sound level signal的意思|示意

System hardware circuit audio digital signal source achieve this functions: sound signals, sound intensity level control, data communications, liquid crystal display, alarm and power.

系统硬件电路包括音频数字信号源实现声音信号产生、数字声强级控制、多机数据通信、液晶显示和电源等模块单元。

Compared with the original sound level meter, the new measuring system has the same accuracy and was much convenient in signal measuring and data processing.

结果表明，在测量精度不变的前提下，新测量系统在测量和数据处理方面明显优于原声级计。

The field pulse signal forming and width control circuit generates a field pulse signal A with the width being controlled by the accompanying sound electric level.

场脉冲信号形成及宽 度控制电路产生宽度受伴音电平控制的场脉冲信号A。