This paper reports a technique used lor improving the stability of the laser probe consisting of an acoustooptic modulator, an analogue divider and an auto-lock-in amplifier.
本文介绍了一种用声光调制器、模拟除法器和自动锁相放大器来改进激光探针测试系统稳定性的方法。
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A modulator reduces the quantization error of the frequency divider.