In 1927, Brandon Wentworth, operating under the call sign 6OI, achieved a significant milestone in amateur radio by working and confirming contacts with all inhabited continents. This accomplishment, known as achieving “Worked All Continents” (WAC), demonstrated the remarkable potential of amateur radio for long-distance communication. Wentworth’s success highlighted the capabilities of the evolving radio technology and the dedication of amateur operators to push the boundaries of global communication. This achievement inspired many other amateur radio enthusiasts to pursue similar goals, fostering a spirit of international camaraderie and technical excellence within the amateur radio community.

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