Using the third-order intercept point (IP3) metric, we examine how the nonlinearity of individual gain stages in a cascaded RF system affects the linearity…
Using the third-order intercept point (IP3) metric, we examine how the nonlinearity of individual gain stages in a cascaded RF system affects the linearity performance of the cascade as a whole.
Gain compression causes power systems to transition from linear to nonlinear operation. Learn how the 1 dB compression…
Gain compression causes power systems to transition from linear to nonlinear operation. Learn how the 1 dB compression point is used to define the limits of linear operation.
We explore the basic concepts of analog predistortion for linearizing RF amplifiers and review some common implementations.
We explore the basic concepts of analog predistortion for linearizing RF amplifiers and review some common implementations.
Learn about an important design technique for high-power RF transmitters: feed-forward linearization, which operates on…
Learn about an important design technique for high-power RF transmitters: feed-forward linearization, which operates on the principle of distortion signal cancellation.
This article highlights a selection of circuits used for amplitude modulation, including a switching modulator built with…
This article highlights a selection of circuits used for amplitude modulation, including a switching modulator built with just one diode and a circuit that incorporates a Class C power amplifier.
In this article, we discuss a tuning method designed specifically for Class E RF amplifiers.
In this article, we discuss a tuning method designed specifically for Class E RF amplifiers.
Learn how to design and verify analog circuits using SLiCAP, a Python-based symbolic simulator program.
Learn how to design and verify analog circuits using SLiCAP, a Python-based symbolic simulator program.
In this article, we examine how non-zero switch transition times impact the efficiency of a Class E power amplifier.
In this article, we examine how non-zero switch transition times impact the efficiency of a Class E power amplifier.
In this article, we examine the filtering requirements of Class E power amplifiers with less-than-ideal Q-factors.
In this article, we examine the filtering requirements of Class E power amplifiers with less-than-ideal Q-factors.
In this article, we analyze the operation of the Class E amplifier and examine the underlying assumptions of its design equations.
In this article, we analyze the operation of the Class E amplifier and examine the underlying assumptions of its design equations.
Designing a Class E RF amplifier? Learn how to choose the correct level of damping and calculate the optimum component…
Designing a Class E RF amplifier? Learn how to choose the correct level of damping and calculate the optimum component values for your circuit.
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.
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.
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.