (signal-to-noise ratio) in analog-to-digital converters (ADCs).