A new method for calibration of velocity sensitivity of ultrasonic transducers with a wide band standard acoustic source generated by a pulsed laser is proposed.
本文提出一种利用脉冲激光产生可重复的宽带标准声源、对超声换能器的速度灵敏度进行标定的新方法—激光超声法。
The self-calibration technique is employed to acquire fast locking, low jitter, and a wide locking range.
并采用自校准技术，具有快速锁定，低抖动，工作频率范围宽的优点。
The device possesses the characteristics of wide band and high power, etc. A high field strength calibration system may be established through its use.
该装置具有宽频带、大功率等特点，可以建立高场强的场强校准系统，进行场强探头和近区场强仪的校准。
The device possesses the characteristics of wide band and high power, etc. A high field strength calibration system may be established through its use.
该装置具有宽频带、大功率等特点，可以建立高场强的场强校准系统，进行场强探头和近区场强仪的校准。
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