Browse Standards
1653+ standards in database
1653 result(s) found
卫星电视地球接收站测量方法 室外单元测量
Methods of measurement for satellite television earth receive-only station--Door-out unit measurement
卫星电视地球接收站测量方法 天线测量
Methods of measurement for satellite television earth receive-only station--Antenna measurement
卫星电视地球接收站测量方法 系统测量
Methods of measurement for satellite television earth receive-only station--System measurement
卫星电视上行站通用规范
General specification for satellite television up-link earth station
短波单边带通信设备通用规范
General specification for short wave single-sideband communication equipment
Ku频段卫星电视地球接收站通用规范
General specification for Ku-band satellite television earth receive-only station
采用数据链路协议的会议电视远端摄像机控制规程
A far end camera control protocol for videoconfer-ences using data link protocol
应急声系统
Sound systems for emergency purposes
无线电寻呼系统与公用电话自动交换网的接口技术要求及测试方法
Technical specifications and test methods of the interface of radio paging system and PSTN
NICAM-728卫星电视信道副载波传送数字声技术规范
Technical specificationfor NICAM-728 digital audio signal transmission with satellite TV channel subcarrier
点对点数字租用电路上使用的48/56/64kbit/s数据电路终接设备技术要求
A 48/56/64 kbit/s data circuit terminating equipment standardized for use on digital point-to-point leased circuits
传输速率为64kbit/s的文件传真三类机进网技术要求
Technical requirements for group 3 facsimile--apparatus connected to telecommunication network on transmission rate 64 kbit/s
光纤放大器总规范
Generic specification on optical fibre amplifiers
无绳电话系统设备总规范
Generic specification for equipment of cordlesstelephone system
光纤放大器试验方法基本规范 第1部分:增益参数的试验方法
Basic specification for optical fibre amplifier test methods--Part 1:Test methods for gain parameters
黑白通用型应用电视摄像机通用技术条件
General specification for monochrome universal NBTV cameras
盒式磁带录音机运带机构可靠性要求和试验方法
Reliability requirements and testing methods for tape transport mechanism of cassette tape recorders
国内卫星通信地球站发射、接收和地面通信设备技术要求 第四部分 中速数据传输设备
Transmitter，receiver and ground communication equipment used in domestic satellite communication earth stations--Technical requirements--Part 4:Intermediate data rate (IDR) transmission equipment
消息处理系统 电子数据交换消息处理系统
Message handling systems--Electronic data interchange messaging system
TDM/FDMA点对多点微波通信系统通用规范
General specification for microwave communication systems with TDM/FDMA point-to-multipoint