Spectrum utilization and monitoring : reports of the CCIR, 1990: (also decisions): annex to volume I / International Telecommunication Union

CCIR PLENARY ASSEMBLY, XVII, Dusseldorf, 1990; UNION INTERNATIONALE DES TÉLÉCOMMUNICATIONS. Comité Consultatif Internationale des Radiocommunnications

Geneva: UIT, 1990

IX, 775 p. ; 30 cm

92-61-04161-2

Radiocomunicações

Radiocomunicações; Espectro-de-frequências

1990

Material Textual Impresso

ENG