TB 1427-1983 铁路站场扩音转接设备和室外扩音对讲用户设备制式系列
ANSI/CEA 2031-2008 移动扩音器设备的试验和测量方法
CEA-2031 defines test procedures for rating the performance and physical size of mobile loudspeakers, and requirements for reporting
Testing and Measurement Methods for Mobile Loudspeaker Systems
PD 6571-1992 BS 6789 Pt.2-92"由某些公共长途通信接线员操作的公共交换电话网连接用单功能或多种特别功能装置".第2部分:有扩音设备装置规范
Text for BS 6789:Part 2:1992 "Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunication operators. Part 2. Specification for apparatus with loudspeaking facilities"
SNI 04-6714.5-2002 音响系统设备 . 第5部分:扩音器
Sound system equipmnent - Part 5: Loudspeakers
NF C97-305/A1*NF EN 60268-5/A1:2014 音响系统设备. 第5部分: 扩音器
Le présent amendement modifie les articles 14 et 17, et l'annexe B de la NF EN 60268-5 et ajoute également une annexe D
Sound system equipment - Part 5 : loudspeakers
NF C97-305:1996 音响系统设备.第5部分:扩音器
Sound system equipment. Part 5 : loudspeakers.
TIS 1538-1989 声系统设备.第5部分:扩音器
Sound system equipment.part 5: loudspeakers
ANSI/TIA-4953-2012 电信.电话终端设备.扩音电话测量规程和性能要求
This standard establishes telephone audio performance requirements, measurement methods, and test procedures for telephones with high receive gain
Telecommunications - Telephone Terminal Equipment - Amplified Telephone Measurement Procedures and Performance Requirements
CNS 14677-3-2002 声音系统设备－第3部：扩大机
本标准适用于专业和室内使用声音系统之扩大机
Sound system equipment Part 3: Amplifiers
CNS 14677.3-2002 声音系统设备－第３部：扩大机
Sound system equipment Part 3: Amplifiers
NF C97-405:1980 电声学.高保真设备和系统.扩音器.要求
Electro-acoustics. High fidelity equipments and systems. Loudspeaker. Requirements.
PD 6569-2-1992 与ETS 300001/NET4相适应的标准草案"由某些公共长途通信接线员操作的公共交换电话网连接用单功能或多种特别功能装置.第2部分:有扩音功能设备的装置规范
Draft standard to match to and work with ETS 300 001/NET4 "Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators". Specification for apparatus with loudspeak
KS C IEC 60581-7-2003(2018 高忠诚度音频设备及系统-最低性能条件-第7部:扩音器
NAVY MIL-A-23595 D (1)-2000 音频扩音器
This figure illustrates a typical test configuration only. Any equivalent test method is acceptable to achieve the end results as described
AMPLIFIER AUDIO FREQUENCY
NAVY MIL-A-23595 D-1995 音频扩音器
This speci fication covers the general requirements for Audio Frequency Amp1ifier s used in Aircraft Intracommunication and Intercommuni cat ions
AMPLIFIER AUDIO FREQUENCY
TB 1427-1983 铁路站场扩音转接设备和室外扩音对讲用户设备制式系列
ANSI/CEA 2031-2008 移动扩音器设备的试验和测量方法
CEA-2031 defines test procedures for rating the performance and physical size of mobile loudspeakers, and requirements for reporting
Testing and Measurement Methods for Mobile Loudspeaker Systems
PD 6571-1992 BS 6789 Pt.2-92"由某些公共长途通信接线员操作的公共交换电话网连接用单功能或多种特别功能装置".第2部分:有扩音设备装置规范
Text for BS 6789:Part 2:1992 "Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunication operators. Part 2. Specification for apparatus with loudspeaking facilities"
SNI 04-6714.5-2002 音响系统设备 . 第5部分:扩音器
Sound system equipmnent - Part 5: Loudspeakers
NF C97-305/A1*NF EN 60268-5/A1:2014 音响系统设备. 第5部分: 扩音器
Le présent amendement modifie les articles 14 et 17, et l'annexe B de la NF EN 60268-5 et ajoute également une annexe D
Sound system equipment - Part 5 : loudspeakers
NF C97-305:1996 音响系统设备.第5部分:扩音器
Sound system equipment. Part 5 : loudspeakers.
TIS 1538-1989 声系统设备.第5部分:扩音器
Sound system equipment.part 5: loudspeakers
ANSI/TIA-4953-2012 电信.电话终端设备.扩音电话测量规程和性能要求
This standard establishes telephone audio performance requirements, measurement methods, and test procedures for telephones with high receive gain
Telecommunications - Telephone Terminal Equipment - Amplified Telephone Measurement Procedures and Performance Requirements
CNS 14677-3-2002 声音系统设备－第3部：扩大机
本标准适用于专业和室内使用声音系统之扩大机
Sound system equipment Part 3: Amplifiers
CNS 14677.3-2002 声音系统设备－第３部：扩大机
Sound system equipment Part 3: Amplifiers
NF C97-405:1980 电声学.高保真设备和系统.扩音器.要求
Electro-acoustics. High fidelity equipments and systems. Loudspeaker. Requirements.
PD 6569-2-1992 与ETS 300001/NET4相适应的标准草案"由某些公共长途通信接线员操作的公共交换电话网连接用单功能或多种特别功能装置.第2部分:有扩音功能设备的装置规范
Draft standard to match to and work with ETS 300 001/NET4 "Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators". Specification for apparatus with loudspeak
KS C IEC 60581-7-2003(2018 高忠诚度音频设备及系统-最低性能条件-第7部:扩音器
NAVY MIL-A-23595 D (1)-2000 音频扩音器
This figure illustrates a typical test configuration only. Any equivalent test method is acceptable to achieve the end results as described
AMPLIFIER AUDIO FREQUENCY
NAVY MIL-A-23595 D-1995 音频扩音器
This speci fication covers the general requirements for Audio Frequency Amp1ifier s used in Aircraft Intracommunication and Intercommuni cat ions
AMPLIFIER AUDIO FREQUENCY
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