QST Article on Measuring the Frequency Accuracy and Stability of WWV and WWVH Published

Mike Lombardi, K0WWX, HamSCI member and Director of the National Institute of Standards and Technology (NIST) Time Realization and Distribution Group published the article Measuring the Frequency Accuracy and Stability of WWV and WWVH in ARRL's March 2023 QST. WWV and WWVH are the United States' National Time and Frequency Standards broadcast stations and are of critical importance to the HamSCI Personal Space Weather Station Project. This article is the follow-on to Mike's 2022 HamSCI Workshop presentation. Special thanks to the ARRL for permission to post this article on hamsci.org.