ITU R BS 639:1986
ITU R BS 639:1986 Necessary Bandwidth Of Emission In Lf, Mf And Hf Broadcasting
Table of Contents
ANNEX1-NecessarybandwidthofemissioninLF,MF,andHFsoundbroadcasting
1Introduction
2Necessarybandwidthofemission
2.1Bands5(LF)and6(MF)
2.2Band7(HF)
3Generalconsiderations
4RelationshipbetweenAFbandwidth,RFprotectionratioand
channelspacing
4.1Measurementresults
4.2Computationresults
4.3Listeningtests
5Radio-frequencyandintermediate-frequencypassband
characteristicsofcurrenttypesofreceiver
6Useofbandwidthlimitationinoperationalpractice
7Abandwidth-savingovertonetransmissionandreceptionsystem
8Out-of-bandspectrumofdouble-sidebandsound-broadcasting
emissions
9Theeffectofaudiosignalprocessingonbandwidth
10Conclusions