THE radio direction-finder is an instrument for determining the direction of arrival of electric waves of the frequencies normally used in radio communication. Although it was introduced during ...

THE appearance of the fourth edition of this book will do much to dispel the impression, prevalent in some quarters, that the technique of radio direction finding has been rendered obsolete by the ...

Every two years, competitors from 25 different countries descend upon a forest, armed with the direction-finding tools of a bygone era. They wave large, pronged radio receivers — the kind you ...

Fred Moxey is the former superintendent of B.C.’s coast guard stations, and says the loss of a capability known as “radio direction finding” has degraded the service’s ability to find ...