The 12-term error model is a simple, effective way of modeling systematic errors in vector network analyzer (VNA) measurements. Learn about this model and an associated error correction technique in this article.
March 10, 2024 by Dr. Steve Arar
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.
February 18, 2024 by Dr. Steve Arar
In this project, we’ll use a Raspberry Pi Pico to build an adjustable clock with an LED display. We’ll then integrate the clock with a Radio Shack Science Fair Microcomputer Trainer programmed to function as a 7-bit binary counter.
February 11, 2024 by Don Wilcher
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