Frequency Sudoku
Fill the 9×9 grid so every row, column, and 3×3 box contains all nine HF band names exactly once.
Frequency Sudoku
Time: 00:00Filled: 0 / 81
Key:1=160m, 2=80m, 3=40m, 4=30m, 5=20m, 6=15m, 7=12m, 8=10m, 9=6m
Fill the 9×9 grid so every row, column, and 3×3 box contains all nine HF band names exactly once.