Technical considerations in the selection of optimum frequencies for high frequency sky-wave communication services
By: George W. Haydon, Donald L. Lucas, and Rodney A. Hanson
Contributors: United States. Department of Commerce; United States. Federal Communications Commission; United States. Office of Emergency Planning
Series: ESSA technical report -- ERL 113-ITS 81
Publisher: Institute for Telecommunication Sciences; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1969
Place of publication: Boulder, Colo
Language: eng
Number of pages: 214
Subjects: Telecommunication systems
Notes: "June 1969."

"ERL 113-ITS 81."

"This report is a reprint of NBS report 7249, originally issued November 1, 1962."

Includes bibliographical references (p. 52).

Prepared for Office of Emergency Planning. CDM SR-61-48.

Prepared for Federal Communications Commission.