Power Line Noise Expert Marv Loftness, KB7KK, SK

Marvin O. “Marv” Loftness, KB7KK, of Olympia, Washington, died October 17. He was 93. A power line noise expert, Loftness may be best known in Amateur Radio circles for his book, AC Power Interference Handbook, distributed by ARRL in its third edition, revised (ARRL is the exclusive distributor.)

“His book is held in high regard by many EMC experts,” said ARRL Sales and Marketing Manager Bob Ind…

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