Published Date: 01/01/2006

Protection of the radio astronomy service from transmitters operating in adjacent bands

$8.4

Published Date: 01/01/2003

Protection of the radio astronomy services from transmitters operating in adjacent bands

Published Date: 01/01/2007

Datos de propagación necesarios para el diseño de enlaces ópticos terrenales en el espacio libre

$2.4

Published Date: 12/01/2022

Multichannel stereophonic sound system with and without accompanying picture

$13.2

Published Date: 01/01/2007

Published Date: 12/01/1997

Published Date: 01/01/1977

Published Date: 2002

Published Date: 03/01/1995

Published Date: 08/01/1998

ITU-R RA.517-3 PDF

Protection of the radio astronomy services from transmitters operating in adjacent bands