https://hamradiooutsidethebox.ca/2026/04/22/a-mini-ground-tuning-unit-and-a-magic-carpet-for-portable-ops/Ham Radio Outside the Boxen2026-04-22T06:00:00+00:00A Mini Ground Tuning Unit and a magic carpet for portable opsAntennas, Ground, Portable, Outdoor Ops, Amateur Radio