Latest Wireless/RF Technical Articles

Class E RF amplifiers are designed to produce switch waveforms with a specific set of characteristics. In this article,…

Class E RF amplifiers are designed to produce switch waveforms with a specific set of characteristics. In this article, we discuss the advantages and limitations of these waveforms.

Learn how Class E amplifiers improve on the efficiency of Class D amplifiers at RF frequencies.

Learn how Class E amplifiers improve on the efficiency of Class D amplifiers at RF frequencies.

In this article, we’ll learn about the transformer-coupled current-switching Class D amplifier. Once we understand its…

In this article, we’ll learn about the transformer-coupled current-switching Class D amplifier. Once we understand its operation, we'll compare its performance with two voltage-switching Class D configurations.

In this article, we'll learn how the transformer-coupled voltage-switching Class D amplifier works and highlight some of…

In this article, we'll learn how the transformer-coupled voltage-switching Class D amplifier works and highlight some of its advantages.

Learn how to turn an nRF52 development kit into a Bluetooth Low Energy beacon that broadcasts either static or dynamic…

Learn how to turn an nRF52 development kit into a Bluetooth Low Energy beacon that broadcasts either static or dynamic custom data.

In this article, we'll learn about two important non-idealities of Class D power amplifiers and how they affect performance.

In this article, we'll learn about two important non-idealities of Class D power amplifiers and how they affect performance.

With the help of SPICE simulations, this article explores the impact of diode reverse recovery on Class D amplifier performance.

With the help of SPICE simulations, this article explores the impact of diode reverse recovery on Class D amplifier performance.

Learn how anti-parallel diodes protect Class D amplifiers from the effects of reactive loads and inductive kickback.

Learn how anti-parallel diodes protect Class D amplifiers from the effects of reactive loads and inductive kickback.

Learn about Wi-Fi HaLow, a long-range, low-power wireless standard for IoT applications.

Learn about Wi-Fi HaLow, a long-range, low-power wireless standard for IoT applications.

In this article, we'll learn the basics of switching-mode RF amplifiers in general and Class D amplifiers in particular.

In this article, we'll learn the basics of switching-mode RF amplifiers in general and Class D amplifiers in particular.

In this article, we explore the drawbacks of Class C operation through a performance comparison with Class A and Class B…

In this article, we explore the drawbacks of Class C operation through a performance comparison with Class A and Class B amplifiers.

This article examines the operation of the Class C power amplifier and how it compares to its Class A and Class B counterparts.

This article examines the operation of the Class C power amplifier and how it compares to its Class A and Class B counterparts.

In this article, we explore the advantages of introducing an air gap to the magnetic core of an inductor.

In this article, we explore the advantages of introducing an air gap to the magnetic core of an inductor.

In this project, we mix the old and the new by integrating present-day BLE technology with a vintage Science Fair computer kit.

In this project, we mix the old and the new by integrating present-day BLE technology with a vintage Science Fair computer kit.

Core saturation is one of the main limitations on the design of magnetic components. In this article, we explore how…

Core saturation is one of the main limitations on the design of magnetic components. In this article, we explore how different factors—particularly the number of turns—impact the core saturation of an inductor.

In this article, we learn about core saturation and why it should be avoided in most applications. We then examine how…

In this article, we learn about core saturation and why it should be avoided in most applications. We then examine how different ways of defining permeability can help us predict the saturation flux density of a magnetic core.

Eddy currents are a major loss mechanism in transformer cores. This article provides both in-depth and simplified…

Eddy currents are a major loss mechanism in transformer cores. This article provides both in-depth and simplified explanations of how core laminations work to mitigate the effects of eddy currents.

In this article, we use the concept of magnetic field energy to explore the relationship between a core's hysteresis loss…

In this article, we use the concept of magnetic field energy to explore the relationship between a core's hysteresis loss and its B-H curve.

In this article, we explore the effect of dimensional resonance on the magnetic field distribution in high-frequency…

In this article, we explore the effect of dimensional resonance on the magnetic field distribution in high-frequency ferrite cores.