March 5, 1919 - January 31, 2014 Cap grew up and was educated in Los Angeles and Berkeley, CA. In 1940 he married Barbara Philips Smith, who then entered U.C. Berkeley as a freshman. Cap graduated in Electrical Engineering from U.C. Berkeley in 1941. He was a 2nd Lt. Reserve Officer in the US Army Signal Corps. In 1942 he entered active duty at Red Bank, New Jersey, and then trained at Harvard and MIT in the then highly secret art and science of radar. He was attached to the Air Force 552nd Air Warning Battalion and spent one and a half years in Florida plus one and a half years on the coasts of California. In 1946, Cap returned to Los Angeles working for ten years in his father's business, Kierulff and Company before branching out on his own with Kierulff Electronics and Kierulff Sound Corporation. He retired in 1982 and devoted his life to his family and to writing a 432 page book titled "Twentieth Century Kjaerulfs", which he continuously updated on www.kiermeet.com for more than 11,000 relatives. Cap was a longtime member of the Radio Pioneers of Southern California and the Los Angeles Computer Society. He enjoyed many years of communicating with his extended family and friends via email. Predeceased by his wife of 72 years, Barbara, son, William, and granddaughter Lisa Anne, Cap leaves behind two children, five grandchildren, and four great-grandchildren, namely, his son, Steve, and Steve's son Benjamin; his son William's daughter, Nicole, her children Timothy, Kayla and Abriella; William's son, Doug, his husband, Aaron, and their daughter, Ariella; and his daughter, Nancy, and her sons Jason and Jeffrey. Service to be private. In lieu of flowers, donations may be made to the .
Published in the Los Angeles Times on Feb. 2, 2014