As part of a vector network analyzer (VNA), a directional coupler enables us to characterize a device’s performance by its S-parameters. Read this article to…
As part of a vector network analyzer (VNA), a directional coupler enables us to characterize a device’s performance by its S-parameters. Read this article to learn more about this important piece of equipment.
Learn how a push-pull Class B amplifier functions, how to calculate its efficiency, and how its performance compares to…
Learn how a push-pull Class B amplifier functions, how to calculate its efficiency, and how its performance compares to the inductively-loaded Class A design.
The small-signal characteristics of MOSFETs play an important role in analog IC design. In this article, we learn how to…
The small-signal characteristics of MOSFETs play an important role in analog IC design. In this article, we learn how to model MOS transistors' small-signal behaviors.
How does a Class B power amplifier work? What makes it more efficient than a Class A power amplifier? Learn the answers…
How does a Class B power amplifier work? What makes it more efficient than a Class A power amplifier? Learn the answers in this article.
Following successful collaboration with Rohde & Schwarz to secure FCC certification, Nokia Drone Networks has launched in…
Following successful collaboration with Rohde & Schwarz to secure FCC certification, Nokia Drone Networks has launched in North America.
In this article, we explore the types of impedance tuners most commonly used for load-pull measurement—their…
In this article, we explore the types of impedance tuners most commonly used for load-pull measurement—their advantages, their disadvantages, and the methods by which they synthesize impedance.
The output power and efficiency of a power amplifier (PA) are highly dependent on its load terminations. Learn how to…
The output power and efficiency of a power amplifier (PA) are highly dependent on its load terminations. Learn how to characterize a PA's performance by analyzing load lines and estimating the load-pull contours of constant output power.
In the final installment of our series on the development of the Anthilla Controller, we look at the legal requirements…
In the final installment of our series on the development of the Anthilla Controller, we look at the legal requirements for bringing the project to market in the European Union.
Learn how an inductively-loaded common-emitter stage can function as a power amplifier.
Learn how an inductively-loaded common-emitter stage can function as a power amplifier.
This four-part series walks through the development of the Anthilla Controller, an open-source Internet of Things (IoT)…
This four-part series walks through the development of the Anthilla Controller, an open-source Internet of Things (IoT) hardware platform. In Part 3, we cover the manufacturing, assembly, and product testing of the board.
As we look back on the year, let’s take a look at All About Circuits’ most popular and memorable technical content.
As we look back on the year, let’s take a look at All About Circuits’ most popular and memorable technical content.
On this Christmas day, let’s remember that this is a people business. Enjoy this round up of 2023 articles about people…
On this Christmas day, let’s remember that this is a people business. Enjoy this round up of 2023 articles about people that performed extraordinary engineering work throughout history.
RF amplifier design is a challenging task, involving trade-offs between linearity, efficiency, gain, and output power.…
RF amplifier design is a challenging task, involving trade-offs between linearity, efficiency, gain, and output power. Here, we examine how a common-emitter circuit can, or can't, function as a power amplifier.
In this four-part series, we walk through the development of the Anthilla Controller, an open-source Internet of Things…
In this four-part series, we walk through the development of the Anthilla Controller, an open-source Internet of Things (IoT) hardware platform. Part 2 explains the process and requirements of obtaining an open-source hardware certification.
Learn how the available power gain concept can help us solve the problem of designing a bilateral RF amplifier for a…
Learn how the available power gain concept can help us solve the problem of designing a bilateral RF amplifier for a specified gain and noise figure.
In this article, we learn about noise parameters and use Smith charts to design a unilateral low-noise amplifier (LNA)…
In this article, we learn about noise parameters and use Smith charts to design a unilateral low-noise amplifier (LNA) for a specified gain.
The optical communication system has successfully received "first light" after sending data by laser to and from far…
The optical communication system has successfully received "first light" after sending data by laser to and from far beyond the Moon.
For newbie RF designers, the field's variety of power gain definitions can cause confusion. This article explains how,…
For newbie RF designers, the field's variety of power gain definitions can cause confusion. This article explains how, why, and when to use the operating power gain definition in RF amplifier design.
Automotive electronics innovations simplify human-machine interaction, power systems, and interconnectivity.
Automotive electronics innovations simplify human-machine interaction, power systems, and interconnectivity.
Learn how conductive circuit components can function as antennas, even when they aren't intended to.
Learn how conductive circuit components can function as antennas, even when they aren't intended to.
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