【摘要】 介绍了一种专用编码和译码的多路遥控指令的发送系统．该系统以键控计数译码、数据选择、环形延时标定、编码、振荡分频、门控及载频放大电路为核心电路．电路设计巧妙，实用性强，适用范围广．长期实际运行证明，该系统十分稳定可靠，达到了原设计的各项技术指标要求．更多还原

【Abstract】  special codinganddecoding transmitting system with multichannel remote control commands is introduced in this paper.Its key circuits are the keying decoding circuit,data selector circuit,ring timedelay demarcation circuit,coding circuit,oscillating frequency demultiplier circuit,control system circuit and carrier frequency amplifier circuit.The circuits have clever designs,strong practicability and wide application range.The longterm practice has proved that the system was very stable and reliable,and accorded with the demands of technical indices in the original designs.更多还原