ITU-R BS : Broadcasting service (sound)
TAGS: Broadcasting service (sound)ITU-R BS

ITU-R BS

Broadcasting service (sound)

 
Choice of frequency for sound broadcasting in the Tropical Zone  
Transmitting antennas in HF broadcasting  
Transmitting antennas for sound broadcasting in the Tropical Zone  
Maximum transmitter powers for broadcasting in the Tropical Zone  
Protection ratio for sound broadcasting in the Tropical Zone  
Fading allowances in HF broadcasting  
Planning standards for terrestrial FM sound broadcasting at VHF  
Minimum performance specifications for low-cost sound-broadcasting receivers  
Transmission standards for FM sound broadcasting at VHF  
Technical characteristics to be checked for frequency-modulation stereophonic broadcasting  
Measurement of audio-frequency noise voltage level in sound broadcasting  
Ionospheric cross-modulation in the LF and MF broadcasting bands  
Objective measurement of radio-frequency protection ratios in LF, MF and HF broadcasting  
Radio-frequency protection ratios in LF, MF and HF broadcasting  
Definitions of radiation in LF, MF and HF broadcasting bands  
Subjective assessment of sound quality  
Note – Withdrawn on 6/10/04 (CACE/328) – This Recommendation has been replaced by Rec. ITU-R BS.1284
Channel spacing for sound broadcasting in band 7 (HF)  
Factors influencing the limits of amplitude-modulation sound-broadcasting coverage in band 6 (MF)  
Directivity of antennas for the reception of sound broadcasting in band 8 (VHF)  
Terms and definitions used in frequency planning for sound broadcasting  
Necessary bandwidth of emission in LF, MF and HF broadcasting  
Single sideband (SSB) system for HF broadcasting  
Note – Withdrawn on 27/01/2012 (CACE/558)
Determination of radio-frequency protection ratios for frequency-modulated sound broadcasting  
Limiters for high-quality sound-programme signals  
Radio data system for automatic tuning and other applications in FM radio receivers for use with pilot-tone system  
Audio quality parameters for the performance of a high-quality sound-programme transmission chain  
Test signals and metering to be used on international sound programme connections  
Source encoding for digital sound signals in broadcasting studios  
A digital audio interface for broadcasting studios  
Synchronization and multiple frequency use per programme in HF broadcasting  
Characteristics of AM sound broadcasting reference receivers for planning purposes  
Characteristics of FM sound broadcasting reference receivers for planning purposes  
HF transmitting and receiving antennas characteristics and diagrams  
Data system in monophonic AM sound broadcasting (AMDS)  
Transmission of multisound in terrestrial television systems PAL B, B1, D1, G, H and I, and SECAM D, K, K1 and L  
Determination of the electro-acoustical properties of studio monitor headphones  
Radio-frequency protection ratios required by FM sound broadcasting in the band between 87.5 MHz and 108 MHz against interference from D/SECAM television transmissions  
Note – Withdrawn on 27/01/2012 (CACE/558)
Service requirements for digital sound broadcasting to vehicular, portable and fixed receivers using terrestrial transmitters in the VHF/UHF bands  
Multichannel stereophonic sound system with and without accompanying picture  
Format for user data channel of the digital audio interface  
Note – Suppressed on 14/02/2007 (CACE/412)
Systems for terrestrial digital sound broadcasting to vehicular, portable and fixed receivers in the frequency range 30-3 000 MHz  
Low bit-rate audio coding  
Note – Suppressed on 31/03/10 (CACE/505)
Methods for the subjective assessment of small impairments in audio systems  
System for multiplexing frequency modulation (FM) sound broadcasts with a sub-carrier data channel having a relatively large transmission capacity for stationary and mobile reception  
Transmitting antenna characteristics at VHF and UHF  
Audio coding for digital broadcasting  
A guide to ITU-R Recommendations for subjective assessment of sound quality  
General methods for the subjective assessment of sound quality  
Note – This Recommendation replaces Rec. ITU-R BS.562-3
Pre-selection methods for the subjective assessment of small impairments in audio systems  
Methods for the subjective assessment of audio systems with accompanying picture  
Service requirements for digital sound broadcasting at frequencies below 30 MHz  
Implementation of digital sound broadcasting to vehicular, portable and fixed receivers using terrestrial transmitters in the LF, MF and HF bands  
Systems requirements for multiplexing (FM) sound broadcasting with a sub-carrier data channel having a relatively large transmission capacity for stationary and mobile reception  
File format for the exchange of audio programme materials with metadata on information technology media  
LF and MF transmitting antennas characteristics and diagrams  
Method for objective measurements of perceived audio quality  
Guidelines for producing multichannel soundtracks using surround matrix techniques  
System for digital sound broadcasting in the broadcasting bands below 30 MHz  
Method for the subjective assessment of intermediate quality levels of coding systems  
Terrestrial component of systems for hybrid satellite-terrestrial digital sound broadcasting to vehicular, portable and fixed receivers in the frequency range 1 400-2 700 MHz  
User requirements for audio coding systems for digital broadcasting  
Guide to ITU-R Recommendations for broadcast sound production  
“Planning parameters” for digital sound broadcasting at frequencies below 30 MHz  
Procedure for the performance test of automated audio identification systems  
Approved in accordance with Resolution ITU-R 45
Technical basis for planning of terrestrial digital sound broadcasting in the VHF band  
‘Signal-on-the-air’ specifications of the digital system described in Annex 1 to Recommendation ITU-R BS.1514 for digital sound broadcasting in the broadcasting bands below 30 MHz  
Subjective assessment of the quality of audio in large screen digital imagery applications intended for presentation in a theatrical environment  
Baseband sound system and audio source-coding at delivery interfaces of large-screen digital imagery applications  
Procedure for the performance test of automated query-by-humming systems  
Evaluating fields from terrestrial broadcasting transmitting systems operating in any frequency band for assessing exposure to non-ionizing radiation  
Signal level of digital audio accompanying television in international programme exchange  
Basic performance requirements for the sound components of large-screen digital imagery applications for presentation in a theatrical environment  
Identification and ordering of 4 and 8 track audio channels carried on international contribution circuits  
Algorithms to measure audio programme loudness and true-peak audio level  
Requirements for loudness and true-peak indicating meters  
Criterion to assess the impact of interference to the terrestrial broadcasting service (BS)  
Note – Suppressed on 29/10/2010
Operational practices for loudness in the international exchange of digital television programmes  
Serial multichannel audio digital interface for broadcasting studios  
Requirements for enhanced multimedia services for digital terrestrial broadcasting in VHF Bands I and II  
Digital radio broadcast service, captioned radio  
Protection criteria for terrestrial broadcasting systems  
Note – Identical to Rec. ITU-R BT.1895
Performance requirements for an advanced multichannel stereophonic sound system for use with or without accompanying picture  
Audio system for the production and international exchange of 3DTV programmes for broadcasting  
Synchronization of digital audio sample clock to video references  
Advanced sound system for programme production  
Audio Definition Model  
Long-form file format for the international exchange of audio programme materials with metadata  
Common definitions for the Audio Definition Model  
Allocation and ordering of audio channels to formats containing 12-, 16- and 32-tracks of audio  

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