发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
点击量:0
本标准规定了数字排队机接人公用电话网时必须统一遵循的技术条件,主要内容包括定义、容量系列、技术要求及检测方法。 本标准适用于数字排队机。主要应用于特种业务台
Technical requirment and test method for digital queue equipment of PSTN
本标准规定了IC卡公用付费电话系统检测规程的术语和符号,技术要求和测试方法适用于接人我国电话网的各种IC卡公用付费电话机。可作为进网检验、产品交验的技术依据
IC card payphone system test procedure telephone part
Public switched telephone network. Digital attachment of a private time division switch to a public network switch.
Numbering for automatic telephone in public phone network
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony (V1.2.1)
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony (V1.2.1)
Requirements for simple telephones for connection as subscribers' apparatus to a single exchange line of the PSTN. Does not apply to apparatus
Specification for simple telephones for connection to public switched telephone networks run by certain public telecommunication operators
Card Payphone
Timing and Charging Device for IC Card Public Telephone
This I-ETS specifies test methods for the conformance testing of electro-acoustic characteristics of analogue handset telephony terminals
Public Switched Telephone Network (PSTN) - Testing specification for analogue handset telephony
Public switched telephone network (PSTN). Testing specification for analogue handset telephony
本标准规定了数字排队机接人公用电话网时必须统一遵循的技术条件,主要内容包括定义、容量系列、技术要求及检测方法。 本标准适用于数字排队机。主要应用于特种业务台
Technical requirment and test method for digital queue equipment of PSTN
本标准规定了IC卡公用付费电话系统检测规程的术语和符号,技术要求和测试方法适用于接人我国电话网的各种IC卡公用付费电话机。可作为进网检验、产品交验的技术依据
IC card payphone system test procedure telephone part
Public switched telephone network. Digital attachment of a private time division switch to a public network switch.
Numbering for automatic telephone in public phone network
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony (V1.2.1)
Public Switched Telephone Network (PSTN); Requirements for Handset Telephony (V1.2.1)
Requirements for simple telephones for connection as subscribers' apparatus to a single exchange line of the PSTN. Does not apply to apparatus
Specification for simple telephones for connection to public switched telephone networks run by certain public telecommunication operators
Card Payphone
Timing and Charging Device for IC Card Public Telephone
This I-ETS specifies test methods for the conformance testing of electro-acoustic characteristics of analogue handset telephony terminals
Public Switched Telephone Network (PSTN) - Testing specification for analogue handset telephony
Public switched telephone network (PSTN). Testing specification for analogue handset telephony