TIA PN 3-4350.120-RV3-2006 电话终端设备-模拟电话免提声学性能要求
The document to which this Notice is affixed (the “Document”) has been prepared by one or more Engineering Committees or Formulating Groups
Telephone Terminal Equipment - Handsfree Acoustics Performance Requirements for Analog Telephones To be published as ANSI/TIA-470.120-C
TIA PN 3-4350.130-RV3-2007 电信－电话终端设备-模拟电话免提声学性能要求
The document to which this Notice is affixed (the “Document”) has been prepared by one or more Engineering Committees or Formulating Groups
Telecommunications - Telephone Terminal equipment - Handset Acoustic Performance Requirements For Analog Telephones To be published as TIA-470.130-C
ANSI/TIA-470-120-C-2011 通讯.电话终端设备.模拟免提电话的传输要求
This standard provides speakerphone acoustic performance requirements for Customer Premises Equipment (CPE) intended for analog connection
Telecommunications - Telephone Terminal Equipment - Transmission Requirements for Analog Speakerphones
DIN IEC 60914:1990 电话会议电气及音响设备要求
Conference systems; electrical and audio requirements; identical with IEC 60914:1988
TB/T 1235-1977 铁路会议电话设备制式系列
HB 75-1996 电话会议手册
Describes the concepts and principles of teleconferencing and provides an introduction to the technology involved in teleconferencing, the equipment
Teleconferencing Handbook
SAA/SNZ HB75-1996 电话会议手册
Teleconferencing Handbook
YD/T 789-2006 免提电话机技术要求和测试方法
本标准规定了免提电话机和会议电话机的传输性能、安全和防雷击性能、环境适应性、电磁兼容性能等技术要求及测试方法。 本标准适用于接入公众电话网模拟接口的免提电话机和会议电话机。接入公众电话网模拟接口的扬声电话机和具有免提功能的其他终端设备也可参照本标准使用
Technical Requirements and Measuring Methods of Hands-Free Telephone Sets
YD/T 789-1995 免提电话机技术要求和测试方法
本标准规定了免提电话机技术要求及测试方法，可作为该类话机设计、生产及检测的依据。 扬声电话机也可参照本标准有关条款执行
FCR COE EP 105-1-2-1982 通讯-电子电话会议
COMMUNICATIONS-ELECTRONICS TELECONFERENCE
CECS 36-1991 工业企业调度电话和会议电话工程设计规范
本规范适用于工业企业或其他需要设置调度电话或会议电话的新建或扩建工程的设计
ENGINEERING DESIGN SPECIFICATION OF DISPATCH TELEPHONE AND CONFERENCE TELEPHONE IN INDUSTRIES AND ENTERPRISES
TSB116-2001 电信 IP 电话设备 IP 电话语音质量建议
Telecommunications IP Telephony Equipment Voice Quality Recommendations for IP Telephony
ITU-T P.300-2001 会议电话机(GATS)的传输性能
In this Recommendation, the expression "Administration" is used for conciseness to indicate both a telecommunication administration and a recognized
Transmission Performance of Group Audio Terminals (GATs) Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Subscribers' Lines and Sets Study Group 12
TIA TSB-116-A-2006 IP电话的电信IP电话设备语音质量建议
The objectives of this TSB are to provide end-to-end voice quality guidelines for North American IP Telephony and to an E-Model tutorial for IP
Telecommunications - IP Telephony Equipment ?Voice Quality Recommendations for IP Telephony Contains Color
ITU-T SERIES P SUPP 16-1988 电话会议房间[1]和会议电话机(GATs)内的麦克风和扩音器的安装指南
ITU (International Telecommunication Union) is the United Nations Specialized Agency in the field of telecommunications. The ITU Telecommunication
Guidelines for Placement of Microphones and Loudspeakers in Telephone Conference Rooms [1] and for Group Audio Terminals (GATs) - Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Supplement 16
TIA PN 3-4350.120-RV3-2006 电话终端设备-模拟电话免提声学性能要求
The document to which this Notice is affixed (the “Document”) has been prepared by one or more Engineering Committees or Formulating Groups
Telephone Terminal Equipment - Handsfree Acoustics Performance Requirements for Analog Telephones To be published as ANSI/TIA-470.120-C
TIA PN 3-4350.130-RV3-2007 电信－电话终端设备-模拟电话免提声学性能要求
The document to which this Notice is affixed (the “Document”) has been prepared by one or more Engineering Committees or Formulating Groups
Telecommunications - Telephone Terminal equipment - Handset Acoustic Performance Requirements For Analog Telephones To be published as TIA-470.130-C
ANSI/TIA-470-120-C-2011 通讯.电话终端设备.模拟免提电话的传输要求
This standard provides speakerphone acoustic performance requirements for Customer Premises Equipment (CPE) intended for analog connection
Telecommunications - Telephone Terminal Equipment - Transmission Requirements for Analog Speakerphones
DIN IEC 60914:1990 电话会议电气及音响设备要求
Conference systems; electrical and audio requirements; identical with IEC 60914:1988
TB/T 1235-1977 铁路会议电话设备制式系列
HB 75-1996 电话会议手册
Describes the concepts and principles of teleconferencing and provides an introduction to the technology involved in teleconferencing, the equipment
Teleconferencing Handbook
SAA/SNZ HB75-1996 电话会议手册
Teleconferencing Handbook
YD/T 789-2006 免提电话机技术要求和测试方法
本标准规定了免提电话机和会议电话机的传输性能、安全和防雷击性能、环境适应性、电磁兼容性能等技术要求及测试方法。 本标准适用于接入公众电话网模拟接口的免提电话机和会议电话机。接入公众电话网模拟接口的扬声电话机和具有免提功能的其他终端设备也可参照本标准使用
Technical Requirements and Measuring Methods of Hands-Free Telephone Sets
YD/T 789-1995 免提电话机技术要求和测试方法
本标准规定了免提电话机技术要求及测试方法，可作为该类话机设计、生产及检测的依据。 扬声电话机也可参照本标准有关条款执行
FCR COE EP 105-1-2-1982 通讯-电子电话会议
COMMUNICATIONS-ELECTRONICS TELECONFERENCE
CECS 36-1991 工业企业调度电话和会议电话工程设计规范
本规范适用于工业企业或其他需要设置调度电话或会议电话的新建或扩建工程的设计
ENGINEERING DESIGN SPECIFICATION OF DISPATCH TELEPHONE AND CONFERENCE TELEPHONE IN INDUSTRIES AND ENTERPRISES
TSB116-2001 电信 IP 电话设备 IP 电话语音质量建议
Telecommunications IP Telephony Equipment Voice Quality Recommendations for IP Telephony
ITU-T P.300-2001 会议电话机(GATS)的传输性能
In this Recommendation, the expression "Administration" is used for conciseness to indicate both a telecommunication administration and a recognized
Transmission Performance of Group Audio Terminals (GATs) Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Subscribers' Lines and Sets Study Group 12
TIA TSB-116-A-2006 IP电话的电信IP电话设备语音质量建议
The objectives of this TSB are to provide end-to-end voice quality guidelines for North American IP Telephony and to an E-Model tutorial for IP
Telecommunications - IP Telephony Equipment ?Voice Quality Recommendations for IP Telephony Contains Color
ITU-T SERIES P SUPP 16-1988 电话会议房间[1]和会议电话机(GATs)内的麦克风和扩音器的安装指南
ITU (International Telecommunication Union) is the United Nations Specialized Agency in the field of telecommunications. The ITU Telecommunication
Guidelines for Placement of Microphones and Loudspeakers in Telephone Conference Rooms [1] and for Group Audio Terminals (GATs) - Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Supplement 16
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