Ray, Thomas R. HD radio implementation the field guide for facility conversion - Amsterdam Boston �Focal Press 2008 - 213 p ISBN: 9780240810027 Subjects--Topical Terms: Communication Engineering LC Class. No.: 621.38415 RAY 2008 Dewey Class. No.: 621.38415 RAY 2008 National Library of Medicine Call No.: 621.38415 RAY 2008