The winning article for the February 2020 QST Cover Plaque award is “CW Combo Key” by Marc Alan Winzenried, WA9ZCO.

The QST Cover Plaque Award -- given to the author or authors of the most popular article in each issue -- is determined by a vote of ARRL members on the QST Cover Plaque Poll web page. Cast a ballot for your favorite article in the March issue today.