Whether you are a contest operator chasing multipliers, a casual weekend chatter, or a Field Day enthusiast, using Microsoft Excel (or Google Sheets) to log your QSOs offers unmatched flexibility, automatic data validation, and real-time statistics—all without purchasing expensive commercial logging software.
73 and good DX!
Here are the your Excel template must have: ham radio log sheet excel template
=COUNTIF(D:D, "20m")