BS.48

Choice of frequency for sound broadcasting in the Tropical Zone  

BS.80

Transmitting antennas in HF broadcasting  

BS.139

Transmitting antennas for sound broadcasting in the Tropical Zone  

BS.215

Maximum transmitter powers for broadcasting in the Tropical Zone  

BS.216

Protection ratio for sound broadcasting in the Tropical Zone  

BS.411

Fading allowances in HF broadcasting  

BS.412

Planning standards for terrestrial FM sound broadcasting at VHF  

BS.415

Minimum performance specifications for low-cost sound-broadcasting receivers  

BS.450

Transmission standards for FM sound broadcasting at VHF  

BS.467

Technical characteristics to be checked for frequency-modulation stereophonic broadcasting  

BS.468

Measurement of audio-frequency noise voltage level in sound broadcasting  

BS.498

Ionospheric cross-modulation in the LF and MF broadcasting bands  

BS.559

Objective measurement of radio-frequency protection ratios in LF, MF and HF broadcasting  

BS.560

Radio-frequency protection ratios in LF, MF and HF broadcasting  

BS.561

Definitions of radiation in LF, MF and HF broadcasting bands  

BS.562

Subjective assessment of sound quality  
Note - Suppressed on 6/10/04 (CACE/328) - This Recommendation has been replaced by Rec. ITU-R BS.1284

BS.597

Channel spacing for sound broadcasting in band 7 (HF)  

BS.598

Factors influencing the limits of amplitude-modulation sound-broadcasting coverage in band 6 (MF)  

BS.599

Directivity of antennas for the reception of sound broadcasting in band 8 (VHF)  

BS.638

Terms and definitions used in frequency planning for sound broadcasting  

BS.639

Necessary bandwidth of emission in LF, MF and HF broadcasting  

BS.640

Single sideband (SSB) system for HF broadcasting  
Note - Suppressed on 27/01/2012 (CACE/558)

BS.641

Determination of radio-frequency protection ratios for frequency-modulated sound broadcasting  

BS.642

Limiters for high-quality sound-programme signals  

BS.643

Radio data system for automatic tuning and other applications in FM radio receivers for use with the pilot-tone system  

BS.644

Audio quality parameters for the performance of a high-quality sound-programme transmission chain  

BS.645

Test signals and metering to be used on international sound programme connections  

BS.646

Source encoding for digital sound signals in broadcasting studios  

BS.647

A digital audio interface for broadcasting studios  

BS.702

Synchronization and multiple frequency use per programme in HF broadcasting  

BS.703

Characteristics of AM sound broadcasting reference receivers for planning purposes  

BS.704

Characteristics of FM sound broadcasting reference receivers for planning purposes  

BS.705

HF transmitting and receiving antennas characteristics and diagrams  

BS.706

Data system in monophonic AM sound broadcasting (AMDS)  

BS.707

Transmission of multisound in terrestrial television systems PAL B, B1, D1, G, H and I, and SECAM D, K, K1 and L  

BS.708

Determination of the electro-acoustical properties of studio monitor headphones  

BS.773

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 - Suppressed on 27/01/2012 (CACE/558)

BS.774

Service requirements for digital sound broadcasting to vehicular, portable and fixed receivers using terrestrial transmitters in the VHF/UHF bands  

BS.775

Multichannel stereophonic sound system with and without accompanying picture  

BS.776

Format for user data channel of the digital audio interface  
Note - Suppressed on 14/02/2007 (CACE/412)

BS.1114

Systems for terrestrial digital sound broadcasting to vehicular, portable and fixed receivers in the frequency range 30-3 000 MHz  

BS.1115

Low bit-rate audio coding  
Note - Suppressed on 31/03/10 (CACE/505)

BS.1116

Methods for the subjective assessment of small impairments in audio systems  

BS.1194

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  

BS.1195

Transmitting antenna characteristics at VHF and UHF  

BS.1196

Audio coding for digital broadcasting  

BS.1283

Guidance for the selection of the most appropriate ITU-R Recommendation(s) for subjective assessment of sound quality  

BS.1284

General methods for the subjective assessment of sound quality  
Note - This Recommendation replaces Rec. ITU-R BS.562-3

BS.1285

Pre-selection methods for the subjective assessment of small impairments in audio systems  

BS.1286

Methods for the subjective assessment of audio systems with accompanying picture  
Note - Suppressed on 14/10/2019 (CACE/932)

BS.1348

Service requirements for digital sound broadcasting at frequencies below 30 MHz  

BS.1349

Implementation of digital sound broadcasting to vehicular, portable and fixed receivers using terrestrial transmitters in the LF, MF and HF bands  

BS.1350

Systems requirements for multiplexing (FM) sound broadcasting with a sub-carrier data channel having a relatively large transmission capacity for stationary and mobile reception  

BS.1352

File format for the exchange of audio programme materials with metadata on information technology media  

BS.1386

LF and MF transmitting antennas characteristics and diagrams  

BS.1387

Method for objective measurements of perceived audio quality  

BS.1423

Guidelines for producing multichannel soundtracks using surround matrix techniques  

BS.1514

System for digital sound broadcasting in the broadcasting bands below 30 MHz  

BS.1534

Method for the subjective assessment of intermediate quality level of audio systems  

BS.1547

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  

BS.1548

User requirements for audio coding systems for digital broadcasting  

BS.1596

Guide to ITU-R Recommendations for broadcast sound production  
Note - Suppressed on 22/11/2023 (CACE/1091)

BS.1615

"Planning parameters" for digital sound broadcasting at frequencies below 30 MHz  

BS.1657

Procedure for the performance test of automated audio identification systems  
Approved in accordance with Resolution ITU-R 45

BS.1660

Technical basis for planning of terrestrial digital sound broadcasting in the VHF band  

BS.1661

'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  
Note - Suppressed on 22/11/2023 (CACE/1091)

BS.1679

Subjective assessment of the quality of audio in large screen digital imagery applications intended for presentation in a theatrical environment  

BS.1688

Baseband sound system and audio source-coding at delivery interfaces of large-screen digital imagery applications  
Note - Suppressed on 22/11/2023 (CACE/1091)

BS.1693

Procedure for the performance test of automated query-by-humming systems  

BS.1698

Evaluating electromagnetic fields from terrestrial broadcasting transmitting systems to assess human exposure to non ionizing emissions  
Note - Identical to Recommendation ITU-R BT1698

BS.1726

Signal level of digital audio accompanying television in international programme exchange  

BS.1734

Basic performance requirements for the sound components of large-screen digital imagery applications for presentation in a theatrical environment  
Note - Suppressed on 22/11/2023 (CACE/1091)

BS.1738

Identification and ordering of 4 and 8 track audio channels carried on international contribution circuits  

BS.1770

Algorithms to measure audio programme loudness and true-peak audio level  

BS.1771

Requirements for loudness and true-peak indicating meters  

BS.1786

Criterion to assess the impact of interference to the terrestrial broadcasting service (BS)  
Note - Suppressed on 29/10/2010

BS.1864

Operational practices for loudness in the international exchange of digital television programmes  

BS.1873

Serial multichannel audio digital interface for broadcasting studios  

BS.1892

Requirements for enhanced multimedia services for digital terrestrial broadcasting in VHF Bands I and II  

BS.1894

Digital radio broadcast service, captioned radio  

BS.1895

Protection criteria for terrestrial broadcasting systems  
Note - Identical to Rec. ITU-R BT.1895

BS.1909

Performance requirements for an advanced sound system for use with or without accompanying picture  

BS.2019

Audio system for the production and international exchange of 3DTV programmes for broadcasting  
Note - Suppressed on 22/11/2023 (CACE/1091)

BS.2032

Synchronization of digital audio sample clock to video references  

BS.2051

Advanced sound system for programme production  

BS.2076

Audio Definition Model  

BS.2088

Long-form file format for the international exchange of audio programme materials with metadata  

BS.2094

Common definitions for the Audio Definition Model  

BS.2102

Allocation and ordering of audio channels to formats containing 12-, 16- and 32-tracks of audio  

BS.2107

Use of International Radio for Disaster Relief frequencies for emergency broadcasts in the High Frequency bands  

BS.2125

A serial representation of the Audio Definition Model  

BS.2126

Methods for the subjective assessment of sound systems with accompanying picture  

BS.2127

Audio Definition Model renderer for advanced sound systems  

BS.2132

Method for the subjective quality assessment of audible differences of sound systems using multiple stimuli without a given reference  

BS.2143

Transport method for non-Pulse-Code Modulation audio signals and data over digital audio interfaces for programme production and exchange