From 1928-1929 he served as chief engineer of the Federal Radio Commission, and also served as a representative of the United States Department of Commerce on the Radio Advisory Committee (1922–1948).
从1928年至1929年出任联邦无线电委员会主任工程师，并担任美国商务部无线电咨询委员会代表（1922年-1948年）。