Bob Bruninga, WB4APR, led a group of radio amateurs earlier this month to Mammoth Cave — the world’s longest known cave system — at Mammoth Cave National Park in Kentucky to test how the Automatic Packet Reporting System (APRS) can be used as a means to extend radio communications underground. “When used underground, VHF and UHF radios can only work within a few hundred feet of each other and…
American Radio Relay League | Ham Radio Association and Resources
The winner of the August QST Cover Plaque award is Bob Bruninga, WB4APR, for his article “Rethinking Electrical Power for the Ham.” Congratulations Bob! The QST Cover Plaque award — given to the author or authors of the best 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 September issue today.
American Radio Relay League | Ham Radio Association and Resources