ARRL Technical Advisor, author, and Amateur Radio Research and Development Corporation (AMRAD) President Emeritus André V. Kesteloot, N4ICK, of McLean, Virginia, died on January 4. He was 77. Kesteloot was the author of the Spread Spectrum Sourcebook, published in 1991, and he contributed to QST and QEX. A native of Belgium, Kesteloot was an electrical engineer and spent a decade in the Middle East installing TV and radio transmitters in the 1950s and 1960s. He subsequently signed on with the Central Intelligence Agency and spent 25 years as a CIA operative. Kesteloot was a recipient of a CIA Intelligence Star for Valor, and he served as executive vice president of the Association of Former Intelligence Officers.

After retiring in 1994, Kesteloot joined the faculty of Phoenix Consulting, and trained Iraq-bound Special Forces units and intelligence agencies. An active AMRAD member, he was a frequent contributor to the organization’s newsletter and papers. He also assisted in taking field measurements of Broadband over Power Line (BPL) systems in Virginia and Maryland. Kesteloot was an ARRL member and life senior member of the Institute of Electrical and Electronics Engineers.

Survivors include his wife, Eliane, and two sons.