Browse Standards
1686+ standards in database
1686 result(s) found
电信网中脉冲编码调制音频通路传输特性常用测试方法
General test method for transmission performance of PCM voice channel in telecommunication network
900 MHz 公用移动通信系统移动台进网技术要求及测试方法
Technical requirement and testing methods for mobile station access to 900MHz public mobile telecommunication system
无中心多信道选址移动通信系统设备通用规范
General specification for land mobile communication system equipment using multi-channel access techniques without a central controller
2048kbit/s 30路脉码调制复用设备技术要求和测试方法
Performance andtest methods of the 30 channels pulse code modulation multiplex equipment at 2048 kbit/s
广播声频通道技术指标测量方法
Technical specification measuring method of broadcasting audio channel
同步数字体系信号的基本复用结构
Basic multiplexing structure for synchronous digital hierarchy signals
VHF/UHF频段广播业务与移动和固定业务频率共用技术规定
The technical regulations for frequency sharing between the broadcasting service and the mobile and fixed services in the VHF/UHF bands
UHF 型射频同轴连接器
R.F. coaxial connectors， type UHF
漏泄电缆无线通信系统总规范
General specification for leaky cable radiocommunication system
卫星通信船载地球站码分多址通信设备通用技术条件
General specification of satellite communication earth station for shipborne communication equipment for CDMA
VHS型12.65 mm录像机校准带
VHS 12.65mm VTR’s calibration tapes
VHS录像机全消磁头通用技术条件
General specification for full track erasing heads of VHS video tape recorders
VHS录像机音控磁头通用技术条件
General specification for audio/control heads of VHS video tape recorders
C型射频同轴连接器
R.F. coaxial connectors， type C
集群移动通信系统设备通用规范
General specification for trunked mobile communication system
摄像机(PAL/SECAM/NTSC)测量方法 第1部分:非广播单传感器摄像机
Video cameras(PAL/SECAM/NTSC)--Methods of measurement--Part 1:Non-broadcast single-sensor cameras
视听、视频和电视系统中设备互连的优选配接值
Preferred matching values for the interconnection of equipment in audio-visual， video and television systems
盒式磁带录音机磁头总技术条件
General specification for magnetic heads for cassette tape recorders
广播节目声音质量主观评价方法和技术指标要求
The method of subjective assessment of the sound quality for broadcast programmes and the technical parameters requirements
半导体集成电路 运算放大器系列和品种
Semiconductor integrated circuits--Series and products of operational amplifier