HD 369.5.2 S1-1986 视听、视频和电视设备及系统.第5部分:控制、同步和地址代码.第2章:两台静止式投影仪用控制系统.操作规程
Audio-visual, video and television equipment and systems; part 5: control synchronization and adress codes; chapter 2: control systems for two still projectors; operating practice