Philip F. Siling, 82, a retired communications engineer for the RCA Corp. who later worked as a consultant, died of cancer Tuesday at his Arlington home.

Mr. Siling joined RCA in 1944 as director of the frequency bureau. He served as liaison between RCA and its affiliates and the federal government on projects involving frequency allocations and the assignment of licenses for sound broadcasting, television, and international, marine and experimental communications. He retired in 1963 and then worked as a communications consultant here.

He began his career in 1917 as an engineer with the American Telephone and Telegraph Co. and later worked for the tinternational Telephone and Telegraph Corp. in Argentina.

Before joining RCA he was an assistant deputy administrator of the National Recovery Administration and an assistant chief engineer for the Federal Communications Commission.

During World War II, Mr Siling served on the Board of War Communications.

He was born in East Orange, N.J., and graudated with honors from Yale University.

Mr. Siling was an assistant secretary and secretary of the Interdepartment Radio Advisory Committee and served on a number of U.S. delegations on international telecommunications. He was a former chairman of the Joint Technical Advisory Committee and, in 1963, served as a special adviser to the Office of Telecommunications Management in the White House.

He was a fellow of the Institute of Radio Engineers, a member of the Radio Pioneers, the Armed Forces Communications Electronics Association, the Cosmos Club and the Washington Golf and Country Club.

Mr. Siling was active in the McLean Bible Church and had sponsored Bible classes in his home for more than 25 years.

Survivors include his wife, Grace P., of the home in Arlington; a daughter, Jeanne S. Palmer, of Buffalo Grove, Ill., three grandchildren and two great-grandchildren.