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.
January 19, 2024 by Dr. Steve Arar
Have you ever needed an unusual, non-standard resistance value for the project you are building? This article will provide you with a simple series of steps to build the resistance you need from a collection of resistors.
January 07, 2024 by John Woodgate
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.
January 05, 2024 by Dr. Steve Arar
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.
January 03, 2024 by Ignacio de Mendizábal
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.
December 27, 2023 by Ignacio de Mendizábal
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.
December 22, 2023 by Dr. Steve Arar
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.
December 20, 2023 by Ignacio de Mendizábal
In this four-part series, we walk through the development of the Anthilla Controller, an open-source IoT hardware platform. Part 1 introduces the project's specifications and explains key design decisions.
December 15, 2023 by Ignacio de Mendizábal