The selection of measurement bandwidth in time domain frequency stability is discussed.
讨论了频率稳定度时域测量带宽如何选择的问题。
Laser frequency is about 1014 ~ 1015hz, direct measurement of laser frequency stability is very difficult.
激光的频率约1014 ~ 1015hz，直接测量激光频率的稳定度是非常困难的。
In this paper, a measuring instrument is designed based on relative measurement of the semiconductor laser frequency stability making use of the beat technology.
本文设计了一种测量仪，基于拍频技术对半导体激光器频率稳定度进行相对测量。
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