![]() Methods of measurement of modems for wide band using 60~108 kHz group band circuits 用于60~108 kHz基群电路的宽带调制解调器的测量方法 |
![]() Specifications for colour TV demodulation equipment (1 TV+1 sound program) used in long-haul terres-trial analog radio-relay systems 长距离地面模拟微波接力系统 彩色电视解调机 (一路电视一路伴音) 技术条件 |
![]() Blank detail specification for semiconductor inte-grated circuit operational amplifiers 半导体集成电路运算放大器空白详细规范 (可供认证用) |
![]() General specification of gas discharge tubes for overvoltage protection 过电压保护气体放电管总规范 (可供认证用) |
![]() Specifications for colour TV modulation equipment (1 TV+1 sound program) used in long-haul terres-trial analog radio-relay systems 长距离地面模拟微波接力系统 彩色电视调制机 (一路电视一路伴音) 技术条件 |
![]() Modems for date transmission at 48 kilobits per second using 60~108 kHz group band circuits 用于60~108 kHz基群电路的48 kbit/s数据传输的调制解调器 |
Find out:57335Items | First -Previous-Next -Last | [1122] [1123] [1124] [1125] [1126] [1127] [1128] |