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Note – Withdrawn on 6/10/04 (CACE/328) – This Recommendation has been replaced by Rec.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