最后，讨论了频谱仪本地噪声对低电平信号测量影响的修正方法。
At last, correction method of low level signal measurement is discussed duo to effect of spectrum analyzer floor noise.
研究了利用频谱仪射频衰减、分辨带宽、视频带宽和视频平均的方法，提高和改善低电平信号的测量精度。
Improving measurement accuracy of low level signal is studied using RF attenuation, resolution bandwidth, video bandwidth, and video average.
AD7730是一款适合称重和压力测量应用的完整模拟前端，可直接接受来自传感器的低电平信号，并输出串行数字字。
The AD7730 is a complete analog front end for weigh-scale and pressure measurement applications. The device accepts low-level signals directly from a transducer and outputs a serial digital word.
AD 7730l是一款适合称重和压力测量应用的完整模拟前端，可直接接受来自传感器的低电平信号，并输出串行数字。
The AD7730Lis a complete analog front end for weigh-scale and pressure measurement applications. The device accepts low-level signals directly from a transducer and outputs a serial digital word.
第二部分介绍了当存在相对高的测量系统噪声（示波器噪声）电平时，如何进行更精确低电平信号噪声和干扰测量的有用提示。
The second part is to introduce the useful prompt to measure the low level signal noise and its disturbance even more accurately when there is rather high noise level in measure system.
第二部分介绍了当存在相对高的测量系统噪声（示波器噪声）电平时，如何进行更精确低电平信号噪声和干扰测量的有用提示。
The second part is to introduce the useful prompt to measure the low level signal noise and its disturbance even more accurately when there is rather high noise level in measure system.
应用推荐